Categories: Malware

Should I remove “Win64/Packed.Enigma.CM”?

The Win64/Packed.Enigma.CM 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 Win64/Packed.Enigma.CM virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Expresses interest in specific running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Attempts to disable UAC

How to determine Win64/Packed.Enigma.CM?


File Info:

name: C4062235F6BAFA6599DF.mlwpath: /opt/CAPEv2/storage/binaries/afff85589acbe509b54277cc42512249997cf3bc5c820ab952d1dfd06f97f03fcrc32: 33804541md5: c4062235f6bafa6599df719f8f9e19c1sha1: da531ac4b02d1c98989f1431657fc3f19c3e73a1sha256: afff85589acbe509b54277cc42512249997cf3bc5c820ab952d1dfd06f97f03fsha512: 4e6c2595566445bdca381aa2da39313c735e4f2f6e2dcd947eff44054da0ecca37a9a626cc94c79cf157609c740793f0c9217de5a574860a298ebd5b5e36e155ssdeep: 49152:fshdanecslbpEc0Li2xEKRPnnttagA0TjUPTieHQcs3cRC/RFQwa:NeEc0Nxttx7/Uri+QcsMROwtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1D4E53378BA38F61BE1A04CF099929A755F7CB9CA9CA441406630F64DBC7AE8CF20571Dsha3_384: a1b243df575f6adf863921df9a3f3208e8d90b25a16a9ac33692ec71b5298f9aa0085a1a1ea7116b88f2bb3e232429d4ep_bytes: 60be00f072008dbe0020cdff57eb0b90timestamp: 2020-03-13 12:10:00

Version Info:

FileVersion: 2.1.2.6Comments: http://www.autoitscript.com/autoit3/FileDescription: Aut2ExeProductVersion: 3.3.14.2LegalCopyright: ©1999-2015 Jonathan Bennett & AutoIt TeamTranslation: 0x0809 0x04b0

Win64/Packed.Enigma.CM also known as:

Bkav W32.AIDetect.malware1
Lionic Trojan.Win32.Generic.4!c
Elastic malicious (moderate confidence)
McAfee Artemis!C4062235F6BA
Cylance Unsafe
VIPRE Trojan.GenericKD.49403111
K7AntiVirus Trojan ( 005909631 )
BitDefender Trojan.GenericKD.49403111
K7GW Trojan ( 005909631 )
Cybereason malicious.5f6baf
Cyren W32/Nymeria.E.gen!Eldorado
ESET-NOD32 a variant of Win64/Packed.Enigma.CM
APEX Malicious
Paloalto generic.ml
Alibaba Packed:Win64/Enigma.85929890
NANO-Antivirus Virus.Win64.Virut-Gen.bwpxnc
ViRobot Trojan.Win32.Z.Agent.3160064
MicroWorld-eScan Trojan.GenericKD.49403111
Rising HackTool.VulnDriver/x64!1.D7DB (CLASSIC)
Ad-Aware Trojan.GenericKD.49403111
Emsisoft Trojan.GenericKD.49403111 (B)
McAfee-GW-Edition BehavesLike.Win32.Injector.wc
FireEye Trojan.GenericKD.49403111
MAX malware (ai score=82)
Antiy-AVL Trojan/Generic.ASMalwS.50F5
Microsoft Trojan:Win32/Wacatac.B!ml
Arcabit Trojan.Generic.D2F1D4E7
GData Trojan.GenericKD.49403111 (3x)
AhnLab-V3 Malware/Win64.RL_Generic.R353826
ALYac Trojan.GenericKD.49403111
VBA32 Trojan.Autoit.F
Malwarebytes Malware.Heuristic.1003
Ikarus Trojan.Win64.Enigma
Fortinet W32/PossibleThreat
AVG Win64:Trojan-gen
Avast Win64:Trojan-gen

How to remove Win64/Packed.Enigma.CM?

  • 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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