Trojan

How to remove “Trojan.Win32.Zenpak.aiaq”?

Malware Removal

The Trojan.Win32.Zenpak.aiaq 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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Gridinsoft Anti-Malware

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What Trojan.Win32.Zenpak.aiaq virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Attempts to connect to a dead IP:Port (2 unique times)
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Mimics the system’s user agent string for its own requests
  • A process attempted to delay the analysis task.
  • A named pipe was used for inter-process communication
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • A process created a hidden window
  • Drops a binary and executes it
  • Performs some HTTP requests
  • Uses Windows utilities for basic functionality
  • Executed a process and injected code into it, probably while unpacking
  • A system process is generating network traffic likely as a result of process injection
  • Installs itself for autorun at Windows startup
  • Checks the version of Bios, possibly for anti-virtualization
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz
www.ip-adress.com
ocsp.verisign.com
sf.symcd.com

How to determine Trojan.Win32.Zenpak.aiaq?


File Info:

crc32: 6613CC57
md5: 88830f43d79fa23e81de273c285697cc
name: tmpfp3moxtd
sha1: 07df3d3ec59c212101ad0b646b63ff6f5a2d24a9
sha256: 2cb2bef255b6f66cadf9605d7498e4a94bab2a731a0ac063992acf510a26e946
sha512: 7dc1694648e94959ecd356cc3b543d9bef51aa21088f321f071f2461363ec2e38cb5f8572e83eb5219137cd41b37b483bb1cc805a374f1a94d27a8db9c5b00f1
ssdeep: 12288:thux2wwLHqpVxTTaoUowFjlJDwaXkAdIiftny7aQEwhD94m:a2wwTCaodQXXpSem
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: ehshell.exe
FileVersion: 6.1.7600.16385 (win7_rtm.090713-1255)
CompanyName: Microsoft Corporation
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 6.1.7600.16385
FileDescription: Windows Media Center
OriginalFilename: ehshell.exe
Translation: 0x0409 0x04b0

Trojan.Win32.Zenpak.aiaq also known as:

BkavW32.AIDetectVM.malwareA
MicroWorld-eScanTrojan.Agent.ESVK
FireEyeGeneric.mg.88830f43d79fa23e
ALYacGen:Variant.Fugrafa.56738
CylanceUnsafe
SangforMalware
K7AntiVirusRiskware ( 0040eff71 )
BitDefenderTrojan.Agent.ESVK
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.ec59c2
Invinceaheuristic
SymantecML.Attribute.HighConfidence
APEXMalicious
GDataTrojan.Agent.ESVK
KasperskyTrojan.Win32.Zenpak.aiaq
RisingTrojan.Kryptik!1.C745 (CLASSIC)
Ad-AwareTrojan.Agent.ESVK
EmsisoftTrojan.Agent.ESVK (B)
TrendMicroBackdoor.Win32.QAKBOT.SME
McAfee-GW-EditionW32/PinkSbot-GW!88830F43D79F
Trapminemalicious.moderate.ml.score
SophosTroj/Qbot-FS
IkarusTrojan.Qakbot
MAXmalware (ai score=80)
Antiy-AVLGrayWare/Win32.Kryptik.ehls
Endgamemalicious (high confidence)
ArcabitTrojan.Agent.ESVK
ZoneAlarmTrojan.Win32.Zenpak.aiaq
MicrosoftTrojan:Win32/Wacatac.C!ml
Acronissuspicious
McAfeeW32/PinkSbot-GW!88830F43D79F
VBA32BScope.Trojan.Zenpak
MalwarebytesTrojan.MalPack.SGI
PandaTrj/GdSda.A
ESET-NOD32a variant of Win32/Kryptik.HEFT
TrendMicro-HouseCallBackdoor.Win32.QAKBOT.SME
SentinelOneDFI – Malicious PE
eGambitPE.Heur.InvalidSig
FortinetW32/Cridex.VHO!tr
BitDefenderThetaGen:NN.ZexaF.34128.QI1@a4QSkCfi
AVGWin32:BankerX-gen [Trj]
AvastWin32:BankerX-gen [Trj]
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360HEUR/QVM19.1.147F.Malware.Gen

How to remove Trojan.Win32.Zenpak.aiaq?

Trojan.Win32.Zenpak.aiaq 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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