Malware

Win32/GenKryptik.EPNP (file analysis)

Malware Removal

The Win32/GenKryptik.EPNP 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 Win32/GenKryptik.EPNP virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (2 unique times)
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • Uses Windows utilities for basic functionality
  • A process attempted to delay the analysis task by a long amount of time.
  • Installs itself for autorun at Windows startup
  • Attempts to identify installed AV products by installation directory
  • Creates a copy of itself
  • Harvests credentials from local FTP client softwares
  • Harvests information related to installed instant messenger clients
  • Harvests information related to installed mail clients
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

How to determine Win32/GenKryptik.EPNP?


File Info:

crc32: 25DC232F
md5: 4ca94b981588fde3383ea7eb98c5a836
name: ama.exe
sha1: dcb0d320448c65d288a3a8e46bc27de5ec36d760
sha256: 37bb1e608a21e126c38a69a3aece19a1c17ad41b323f8f4596b131231a4c5bcf
sha512: 494112b4956f7641b6f960e8d7de9954a21e33232bde268929b2167bcdb68636b6bc1bda02f85883ddf172baa3ad452ce9cfd4a4dd42a22a02d63f117386cb69
ssdeep: 3072:wyNucsL7fpJtOkNucsLMNucsLxMuL8c8SYbD:wyNfq7hJtvNfqMNfqVcSY3
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2009-11, 2015 Dave Brotherstone
InternalName: gpup
FileVersion: 1.3.5.0
Comments: A generic(ish) plugin ipdater, built initially for Notepad++
ProductName: gpup
ProductVersion: 1.3.5.0
FileDescription: gpup
OriginalFilename: gpup.exe
Translation: 0x0809 0x04b0

Win32/GenKryptik.EPNP also known as:

MicroWorld-eScanTrojan.GenericKD.43582514
FireEyeGeneric.mg.4ca94b981588fde3
Qihoo-360HEUR/QVM20.1.FC5B.Malware.Gen
MalwarebytesTrojan.MalPack
SangforMalware
BitDefenderTrojan.GenericKD.43582514
Cybereasonmalicious.81588f
Invinceaheuristic
BitDefenderThetaGen:NN.ZexaF.34144.2y1@a4nu!Lmi
SymantecML.Attribute.HighConfidence
AvastWin32:DangerousSig [Trj]
GDataTrojan.GenericKD.43582514
KasperskyTrojan-Downloader.Win32.Deyma.bpu
Ad-AwareTrojan.GenericKD.43582514
SophosMal/EncPk-APV
EmsisoftTrojan.GenericKD.43582514 (B)
Antiy-AVLGrayWare/Win32.Kryptik.ehls
Endgamemalicious (high confidence)
ArcabitTrojan.Generic.D2990432
ZoneAlarmTrojan-Downloader.Win32.Deyma.bpu
MicrosoftTrojan:Win32/Wacatac.C!ml
CynetMalicious (score: 100)
Acronissuspicious
MAXmalware (ai score=81)
CylanceUnsafe
PandaTrj/GdSda.A
APEXMalicious
ESET-NOD32a variant of Win32/GenKryptik.EPNP
RisingMalware.Heuristic!ET#80% (RDMK:cmRtazoKe1hBpbJzHFHmY5Twt1wX)
SentinelOneDFI – Suspicious PE
eGambitUnsafe.AI_Score_99%
FortinetW32/GenKryptik.EOOB!tr
AVGWin32:DangerousSig [Trj]
CrowdStrikewin/malicious_confidence_100% (D)

How to remove Win32/GenKryptik.EPNP?

Win32/GenKryptik.EPNP removal tool
  • 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.

About the author

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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