Categories: Ransom

Ransom:Win32/EnignaCrypt.PAA!MTB malicious file

The Ransom:Win32/EnignaCrypt.PAA!MTB is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Ransom:Win32/EnignaCrypt.PAA!MTB virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • A process attempted to delay the analysis task.
  • Dynamic (imported) function loading detected
  • Authenticode signature is invalid
  • Installs itself for autorun at Windows startup
  • Performs a large number of encryption calls using the same key possibly indicative of ransomware file encryption behavior
  • Attempts to interact with an Alternate Data Stream (ADS)
  • Appends a known Enigma ransomware file extension to files that have been encrypted
  • Anomalous binary characteristics

How to determine Ransom:Win32/EnignaCrypt.PAA!MTB?


File Info:

name: 3C4BD64012EAFCC14951.mlwpath: /opt/CAPEv2/storage/binaries/7e572aa9057e7f7bb9bf4fff30b20d2b48bc849d37f57057fbb831a3f1386fadcrc32: 3C24320Dmd5: 3c4bd64012eafcc149517d464a23710dsha1: d3c363003232409d345854991c6c87c40834fac7sha256: 7e572aa9057e7f7bb9bf4fff30b20d2b48bc849d37f57057fbb831a3f1386fadsha512: 0fcf56c1fffb33e5c9fa9581c7216e8823f9bbb450792c7abdef7dcc806bf55318cf02a5d99e3f458bfa5b77011c7644de75dbd2d6cb011b8045ae54afc160c8ssdeep: 6144:5g4fmnE4xsyN2kw0kXAbmCLAnNmVMejkGLr:+46OO00kXAbvLAnNmVMejNrtype: PE32 executable (console) Intel 80386, for MS Windowstlsh: T151547D32716AE07BC0521BF09A3AA33E8E693DB455B159476BC10E7D2FB02C1DB5827Dsha3_384: 802066de18fe1715117c5ec36707c99bc901839741b71032c24bcfbe7f19ac36787a5f1dc82c3d29d571f32d9ee243c2ep_bytes: e8d0ad0000e995feffff8bff558bec51timestamp: 2016-10-09 16:05:04

Version Info:

0: [No Data]

Ransom:Win32/EnignaCrypt.PAA!MTB also known as:

Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
MicroWorld-eScan DeepScan:Generic.Ransom.Enigma.0590E9CE
McAfee GenericRXDI-RO!3C4BD64012EA
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
BitDefender DeepScan:Generic.Ransom.Enigma.0590E9CE
CrowdStrike win/malicious_confidence_80% (D)
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.Enigma.H
APEX Malicious
Kaspersky VHO:Trojan-Ransom.Win32.Enigma.gen
Rising Trojan.Filecoder!8.68 (TFE:dGZlOgV87Pm67ZuYaQ)
Ad-Aware DeepScan:Generic.Ransom.Enigma.0590E9CE
Emsisoft DeepScan:Generic.Ransom.Enigma.0590E9CE (B)
TrendMicro Ransom_ENIGMA.SM1
McAfee-GW-Edition BehavesLike.Win32.Generic.dh
FireEye Generic.mg.3c4bd64012eafcc1
Sophos Mal/Generic-S
Ikarus Win32.Outbreak
eGambit Unsafe.AI_Score_77%
Avira HEUR/AGEN.1126848
MAX malware (ai score=85)
Microsoft Ransom:Win32/EnignaCrypt.PAA!MTB
GData DeepScan:Generic.Ransom.Enigma.0590E9CE
BitDefenderTheta Gen:NN.ZexaF.34160.ruW@a8kq1Bei
VBA32 BScope.Trojan.Dynamer
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_ENIGMA.SM1
Tencent Win32.Trojan.Filecoder.Lkxv
Yandex Trojan.GenAsa!5GW7mWXz8JI
SentinelOne Static AI – Malicious PE
Fortinet W32/Enigma.H!tr.ransom
AVG Win32:RansomX-gen [Ransom]
Avast Win32:RansomX-gen [Ransom]

How to remove Ransom:Win32/EnignaCrypt.PAA!MTB?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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