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Exes_ef4b6d05db9a3f862125619d7e6a1229_exe_2019-08-01_13_30.txt

paladin316
Aug 1st, 2019
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  1.  
  2. * MalFamily: "Nanocore"
  3.  
  4. * MalScore: 10.0
  5.  
  6. * File Name: "Exes_ef4b6d05db9a3f862125619d7e6a1229.exe"
  7. * File Size: 1240064
  8. * File Type: "PE32 executable (GUI) Intel 80386, for MS Windows"
  9. * SHA256: "a0f090bf11d3b9e9a83603cc4363515cf2879dd63e8eb6a91f523e4ff115dcfb"
  10. * MD5: "ef4b6d05db9a3f862125619d7e6a1229"
  11. * SHA1: "11d53ddfeeaf8fa164ef62d459ede7853f59aa75"
  12. * SHA512: "f4642242fea962b67fde95b4aacfabf1059442f132284dad7b53c1262f1ea58f9ee68d27221a1bf62217ff32b1fe9eab5b73cbf7ed0c0af7666323f62e1349d7"
  13. * CRC32: "A0B9F626"
  14. * SSDEEP: "24576:tAHnh+eWsN3skA4RV1Hom2KXMmHasOUpLwDim5Ajz3+AAiEnrCOcP5:Mh+ZkldoPK8YasOQLYp496Gr"
  15.  
  16. * Process Execution:
  17. "Exes_ef4b6d05db9a3f862125619d7e6a1229.exe",
  18. "RegAsm.exe",
  19. "schtasks.exe",
  20. "schtasks.exe",
  21. "svchost.exe"
  22.  
  23.  
  24. * Executed Commands:
  25. "\"schtasks.exe\" /create /f /tn \"DSL Subsystem\" /xml \"C:\\Users\\user\\AppData\\Local\\Temp\\tmp6D07.tmp\"",
  26. "\"schtasks.exe\" /create /f /tn \"DSL Subsystem Task\" /xml \"C:\\Users\\user\\AppData\\Local\\Temp\\tmp77F5.tmp\""
  27.  
  28.  
  29. * Signatures Detected:
  30.  
  31. "Description": "Attempts to connect to a dead IP:Port (2 unique times)",
  32. "Details":
  33.  
  34. "IP": "127.0.0.1:5556"
  35.  
  36.  
  37. "IP": "79.134.225.96:5556"
  38.  
  39.  
  40.  
  41.  
  42. "Description": "Creates RWX memory",
  43. "Details":
  44.  
  45.  
  46. "Description": "A process attempted to delay the analysis task.",
  47. "Details":
  48.  
  49. "Process": "svchost.exe tried to sleep 300 seconds, actually delayed analysis time by 0 seconds"
  50.  
  51.  
  52. "Process": "RegAsm.exe tried to sleep 1164 seconds, actually delayed analysis time by 0 seconds"
  53.  
  54.  
  55.  
  56.  
  57. "Description": "At least one IP Address, Domain, or File Name was found in a crypto call",
  58. "Details":
  59.  
  60. "ioc": "v2.0.50727"
  61.  
  62.  
  63. "ioc": "2.0.0.0"
  64.  
  65.  
  66.  
  67.  
  68. "Description": "Reads data out of its own binary image",
  69. "Details":
  70.  
  71. "self_read": "process: Exes_ef4b6d05db9a3f862125619d7e6a1229.exe, pid: 2540, offset: 0x00000000, length: 0x0012ec00"
  72.  
  73.  
  74. "self_read": "process: RegAsm.exe, pid: 2092, offset: 0x00000000, length: 0x00001000"
  75.  
  76.  
  77. "self_read": "process: RegAsm.exe, pid: 2092, offset: 0x00000080, length: 0x00000200"
  78.  
  79.  
  80. "self_read": "process: RegAsm.exe, pid: 2092, offset: 0x00000178, length: 0x00000200"
  81.  
  82.  
  83. "self_read": "process: RegAsm.exe, pid: 2092, offset: 0x0000a720, length: 0x00000200"
  84.  
  85.  
  86. "self_read": "process: RegAsm.exe, pid: 2092, offset: 0x0000a73c, length: 0x00000200"
  87.  
  88.  
  89.  
  90.  
  91. "Description": "A process created a hidden window",
  92. "Details":
  93.  
  94. "Process": "RegAsm.exe -> \"schtasks.exe\" /create /f /tn \"DSL Subsystem\" /xml \"C:\\Users\\user\\AppData\\Local\\Temp\\tmp6D07.tmp\""
  95.  
  96.  
  97. "Process": "RegAsm.exe -> \"schtasks.exe\" /create /f /tn \"DSL Subsystem Task\" /xml \"C:\\Users\\user\\AppData\\Local\\Temp\\tmp77F5.tmp\""
  98.  
  99.  
  100.  
  101.  
  102. "Description": "The binary likely contains encrypted or compressed data.",
  103. "Details":
  104.  
  105. "section": "name: .rsrc, entropy: 7.90, characteristics: IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ, raw_size: 0x00064600, virtual_size: 0x000644a4"
  106.  
  107.  
  108.  
  109.  
  110. "Description": "Executed a process and injected code into it, probably while unpacking",
  111. "Details":
  112.  
  113. "Injection": "Exes_ef4b6d05db9a3f862125619d7e6a1229.exe(2540) -> RegAsm.exe(2092)"
  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\\EcqdWJQTvB"
  138.  
  139.  
  140. "data": "C:\\Users\\Public\\EcqdWJQTvB.vbs"
  141.  
  142.  
  143. "key": "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\Run\\DSL Subsystem"
  144.  
  145.  
  146. "data": "C:\\Program Files (x86)\\DSL Subsystem\\dslss.exe"
  147.  
  148.  
  149.  
  150.  
  151. "Description": "Exhibits behavior characteristic of Nanocore RAT",
  152. "Details":
  153.  
  154.  
  155. "Description": "File has been identified by 47 Antiviruses on VirusTotal as malicious",
  156. "Details":
  157.  
  158. "MicroWorld-eScan": "Trojan.GenericKD.32189428"
  159.  
  160.  
  161. "FireEye": "Generic.mg.ef4b6d05db9a3f86"
  162.  
  163.  
  164. "CAT-QuickHeal": "Trojan.Autoit"
  165.  
  166.  
  167. "McAfee": "Artemis!EF4B6D05DB9A"
  168.  
  169.  
  170. "K7AntiVirus": "Trojan ( 005533601 )"
  171.  
  172.  
  173. "Alibaba": "Trojan:Win32/Autoit.ba8ba9f6"
  174.  
  175.  
  176. "K7GW": "Trojan ( 005533601 )"
  177.  
  178.  
  179. "TrendMicro": "Trojan.Win32.WALDEK.USXVPGQ19"
  180.  
  181.  
  182. "Symantec": "Trojan.Gen.MBT"
  183.  
  184.  
  185. "APEX": "Malicious"
  186.  
  187.  
  188. "Avast": "Win32:Trojan-gen"
  189.  
  190.  
  191. "ClamAV": "Win.Dropper.LokiBot-7077252-0"
  192.  
  193.  
  194. "Kaspersky": "Trojan.Win32.Autoit.gen"
  195.  
  196.  
  197. "BitDefender": "Trojan.GenericKD.32189428"
  198.  
  199.  
  200. "NANO-Antivirus": "Trojan.Win32.Autoit.fubile"
  201.  
  202.  
  203. "Paloalto": "generic.ml"
  204.  
  205.  
  206. "AegisLab": "Trojan.Win32.Autoit.4!c"
  207.  
  208.  
  209. "Emsisoft": "Trojan.GenericKD.32189428 (B)"
  210.  
  211.  
  212. "Comodo": "Malware@#3aknt7y4np9v0"
  213.  
  214.  
  215. "DrWeb": "Trojan.DownLoader29.51093"
  216.  
  217.  
  218. "Invincea": "heuristic"
  219.  
  220.  
  221. "McAfee-GW-Edition": "BehavesLike.Win32.Downloader.tc"
  222.  
  223.  
  224. "Trapmine": "malicious.high.ml.score"
  225.  
  226.  
  227. "Sophos": "Mal/Generic-S"
  228.  
  229.  
  230. "SentinelOne": "DFI - Suspicious PE"
  231.  
  232.  
  233. "Avira": "TR/Autoit.yntiq"
  234.  
  235.  
  236. "Fortinet": "AutoIt/Injector.EDF!tr"
  237.  
  238.  
  239. "Antiy-AVL": "Trojan/Generic.ASVCS3S.1E5"
  240.  
  241.  
  242. "Microsoft": "Trojan:Win32/Skeeyah.A!rfn"
  243.  
  244.  
  245. "Arcabit": "Trojan.Generic.D1EB2BF4"
  246.  
  247.  
  248. "ZoneAlarm": "Trojan.Win32.Autoit.gen"
  249.  
  250.  
  251. "GData": "MSIL.Backdoor.Nancat.NT2WMT"
  252.  
  253.  
  254. "AhnLab-V3": "Malware/Win32.Generic.C3354263"
  255.  
  256.  
  257. "Acronis": "suspicious"
  258.  
  259.  
  260. "ALYac": "Trojan.GenericKD.32189428"
  261.  
  262.  
  263. "VBA32": "Trojan.Autoit"
  264.  
  265.  
  266. "Malwarebytes": "Backdoor.NanoCore.AutoIt"
  267.  
  268.  
  269. "ESET-NOD32": "a variant of Win32/Injector.Autoit.EDW"
  270.  
  271.  
  272. "TrendMicro-HouseCall": "Trojan.Win32.WALDEK.USXVPGQ19"
  273.  
  274.  
  275. "Rising": "Trojan.Win32.Agent.jxu (CLASSIC)"
  276.  
  277.  
  278. "Ikarus": "Trojan.Autoit"
  279.  
  280.  
  281. "MaxSecure": "Trojan.Malware.300983.susgen"
  282.  
  283.  
  284. "Ad-Aware": "Trojan.GenericKD.32189428"
  285.  
  286.  
  287. "Webroot": "W32.Trojan.Gen"
  288.  
  289.  
  290. "AVG": "Win32:Trojan-gen"
  291.  
  292.  
  293. "CrowdStrike": "win/malicious_confidence_90% (W)"
  294.  
  295.  
  296. "Qihoo-360": "Win32/Trojan.1c3"
  297.  
  298.  
  299.  
  300.  
  301. "Description": "Clamav Hits in Target/Dropped/SuriExtracted",
  302. "Details":
  303.  
  304. "target": "clamav:Win.Dropper.LokiBot-7077252-0, sha256:a0f090bf11d3b9e9a83603cc4363515cf2879dd63e8eb6a91f523e4ff115dcfb, type:PE32 executable (GUI) Intel 80386, for MS Windows"
  305.  
  306.  
  307. "dropped": "clamav:Win.Dropper.LokiBot-7077252-0, sha256:2f2fbe5837d5cc9c399e6c77c05b3ae5e4ffe0b797e08adc391fc69a77614f87 , guest_paths:C:\\Users\\user\\appraiser\\nslookup.bat, type:PE32 executable (GUI) Intel 80386, for MS Windows"
  308.  
  309.  
  310.  
  311.  
  312. "Description": "Creates a slightly modified copy of itself",
  313. "Details":
  314.  
  315. "file": "C:\\Users\\user\\appraiser\\nslookup.bat"
  316.  
  317.  
  318. "percent_match": 100
  319.  
  320.  
  321.  
  322.  
  323. "Description": "Collects information to fingerprint the system",
  324. "Details":
  325.  
  326.  
  327. "Description": "Anomalous binary characteristics",
  328. "Details":
  329.  
  330. "anomaly": "Actual checksum does not match that reported in PE header"
  331.  
  332.  
  333.  
  334.  
  335.  
  336. * Started Service:
  337.  
  338. * Mutexes:
  339. "Global\\CLR_CASOFF_MUTEX",
  340. "Global\\e9cad8f8-d57f-4ba6-b285-c77210594609",
  341. "Global\\.net clr networking"
  342.  
  343.  
  344. * Modified Files:
  345. "C:\\Users\\user\\appraiser\\nslookup.bat",
  346. "C:\\Users\\Public\\EcqdWJQTvB.vbs",
  347. "C:\\Users\\user\\AppData\\Roaming\\C1515A12-1764-4632-ACE9-A9DFF9253200\\run.dat",
  348. "C:\\Program Files (x86)\\DSL Subsystem\\dslss.exe",
  349. "C:\\Users\\user\\AppData\\Local\\Temp\\tmp6D07.tmp",
  350. "C:\\Users\\user\\AppData\\Roaming\\C1515A12-1764-4632-ACE9-A9DFF9253200\\task.dat",
  351. "C:\\Users\\user\\AppData\\Local\\Temp\\tmp77F5.tmp",
  352. "\\Device\\LanmanDatagramReceiver",
  353. "C:\\Windows\\sysnative\\Tasks\\DSL Subsystem",
  354. "C:\\Windows\\sysnative\\Tasks\\DSL Subsystem Task",
  355. "C:\\Windows\\SoftwareDistribution\\DataStore\\DataStore.edb",
  356. "C:\\Windows\\SoftwareDistribution\\DataStore\\Logs\\edb.chk"
  357.  
  358.  
  359. * Deleted Files:
  360. "C:\\Program Files (x86)\\DSL Subsystem\\dslss.exe",
  361. "C:\\Users\\user\\AppData\\Roaming\\C1515A12-1764-4632-ACE9-A9DFF9253200\\DSL Subsystem\\dslss.exe",
  362. "C:\\Users\\user\\AppData\\Local\\Temp\\tmp6D07.tmp",
  363. "C:\\Users\\user\\AppData\\Local\\Temp\\tmp77F5.tmp",
  364. "C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\RegAsm.exe:Zone.Identifier",
  365. "C:\\Windows\\Tasks\\DSL Subsystem.job",
  366. "C:\\Windows\\Tasks\\DSL Subsystem Task.job",
  367. "C:\\Windows\\SoftwareDistribution\\DataStore\\Logs\\edbtmp.log"
  368.  
  369.  
  370. * Modified Registry Keys:
  371. "HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\EcqdWJQTvB",
  372. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\Run\\DSL Subsystem",
  373. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tasks\\A11CCB2D-BF83-496D-A097-D7341BC91ADD\\Path",
  374. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tasks\\A11CCB2D-BF83-496D-A097-D7341BC91ADD\\Hash",
  375. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tree\\DSL Subsystem\\Id",
  376. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tree\\DSL Subsystem\\Index",
  377. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tasks\\A11CCB2D-BF83-496D-A097-D7341BC91ADD\\Triggers",
  378. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tasks\\4162F30D-5B2A-4A6C-8437-716EB3FBAE8B\\Path",
  379. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tasks\\4162F30D-5B2A-4A6C-8437-716EB3FBAE8B\\Hash",
  380. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tree\\DSL Subsystem Task\\Id",
  381. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tree\\DSL Subsystem Task\\Index",
  382. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\Tasks\\4162F30D-5B2A-4A6C-8437-716EB3FBAE8B\\Triggers"
  383.  
  384.  
  385. * Deleted Registry Keys:
  386. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\CompatibilityAdapter\\Signatures\\DSL Subsystem.job",
  387. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\CompatibilityAdapter\\Signatures\\DSL Subsystem.job.fp",
  388. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\CompatibilityAdapter\\Signatures\\DSL Subsystem Task.job",
  389. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\CompatibilityAdapter\\Signatures\\DSL Subsystem Task.job.fp"
  390.  
  391.  
  392. * DNS Communications:
  393.  
  394. * Domains:
  395.  
  396. * Network Communication - ICMP:
  397.  
  398. * Network Communication - HTTP:
  399.  
  400. * Network Communication - SMTP:
  401.  
  402. * Network Communication - Hosts:
  403.  
  404. * Network Communication - IRC:
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