Categories: Ransom

Ransom:Win32/StopCrypt.PAT!MTB information

The Ransom:Win32/StopCrypt.PAT!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/StopCrypt.PAT!MTB virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Dynamic (imported) function loading detected
  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Queries information on disks, possibly for anti-virtualization
  • Attempts to restart the guest VM
  • Uses IOCTL_SCSI_PASS_THROUGH control codes to manipulate drive/MBR which may be indicative of a bootkit
  • Spoofs its process name and/or associated pathname to appear as a legitimate process
  • Attempted to write directly to a physical drive

How to determine Ransom:Win32/StopCrypt.PAT!MTB?


File Info:

name: EB4B02078CA9EDA9A3E3.mlwpath: /opt/CAPEv2/storage/binaries/149eef272d8562dac065e683ae78b9857a1abf4ae19f1cd01ea378bd7c24ee6fcrc32: 0A1A36ACmd5: eb4b02078ca9eda9a3e3bf9c1b527e49sha1: c914336053eee60df961866fdc0d0bc806b79620sha256: 149eef272d8562dac065e683ae78b9857a1abf4ae19f1cd01ea378bd7c24ee6fsha512: 4a2a95b11b47c711aabb7d32b65a1bf6db0e922cf5aca4faad24eb0f1a98db870873237708b142268c63f3ddd07af5e0f9920e0e1f735124d2dc2a694fbbda2bssdeep: 12288:MlYUPqnfwnr4LrEva0IRQPPnRMM6R8CIb7:kLyGsLrvRQHRH6/Itype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1ABD412D07A80F032D0497578842ACFE1EA7B7D92DD64CA373FB6132E4E396D09A5A711sha3_384: 64c677c8ae4859388869fac6c5be7924790b04628754cc4390fc1dd17c19e2461ff63586501cfe2de91284a51afb79bfep_bytes: e84f420000e978feffffb810104100c3timestamp: 2021-03-06 19:33:49

Version Info:

FileVersion: 21.29.11.69InternationalName: bomgveoci.iweCopyright: Copyrighz (C) 2021, fudkortaProjectVersion: 1.10.70.57Translations: 0x0121 0x03ca

Ransom:Win32/StopCrypt.PAT!MTB also known as:

Bkav W32.AIDetect.malware1
Lionic Trojan.Win32.Convagent.j!c
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
FireEye Generic.mg.eb4b02078ca9eda9
CAT-QuickHeal Ransom.Stop.P5
McAfee Packed-GDT!EB4B02078CA9
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 003e58dd1 )
Alibaba Packed:Application/Obfuscated.e7976d65
K7GW Trojan ( 003e58dd1 )
CrowdStrike win/malicious_confidence_100% (W)
Cyren W32/Qbot.FK.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HOEW
APEX Malicious
Paloalto generic.ml
ClamAV Win.Dropper.Stop-9938096-0
Kaspersky HEUR:Trojan-Ransom.Win32.Stop.gen
BitDefender Trojan.GenericKD.48191630
MicroWorld-eScan Trojan.GenericKD.48191630
Avast Win32:CrypterX-gen [Trj]
Ad-Aware Trojan.GenericKD.48191630
Sophos Mal/Generic-S + Mal/Agent-AWV
DrWeb Trojan.PWS.Stealer.31726
TrendMicro TROJ_GEN.R002C0PAU22
McAfee-GW-Edition BehavesLike.Win32.Emotet.hc
Emsisoft Trojan.Crypt (A)
Ikarus Trojan.Win32.Azorult
GData Trojan.GenericKD.48191630
Avira TR/Kryptik.qhkgm
Antiy-AVL Trojan/Generic.ASMalwS.351CDB5
Microsoft Ransom:Win32/StopCrypt.PAT!MTB
AhnLab-V3 Packed/Win.GDT.R469720
Acronis suspicious
VBA32 BScope.Exploit.ShellCode
ALYac Trojan.GenericKD.48191630
MAX malware (ai score=89)
Malwarebytes Trojan.MalPack.GS
TrendMicro-HouseCall TROJ_GEN.R002C0PAU22
Rising Ransom.Convagent!8.123A1 (CLOUD)
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Packed.GDT!tr
BitDefenderTheta Gen:NN.ZexaF.34182.Kq0@aK1E49bG
AVG Win32:CrypterX-gen [Trj]
Cybereason malicious.053eee
Panda Trj/GdSda.A
MaxSecure Trojan.Malware.300983.susgen

How to remove Ransom:Win32/StopCrypt.PAT!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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