Categories: Trojan

Trojan:Win32/CryptInject.A!MTB removal tips

The Trojan:Win32/CryptInject.A!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 Trojan:Win32/CryptInject.A!MTB virus can do?

  • Executable code extraction
  • Possible date expiration check, exits too soon after checking local time
  • Creates RWX memory
  • Attempts to connect to a dead IP:Port (7 unique times)
  • Starts servers listening on 127.0.0.1:0
  • Expresses interest in specific running processes
  • 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
  • Looks up the external IP address
  • Uses Windows utilities for basic functionality
  • Checks for the presence of known windows from debuggers and forensic tools
  • Crashed cuckoomon during analysis. Report this error to the Github repo.
  • Steals private information from local Internet browsers
  • Exhibits possible ransomware file modification behavior
  • Writes a potential ransom message to disk
  • Attempts to modify proxy settings
  • Attempts to create or modify system certificates
  • Uses suspicious command line tools or Windows utilities

Related domains:

z.whorecord.xyz
a.tomx.xyz
ipinfo.io
marisana.xyz
www.listincode.com
ocsp.digicert.com
iplogger.org
statuse.digitalcertvalidation.com
ocsp.comodoca.com
ocsp.usertrust.com
ocsp.sectigo.com
live.goatgame.live

How to determine Trojan:Win32/CryptInject.A!MTB?


File Info:

crc32: 3F967BDCmd5: e51038570d307a474c11dad48a5503c2name: E51038570D307A474C11DAD48A5503C2.mlwsha1: ad6d23e0da5e05cac857111ce376d8cf6b46930asha256: 65624215e9613e4922c32eb184b75ea1334a6a2fa32d45ef535918ef7b9a9ecasha512: f8c918300375d63b46cc580827fe0bbdcaafd2ea51fffc134a10b97f8791d63da3063a4ba1cf6eb381ec63e41c4248bc354743348c9da8ece475f8b0eb3c5cd5ssdeep: 98304:xmCvLUBsgyLBZwCOMWjybulF9e+9SYQKYQddJopOQAj1xS:xPLUCgyt2CP2F97QsJoUrStype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 1999-2018 Igor PavlovInternalName: 7zS.sfxFileVersion: 19.00CompanyName: Igor PavlovProductName: 7-ZipProductVersion: 19.00FileDescription: 7z Setup SFXOriginalFilename: 7zS.sfx.exeTranslation: 0x0409 0x04b0

Trojan:Win32/CryptInject.A!MTB also known as:

DrWeb Trojan.Siggen14.58048
CAT-QuickHeal Trojan.Riskware
ALYac Gen:Variant.Jaik.45703
Cylance Unsafe
Alibaba TrojanPSW:MSIL/Disbuk.ddff93da
ESET-NOD32 multiple detections
Avast Win32:RansomX-gen [Ransom]
ClamAV Win.Packed.Barys-9859531-0
Kaspersky UDS:Trojan-PSW.Win32.Disbuk.ade
BitDefender Gen:Variant.Jaik.45703
MicroWorld-eScan Gen:Variant.Jaik.45703
Ad-Aware Gen:Variant.Jaik.45703
Sophos ML/PE-A
BitDefenderTheta Gen:NN.ZedlaF.34058.n88baOE@FOp
McAfee-GW-Edition RDN/Generic.com
FireEye Gen:Variant.Jaik.45703
Emsisoft Gen:Variant.Jaik.45703 (B)
Microsoft Trojan:Win32/CryptInject.A!MTB
Arcabit Trojan.Jaik.DB287
GData Gen:Variant.Jaik.45703
McAfee Artemis!E51038570D30
MAX malware (ai score=86)
VBA32 BScope.Adware.SpeedBit
Rising Trojan.Kryptik!1.D82C (CLASSIC)
Ikarus Trojan.Win32
Fortinet W32/BSE.4Q7Q!tr
AVG Win32:RansomX-gen [Ransom]
Qihoo-360 HEUR/QVM41.1.2676.Malware.Gen

How to remove Trojan:Win32/CryptInject.A!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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