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Exes_120ac87de83f6000b83d11f1af0c116f_exe_2019-08-12_18_30.txt

paladin316
Aug 12th, 2019
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  1.  
  2. * MalFamily: "Nanocore"
  3.  
  4. * MalScore: 10.0
  5.  
  6. * File Name: "Exes_120ac87de83f6000b83d11f1af0c116f.exe"
  7. * File Size: 1489408
  8. * File Type: "PE32 executable (GUI) Intel 80386, for MS Windows"
  9. * SHA256: "25b1a5c25a791e60d5f5568750b3f549e22f5aee87182d4ff34af46723e65d46"
  10. * MD5: "120ac87de83f6000b83d11f1af0c116f"
  11. * SHA1: "c8c6ef84a82752beba33f8fee3d682c8319b340b"
  12. * SHA512: "9f078f29cc260d7416ef482a6c50c976b2362dccfbeacf323e6f1301e67e5922abefa0beabc3cfaabf086afc6cb9c31698501c5b80cd0ded899ddb34246a38e8"
  13. * CRC32: "EF7365FA"
  14. * SSDEEP: "24576:xAHnh+eWsN3skA4RV1Hom2KXMmHacHdsFuP1dRIvCSenL1j7UGy6tviA9JzBhf+5:Ih+ZkldoPK8YacHdsFuP1gvCfJ1JQ"
  15.  
  16. * Process Execution:
  17. "Exes_120ac87de83f6000b83d11f1af0c116f.exe",
  18. "RegAsm.exe",
  19. "schtasks.exe",
  20. "svchost.exe"
  21.  
  22.  
  23. * Executed Commands:
  24. "\"schtasks.exe\" /create /f /tn \"DSL Subsystem\" /xml \"C:\\Users\\user\\AppData\\Local\\Temp\\tmp1C44.tmp\""
  25.  
  26.  
  27. * Signatures Detected:
  28.  
  29. "Description": "Attempts to connect to a dead IP:Port (1 unique times)",
  30. "Details":
  31.  
  32. "IP": "79.134.225.84:6734"
  33.  
  34.  
  35.  
  36.  
  37. "Description": "Creates RWX memory",
  38. "Details":
  39.  
  40.  
  41. "Description": "A process attempted to delay the analysis task.",
  42. "Details":
  43.  
  44. "Process": "RegAsm.exe tried to sleep 1159 seconds, actually delayed analysis time by 0 seconds"
  45.  
  46.  
  47.  
  48.  
  49. "Description": "At least one IP Address, Domain, or File Name was found in a crypto call",
  50. "Details":
  51.  
  52. "ioc": "v2.0.50727"
  53.  
  54.  
  55. "ioc": "2.0.0.0"
  56.  
  57.  
  58.  
  59.  
  60. "Description": "Expresses interest in specific running processes",
  61. "Details":
  62.  
  63. "process": "svchost.exe"
  64.  
  65.  
  66. "process": "RegAsm.exe"
  67.  
  68.  
  69.  
  70.  
  71. "Description": "Reads data out of its own binary image",
  72. "Details":
  73.  
  74. "self_read": "process: Exes_120ac87de83f6000b83d11f1af0c116f.exe, pid: 996, offset: 0x00000000, length: 0x0016ba00"
  75.  
  76.  
  77. "self_read": "process: RegAsm.exe, pid: 2508, offset: 0x00000000, length: 0x00001000"
  78.  
  79.  
  80. "self_read": "process: RegAsm.exe, pid: 2508, offset: 0x00000080, length: 0x00000200"
  81.  
  82.  
  83. "self_read": "process: RegAsm.exe, pid: 2508, offset: 0x00000178, length: 0x00000200"
  84.  
  85.  
  86. "self_read": "process: RegAsm.exe, pid: 2508, offset: 0x0000a720, length: 0x00000200"
  87.  
  88.  
  89. "self_read": "process: RegAsm.exe, pid: 2508, offset: 0x0000a73c, length: 0x00000200"
  90.  
  91.  
  92.  
  93.  
  94. "Description": "A process created a hidden window",
  95. "Details":
  96.  
  97. "Process": "RegAsm.exe -> \"schtasks.exe\" /create /f /tn \"DSL Subsystem\" /xml \"C:\\Users\\user\\AppData\\Local\\Temp\\tmp1C44.tmp\""
  98.  
  99.  
  100.  
  101.  
  102. "Description": "The binary likely contains encrypted or compressed data.",
  103. "Details":
  104.  
  105. "section": "name: .rsrc, entropy: 7.95, characteristics: IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ, raw_size: 0x000a1400, virtual_size: 0x000a12a8"
  106.  
  107.  
  108.  
  109.  
  110. "Description": "Executed a process and injected code into it, probably while unpacking",
  111. "Details":
  112.  
  113. "Injection": "Exes_120ac87de83f6000b83d11f1af0c116f.exe(996) -> RegAsm.exe(2508)"
  114.  
  115.  
  116.  
  117.  
  118. "Description": "Attempts to remove evidence of file being downloaded from the Internet",
  119. "Details":
  120.  
  121. "file": "C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\RegAsm.exe:Zone.Identifier"
  122.  
  123.  
  124.  
  125.  
  126. "Description": "Attempts to execute a Living Off The Land Binary command for post exeploitation",
  127. "Details":
  128.  
  129. "MITRE T1078 - schtask": "(Tactic: Execution, Persistence, Privilege Escalation)"
  130.  
  131.  
  132.  
  133.  
  134. "Description": "Installs itself for autorun at Windows startup",
  135. "Details":
  136.  
  137. "key": "HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\kqgsEXCwcJ"
  138.  
  139.  
  140. "data": "C:\\Users\\Public\\kqgsEXCwcJ.vbs"
  141.  
  142.  
  143.  
  144.  
  145. "Description": "Exhibits behavior characteristic of Nanocore RAT",
  146. "Details":
  147.  
  148.  
  149. "Description": "File has been identified by 27 Antiviruses on VirusTotal as malicious",
  150. "Details":
  151.  
  152. "FireEye": "Generic.mg.120ac87de83f6000"
  153.  
  154.  
  155. "McAfee": "Trojan-AitInject.aq"
  156.  
  157.  
  158. "Malwarebytes": "Trojan.MalPack.AutoIt"
  159.  
  160.  
  161. "CrowdStrike": "win/malicious_confidence_90% (W)"
  162.  
  163.  
  164. "F-Prot": "W32/AutoIt.IJ.gen!Eldorado"
  165.  
  166.  
  167. "APEX": "Malicious"
  168.  
  169.  
  170. "Kaspersky": "Backdoor.MSIL.NanoBot.atwe"
  171.  
  172.  
  173. "Paloalto": "generic.ml"
  174.  
  175.  
  176. "Endgame": "malicious (high confidence)"
  177.  
  178.  
  179. "Invincea": "heuristic"
  180.  
  181.  
  182. "McAfee-GW-Edition": "BehavesLike.Win32.Downloader.tc"
  183.  
  184.  
  185. "Trapmine": "malicious.moderate.ml.score"
  186.  
  187.  
  188. "Cyren": "W32/AutoIt.IJ.gen!Eldorado"
  189.  
  190.  
  191. "Antiy-AVL": "Trojan/Generic.ASVCS3S.1E5"
  192.  
  193.  
  194. "Microsoft": "Trojan:Win32/Wacatac.B!ml"
  195.  
  196.  
  197. "ZoneAlarm": "Backdoor.MSIL.NanoBot.atwe"
  198.  
  199.  
  200. "GData": "MSIL.Backdoor.Nancat.WKFI4R"
  201.  
  202.  
  203. "AhnLab-V3": "Malware/Win32.RL_Generic.R285364"
  204.  
  205.  
  206. "Acronis": "suspicious"
  207.  
  208.  
  209. "Cylance": "Unsafe"
  210.  
  211.  
  212. "ESET-NOD32": "a variant of Win32/Injector.Autoit.EEV"
  213.  
  214.  
  215. "TrendMicro-HouseCall": "TROJ_GEN.R020H06H819"
  216.  
  217.  
  218. "Ikarus": "Trojan.Autoit"
  219.  
  220.  
  221. "MaxSecure": "Trojan.Malware.300983.susgen"
  222.  
  223.  
  224. "Fortinet": "AutoIt/Injector.EEV!tr"
  225.  
  226.  
  227. "Cybereason": "malicious.4a8275"
  228.  
  229.  
  230. "Qihoo-360": "HEUR/QVM10.1.1689.Malware.Gen"
  231.  
  232.  
  233.  
  234.  
  235. "Description": "Creates a slightly modified copy of itself",
  236. "Details":
  237.  
  238. "file": "C:\\Users\\user\\AppData\\Roaming\\GfxUIEx\\tttracer.bat"
  239.  
  240.  
  241. "percent_match": 100
  242.  
  243.  
  244.  
  245.  
  246. "Description": "Collects information to fingerprint the system",
  247. "Details":
  248.  
  249.  
  250. "Description": "Anomalous binary characteristics",
  251. "Details":
  252.  
  253. "anomaly": "Actual checksum does not match that reported in PE header"
  254.  
  255.  
  256.  
  257.  
  258.  
  259. * Started Service:
  260.  
  261. * Mutexes:
  262. "Global\\CLR_CASOFF_MUTEX",
  263. "Global\\72291699-88f4-4a61-86bc-93c11f1ceaba",
  264. "Global\\.net clr networking"
  265.  
  266.  
  267. * Modified Files:
  268. "C:\\Users\\user\\AppData\\Roaming\\GfxUIEx\\tttracer.bat",
  269. "C:\\Users\\Public\\kqgsEXCwcJ.vbs",
  270. "C:\\Users\\user\\AppData\\Roaming\\C1515A12-1764-4632-ACE9-A9DFF9253200\\run.dat",
  271. "C:\\Users\\user\\AppData\\Local\\Temp\\tmp1C44.tmp",
  272. "C:\\Users\\user\\AppData\\Roaming\\C1515A12-1764-4632-ACE9-A9DFF9253200\\task.dat",
  273. "C:\\Windows\\sysnative\\Tasks\\DSL Subsystem",
  274. "\\Device\\LanmanDatagramReceiver",
  275. "C:\\Windows\\SoftwareDistribution\\DataStore\\DataStore.edb",
  276. "C:\\Windows\\SoftwareDistribution\\DataStore\\Logs\\edb.chk"
  277.  
  278.  
  279. * Deleted Files:
  280. "C:\\Users\\user\\AppData\\Local\\Temp\\tmp1C44.tmp",
  281. "C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\RegAsm.exe:Zone.Identifier",
  282. "C:\\Windows\\Tasks\\DSL Subsystem.job",
  283. "C:\\Windows\\SoftwareDistribution\\DataStore\\Logs\\edbtmp.log"
  284.  
  285.  
  286. * Modified Registry Keys:
  287. "HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\kqgsEXCwcJ",
  288. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tasks\\C1D9A312-A6FE-40E8-9092-8D0FAB8741C7\\Path",
  289. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tasks\\C1D9A312-A6FE-40E8-9092-8D0FAB8741C7\\Hash",
  290. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tree\\DSL Subsystem\\Id",
  291. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tree\\DSL Subsystem\\Index",
  292. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tasks\\C1D9A312-A6FE-40E8-9092-8D0FAB8741C7\\Triggers"
  293.  
  294.  
  295. * Deleted Registry Keys:
  296. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\CompatibilityAdapter\\Signatures\\DSL Subsystem.job",
  297. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\CompatibilityAdapter\\Signatures\\DSL Subsystem.job.fp"
  298.  
  299.  
  300. * DNS Communications:
  301.  
  302. "type": "A",
  303. "request": "cally.duckdns.org",
  304. "answers":
  305.  
  306. "data": "79.134.225.84",
  307. "type": "A"
  308.  
  309.  
  310.  
  311.  
  312.  
  313. * Domains:
  314.  
  315. "ip": "79.134.225.84",
  316. "domain": "cally.duckdns.org"
  317.  
  318.  
  319.  
  320. * Network Communication - ICMP:
  321.  
  322. * Network Communication - HTTP:
  323.  
  324. * Network Communication - SMTP:
  325.  
  326. * Network Communication - Hosts:
  327.  
  328. * Network Communication - IRC:
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