Categories: Ransom

Ransom:Win32/Conti.AD!MTB (file analysis)

The Ransom:Win32/Conti.AD!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/Conti.AD!MTB virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Possible date expiration check, exits too soon after checking local time
  • Guard pages use detected – possible anti-debugging.
  • Attempts to connect to a dead IP:Port (255 unique times)
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • A process created a hidden window
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Attempts to delete or modify volume shadow copies
  • CAPE detected the Conti malware family
  • Creates a known ContiV2 ransomware decryption instruction / key file.

How to determine Ransom:Win32/Conti.AD!MTB?


File Info:

name: D7DE1F5A581A8F7126DE.mlwpath: /opt/CAPEv2/storage/binaries/332690b41309c297ae8db8fc3ec793cfba5c00542549c12297e54059f39ad091crc32: 4A94C133md5: d7de1f5a581a8f7126de08ba0c4a44f9sha1: db69b789d78712a69b11bc2d312529b453e745f5sha256: 332690b41309c297ae8db8fc3ec793cfba5c00542549c12297e54059f39ad091sha512: a611fc4894cf4d7426b2e8ed95830649d20c846cdaa72ca5d6455d9c63a3e01240212de4e723e0ce1ed72941c08c4b8260f229d67469e201a69cc173adc5e4f0ssdeep: 3072:SVr3mFHO/Oi+3IrUzOHTC9fBPLrL6ek6uBSwjXoItjsTm7tTe5tDFwUKgvvvpCCI:S52ldT6HcBj6kuUu9sC5TenKEvECItype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T190043984628D4BA4F56E987056E82D33599EB839079F99F7FBD1872409319C36B30F23sha3_384: 9a4409cf2579a1bd80d77bb179e668a1728ea2f67e5869bea96ba343abdafd93619b84146a0014947b6d1889851c16c8ep_bytes: e8c5020000e97afeffff558bec83ec0ctimestamp: 2022-05-02 16:12:45

Version Info:

0: [No Data]

Ransom:Win32/Conti.AD!MTB also known as:

Bkav W32.AIDetect.malware1
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
Symantec Ransom.Generic.1
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Filecoder.Conti.H
APEX Malicious
Avast Win32:Conti-B [Ransom]
Cynet Malicious (score: 100)
Kaspersky VHO:Trojan-PSW.Win32.Agent.gen
BitDefender Gen:Variant.Zusy.356529
MicroWorld-eScan Gen:Variant.Zusy.356529
Ad-Aware Gen:Variant.Zusy.356529
Emsisoft Gen:Variant.Zusy.356529 (B)
TrendMicro Ransom.Win32.CONTI.SM.hp
FireEye Generic.mg.d7de1f5a581a8f71
Sophos Generic ML PUA (PUA)
SentinelOne Static AI – Malicious PE
GData Gen:Variant.Zusy.356529
Avira HEUR/AGEN.1213132
Arcabit Trojan.Zusy.D570B1
ZoneAlarm VHO:Trojan-PSW.Win32.Agent.gen
Microsoft Ransom:Win32/Conti.AD!MTB
AhnLab-V3 Ransomware/Win.CONTI.C5028287
VBA32 BScope.Trojan.Mansabo
ALYac Gen:Variant.Zusy.356529
MAX malware (ai score=84)
Malwarebytes Malware.AI.1016454116
TrendMicro-HouseCall Ransom.Win32.CONTI.SM.hp
Rising Trojan.Generic@AI.98 (RDMK:cmRtazpbFL+GheP6U+CpNVRHWOOC)
Ikarus Trojan-Ransom.Conti
Fortinet W32/Conti.H!tr.ransom
BitDefenderTheta Gen:NN.ZexaF.34638.kuW@aaDn@@ci
AVG Win32:Conti-B [Ransom]
Cybereason malicious.a581a8

How to remove Ransom:Win32/Conti.AD!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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