Ransom

Ransom:Win32/StopCrypt.MZB!MTB removal

Malware Removal

The Ransom:Win32/StopCrypt.MZB!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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Ransom:Win32/StopCrypt.MZB!MTB virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Divehi
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Enumerates services, possibly for anti-virtualization
  • Installs itself for autorun at Windows startup
  • Installs itself for autorun at Windows startup
  • CAPE detected the Tofsee malware family
  • Created a service that was not started
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

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


File Info:

name: 8B5EA6585BE11FB5E4AD.mlw
path: /opt/CAPEv2/storage/binaries/0d92a909c18f8af9bc3a7298eff150565394c26fe136218038927bbe9214a6fa
crc32: 5C01AB80
md5: 8b5ea6585be11fb5e4adb18a42d29b4e
sha1: 8bfce6aab3ad273ec72812783c9e9efbe0c28a8b
sha256: 0d92a909c18f8af9bc3a7298eff150565394c26fe136218038927bbe9214a6fa
sha512: 389810febae01e0d6ebd58f2e6eea6830d85bef8b61661be08231954a7a07d91a42fe348497ec2dda54efeff4602ac6e70f09d78f3255ff30f1538fc334f394a
ssdeep: 12288:qrxwqlOkPJGsK4+nax+bIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIr:IiqnGbn7
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T127F64C2658269263E12812FD372F3792DEEDCBF9E15041F7319984F44C22EAE449B25F
sha3_384: 6da725f3468d5e5dc77595ec232b079fbbc14e7a22b9e52212acc931a0ccf84605fb78f3c99dbc75aff8f34ac6839e03
ep_bytes: 8bff558bece876610000e8110000005d
timestamp: 2020-08-01 14:11:38

Version Info:

0: [No Data]

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

BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
DrWebTrojan.Siggen16.16834
MicroWorld-eScanTrojan.GenericKDZ.81961
FireEyeGeneric.mg.8b5ea6585be11fb5
ALYacTrojan.GenericKDZ.81961
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 0058c3841 )
K7GWTrojan ( 0058c3841 )
CyrenW32/Kryptik.FSC.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.HNUT
ClamAVWin.Packed.Ulise-9917518-0
KasperskyHEUR:Trojan.Win32.Bingoml.gen
BitDefenderTrojan.GenericKDZ.81961
AvastWin32:CrypterX-gen [Trj]
TencentBackdoor.Win32.Tofsee.16000134
Ad-AwareTrojan.GenericKDZ.81961
EmsisoftTrojan.GenericKDZ.81961 (B)
BaiduWin32.Trojan.Kryptik.jm
ZillyaTrojan.Kryptik.Win32.3660733
McAfee-GW-EditionBehavesLike.Win32.Dropper.vz
SophosML/PE-A
SentinelOneStatic AI – Malicious PE
GDataWin32.Trojan.BSE.1C41Z77
JiangminTrojan.Agent.dtnq
MaxSecureTrojan.Malware.121218.susgen
MAXmalware (ai score=84)
ArcabitTrojan.Generic.D14029
MicrosoftRansom:Win32/StopCrypt.MZB!MTB
CynetMalicious (score: 100)
AhnLab-V3Infostealer/Win.SmokeLoader.R460442
Acronissuspicious
McAfeePacked-GEE!8B5EA6585BE1
MalwarebytesTrojan.MalPack
APEXMalicious
RisingMalware.Obscure!1.A3BB (RDMK:cmRtazqLZUahjJ2uLBElH+tetGZn)
YandexTrojan.GenKryptik!WHEpes3HNf8
IkarusTrojan.Win32
eGambitUnsafe.AI_Score_69%
FortinetW32/Kryptik.FSC!tr
AVGWin32:CrypterX-gen [Trj]
PandaTrj/GdSda.A
CrowdStrikewin/malicious_confidence_90% (D)

How to remove Ransom:Win32/StopCrypt.MZB!MTB?

Ransom:Win32/StopCrypt.MZB!MTB 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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