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remcos_f157f1b8de7a2ce7da0f9a120f9013bfa55b2e0119838c885af52028ae6a7fce_2019-08-21_11_30.txt

paladin316
Aug 21st, 2019
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  1.  
  2. * MalFamily: "Remcos"
  3.  
  4. * MalScore: 10.0
  5.  
  6. * File Name: "remcos_f157f1b8de7a2ce7da0f9a120f9013bfa55b2e0119838c885af52028ae6a7fce"
  7. * File Size: 126976
  8. * File Type: "PE32 executable (GUI) Intel 80386, for MS Windows"
  9. * SHA256: "f157f1b8de7a2ce7da0f9a120f9013bfa55b2e0119838c885af52028ae6a7fce"
  10. * MD5: "214c35500a1154672ca73a228d035188"
  11. * SHA1: "70a3a4b28bcad2a006a72e609532d3abc6d7aaad"
  12. * SHA512: "1fd2482e092c009d2d54f1b1558dd1f718ea6e50fd9103f47e6a6fc141460246f8857cb5a8dc05c29eaa7eee90fbf2d13bf1016b4e9e3ba4cd3bb3825da0aa25"
  13. * CRC32: "89E6A7A4"
  14. * SSDEEP: "3072:djiTCiIMleBDfHllNUH80TCvRIdIYNGXm4OzOh6+rc+5:djiTCseB7HlPb0TyRIdIYNGX7OzOh6K"
  15.  
  16. * Process Execution:
  17. "remcos_f157f1b8de7a2ce7da0f9a120f9013bfa55b2e0119838c885af52028ae6a7fce.exe",
  18. "cmd.exe",
  19. "reg.exe",
  20. "wscript.exe",
  21. "cmd.exe",
  22. "remcos.exe",
  23. "cmd.exe",
  24. "reg.exe",
  25. "svchost.exe"
  26.  
  27.  
  28. * Executed Commands:
  29. "C:\\Windows\\System32\\cmd.exe /k %windir%\\System32\\reg.exe ADD HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System /v EnableLUA /t REG_DWORD /d 0 /f",
  30. "\"C:\\Windows\\System32\\WScript.exe\" \"C:\\Users\\user\\AppData\\Local\\Temp\\install.vbs\"",
  31. "C:\\Users\\user\\AppData\\Local\\Temp\\install.vbs ",
  32. "C:\\Windows\\System32\\reg.exe ADD HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System /v EnableLUA /t REG_DWORD /d 0 /f",
  33. "\"C:\\Windows\\System32\\cmd.exe\" /c \"C:\\Users\\user\\AppData\\Roaming\\remcos\\remcos.exe\"",
  34. "cmd /c \"C:\\Users\\user\\AppData\\Roaming\\remcos\\remcos.exe\"",
  35. "C:\\Users\\user\\AppData\\Roaming\\remcos\\remcos.exe",
  36. "C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe",
  37. "C:\\Windows\\SysWOW64\\svchost.exe"
  38.  
  39.  
  40. * Signatures Detected:
  41.  
  42. "Description": "Creates RWX memory",
  43. "Details":
  44.  
  45.  
  46. "Description": "Detected script timer window indicative of sleep style evasion",
  47. "Details":
  48.  
  49. "Window": "WSH-Timer"
  50.  
  51.  
  52.  
  53.  
  54. "Description": "A process attempted to delay the analysis task.",
  55. "Details":
  56.  
  57. "Process": "remcos.exe tried to sleep 1435 seconds, actually delayed analysis time by 0 seconds"
  58.  
  59.  
  60.  
  61.  
  62. "Description": "Reads data out of its own binary image",
  63. "Details":
  64.  
  65. "self_read": "process: wscript.exe, pid: 2300, offset: 0x00000000, length: 0x00000040"
  66.  
  67.  
  68. "self_read": "process: wscript.exe, pid: 2300, offset: 0x000000f0, length: 0x00000018"
  69.  
  70.  
  71. "self_read": "process: wscript.exe, pid: 2300, offset: 0x000001e8, length: 0x00000078"
  72.  
  73.  
  74. "self_read": "process: wscript.exe, pid: 2300, offset: 0x00018000, length: 0x00000020"
  75.  
  76.  
  77. "self_read": "process: wscript.exe, pid: 2300, offset: 0x00018058, length: 0x00000018"
  78.  
  79.  
  80. "self_read": "process: wscript.exe, pid: 2300, offset: 0x000181a8, length: 0x00000018"
  81.  
  82.  
  83. "self_read": "process: wscript.exe, pid: 2300, offset: 0x00018470, length: 0x00000010"
  84.  
  85.  
  86. "self_read": "process: wscript.exe, pid: 2300, offset: 0x00018640, length: 0x00000012"
  87.  
  88.  
  89. "self_read": "process: remcos.exe, pid: 1108, offset: 0x00000000, length: 0x0001f000"
  90.  
  91.  
  92.  
  93.  
  94. "Description": "A process created a hidden window",
  95. "Details":
  96.  
  97. "Process": "remcos_f157f1b8de7a2ce7da0f9a120f9013bfa55b2e0119838c885af52028ae6a7fce.exe -> C:\\Windows\\System32\\cmd.exe"
  98.  
  99.  
  100. "Process": "remcos_f157f1b8de7a2ce7da0f9a120f9013bfa55b2e0119838c885af52028ae6a7fce.exe -> C:\\Users\\user\\AppData\\Local\\Temp\\install.vbs"
  101.  
  102.  
  103. "Process": "wscript.exe -> cmd"
  104.  
  105.  
  106. "Process": "remcos.exe -> C:\\Windows\\System32\\cmd.exe"
  107.  
  108.  
  109.  
  110.  
  111. "Description": "Drops a binary and executes it",
  112. "Details":
  113.  
  114. "binary": "C:\\Users\\user\\AppData\\Roaming\\remcos\\remcos.exe"
  115.  
  116.  
  117.  
  118.  
  119. "Description": "Sniffs keystrokes",
  120. "Details":
  121.  
  122. "SetWindowsHookExA": "Process: remcos.exe(1108)"
  123.  
  124.  
  125.  
  126.  
  127. "Description": "Executed a process and injected code into it, probably while unpacking",
  128. "Details":
  129.  
  130. "Injection": "remcos.exe(1108) -> svchost.exe(2404)"
  131.  
  132.  
  133.  
  134.  
  135. "Description": "Installs itself for autorun at Windows startup",
  136. "Details":
  137.  
  138. "key": "HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\remcos"
  139.  
  140.  
  141. "data": "\"C:\\Users\\user\\AppData\\Roaming\\remcos\\remcos.exe\""
  142.  
  143.  
  144.  
  145.  
  146. "Description": "Creates a hidden or system file",
  147. "Details":
  148.  
  149. "file": "C:\\Users\\user\\AppData\\Roaming\\remcos\\remcos.exe"
  150.  
  151.  
  152. "file": "C:\\Users\\user\\AppData\\Roaming\\remcos"
  153.  
  154.  
  155. "file": "C:\\Users\\user\\AppData\\Roaming\\remcos\\logs.dat"
  156.  
  157.  
  158.  
  159.  
  160. "Description": "File has been identified by 57 Antiviruses on VirusTotal as malicious",
  161. "Details":
  162.  
  163. "Bkav": "W32.KsieusJHZ.Trojan"
  164.  
  165.  
  166. "MicroWorld-eScan": "Generic.Malware.SL!.78475FDC"
  167.  
  168.  
  169. "FireEye": "Generic.mg.214c35500a115467"
  170.  
  171.  
  172. "CAT-QuickHeal": "Trojan.GenericPMF.S6960769"
  173.  
  174.  
  175. "McAfee": "GenericRXGN-WO!214C35500A11"
  176.  
  177.  
  178. "Malwarebytes": "Backdoor.Remcos"
  179.  
  180.  
  181. "SUPERAntiSpyware": "Backdoor.Remcos/Variant"
  182.  
  183.  
  184. "K7AntiVirus": "Trojan ( 0053ac2c1 )"
  185.  
  186.  
  187. "BitDefender": "Generic.Malware.SL!.78475FDC"
  188.  
  189.  
  190. "K7GW": "Trojan ( 0053ac2c1 )"
  191.  
  192.  
  193. "Cybereason": "malicious.00a115"
  194.  
  195.  
  196. "Arcabit": "Generic.Malware.SL!.D1328BFDC"
  197.  
  198.  
  199. "Invincea": "heuristic"
  200.  
  201.  
  202. "F-Prot": "W32/Rescoms.F.gen!Eldorado"
  203.  
  204.  
  205. "Symantec": "ML.Attribute.HighConfidence"
  206.  
  207.  
  208. "APEX": "Malicious"
  209.  
  210.  
  211. "Paloalto": "generic.ml"
  212.  
  213.  
  214. "ClamAV": "Win.Malware.Rescoms-6598304-0"
  215.  
  216.  
  217. "Kaspersky": "HEUR:Trojan.Win32.Generic"
  218.  
  219.  
  220. "NANO-Antivirus": "Trojan.Win32.Rescoms.fracvu"
  221.  
  222.  
  223. "Ad-Aware": "Generic.Malware.SL!.78475FDC"
  224.  
  225.  
  226. "Emsisoft": "Generic.Malware.SL!.78475FDC (B)"
  227.  
  228.  
  229. "Comodo": "TrojWare.Win32.Rescoms.B@7ijo3m"
  230.  
  231.  
  232. "F-Secure": "Backdoor.BDS/Backdoor.Gen"
  233.  
  234.  
  235. "DrWeb": "Trojan.DownLoader28.42322"
  236.  
  237.  
  238. "Zillya": "Trojan.Generic.Win32.854170"
  239.  
  240.  
  241. "TrendMicro": "BKDR_SOCMER.SM"
  242.  
  243.  
  244. "McAfee-GW-Edition": "BehavesLike.Win32.Generic.ch"
  245.  
  246.  
  247. "Trapmine": "malicious.moderate.ml.score"
  248.  
  249.  
  250. "Sophos": "Troj/Remcos-DI"
  251.  
  252.  
  253. "Ikarus": "Backdoor.Remcos"
  254.  
  255.  
  256. "Cyren": "W32/Rescoms.F.gen!Eldorado"
  257.  
  258.  
  259. "Jiangmin": "Trojan.Generic.dkfka"
  260.  
  261.  
  262. "Avira": "BDS/Backdoor.Gen"
  263.  
  264.  
  265. "MAX": "malware (ai score=88)"
  266.  
  267.  
  268. "Antiy-AVL": "TrojanBackdoor/Win32.Rescoms"
  269.  
  270.  
  271. "Microsoft": "Backdoor:Win32/Rescoms.C!bit"
  272.  
  273.  
  274. "Endgame": "malicious (high confidence)"
  275.  
  276.  
  277. "ZoneAlarm": "HEUR:Trojan.Win32.Generic"
  278.  
  279.  
  280. "GData": "Win32.Malware.Bucaspys.B"
  281.  
  282.  
  283. "AhnLab-V3": "Trojan/Win32.Generic.C3291877"
  284.  
  285.  
  286. "Acronis": "suspicious"
  287.  
  288.  
  289. "VBA32": "BScope.Backdoor.Rescoms"
  290.  
  291.  
  292. "ALYac": "Generic.Malware.SL!.78475FDC"
  293.  
  294.  
  295. "Cylance": "Unsafe"
  296.  
  297.  
  298. "Panda": "Trj/Genetic.gen"
  299.  
  300.  
  301. "ESET-NOD32": "a variant of Win32/Rescoms.B"
  302.  
  303.  
  304. "TrendMicro-HouseCall": "BKDR_SOCMER.SM"
  305.  
  306.  
  307. "Rising": "Backdoor.Remcos!1.B6A7 (CLASSIC)"
  308.  
  309.  
  310. "Yandex": "Trojan.Agent!KT8PzhB4DZI"
  311.  
  312.  
  313. "SentinelOne": "DFI - Malicious PE"
  314.  
  315.  
  316. "eGambit": "Unsafe.AI_Score_96%"
  317.  
  318.  
  319. "Fortinet": "W32/Agent.RXL!tr"
  320.  
  321.  
  322. "AVG": "Win32:RemcosRAT-A Trj"
  323.  
  324.  
  325. "Avast": "Win32:RemcosRAT-A Trj"
  326.  
  327.  
  328. "CrowdStrike": "win/malicious_confidence_100% (W)"
  329.  
  330.  
  331. "Qihoo-360": "HEUR/QVM07.1.585F.Malware.Gen"
  332.  
  333.  
  334.  
  335.  
  336. "Description": "Clamav Hits in Target/Dropped/SuriExtracted",
  337. "Details":
  338.  
  339. "target": "clamav:Win.Malware.Rescoms-6598304-0, sha256:f157f1b8de7a2ce7da0f9a120f9013bfa55b2e0119838c885af52028ae6a7fce, type:PE32 executable (GUI) Intel 80386, for MS Windows"
  340.  
  341.  
  342. "dropped": "clamav:Win.Malware.Rescoms-6598304-0, sha256:f157f1b8de7a2ce7da0f9a120f9013bfa55b2e0119838c885af52028ae6a7fce , guest_paths:C:\\Users\\user\\AppData\\Roaming\\remcos\\remcos.exe, type:PE32 executable (GUI) Intel 80386, for MS Windows"
  343.  
  344.  
  345.  
  346.  
  347. "Description": "Creates a copy of itself",
  348. "Details":
  349.  
  350. "copy": "C:\\Users\\user\\AppData\\Roaming\\remcos\\remcos.exe"
  351.  
  352.  
  353.  
  354.  
  355. "Description": "Attempts to disable UAC",
  356. "Details":
  357.  
  358.  
  359.  
  360. * Started Service:
  361.  
  362. * Mutexes:
  363. "Remcos_Mutex_Inj",
  364. "Remcos-L39JAZ",
  365. "Local\\ZoneAttributeCacheCounterMutex",
  366. "Local\\ZonesCacheCounterMutex",
  367. "Local\\ZonesLockedCacheCounterMutex",
  368. "Mutex_RemWatchdog"
  369.  
  370.  
  371. * Modified Files:
  372. "C:\\Users\\user\\AppData\\Roaming\\remcos\\remcos.exe",
  373. "C:\\Users\\user\\AppData\\Local\\Temp\\install.vbs",
  374. "C:\\Users\\user\\AppData\\Roaming\\remcos\\logs.dat"
  375.  
  376.  
  377. * Deleted Files:
  378. "C:\\Users\\user\\AppData\\Local\\Temp\\install.vbs"
  379.  
  380.  
  381. * Modified Registry Keys:
  382. "HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\remcos",
  383. "HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\ZoneMap\\UNCAsIntranet",
  384. "HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\ZoneMap\\AutoDetect",
  385. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System\\EnableLUA",
  386. "HKEY_CURRENT_USER\\Software\\Remcos-L39JAZ\\",
  387. "HKEY_CURRENT_USER\\Software\\Remcos-L39JAZ\\exepath",
  388. "HKEY_CURRENT_USER\\Software\\Remcos-L39JAZ\\licence",
  389. "HKEY_CURRENT_USER\\Software\\Remcos-L39JAZ\\WD"
  390.  
  391.  
  392. * Deleted Registry Keys:
  393. "HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\ZoneMap\\ProxyBypass",
  394. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\ZoneMap\\ProxyBypass",
  395. "HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\ZoneMap\\IntranetName",
  396. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\ZoneMap\\IntranetName",
  397. "HKEY_CURRENT_USER\\Software\\Remcos-L39JAZ\\WD"
  398.  
  399.  
  400. * DNS Communications:
  401.  
  402. "type": "A",
  403. "request": "pecunia11223344.warzonedns.com",
  404. "answers":
  405.  
  406. "data": "192.34.109.202",
  407. "type": "A"
  408.  
  409.  
  410.  
  411.  
  412.  
  413. * Domains:
  414.  
  415. "ip": "192.34.109.202",
  416. "domain": "pecunia11223344.warzonedns.com"
  417.  
  418.  
  419.  
  420. * Network Communication - ICMP:
  421.  
  422. * Network Communication - HTTP:
  423.  
  424. * Network Communication - SMTP:
  425.  
  426. * Network Communication - Hosts:
  427.  
  428. * Network Communication - IRC:
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