Ransom Trojan

Trojan-Ransom.Win32.GandCrypt.gvq removal guide

Malware Removal

The Trojan-Ransom.Win32.GandCrypt.gvq 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-Ransom.Win32.GandCrypt.gvq 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
  • Enumerates running processes
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • The binary contains an unknown PE section name indicative of packing
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Installs itself for autorun at Windows startup
  • CAPE detected the Gandcrab malware family
  • Checks the CPU name from registry, possibly for anti-virtualization

How to determine Trojan-Ransom.Win32.GandCrypt.gvq?


File Info:

name: 4F577760E63AC4A899D2.mlw
path: /opt/CAPEv2/storage/binaries/a3e538dbb5d338df8084f373957c11b7e02b18ebedfcf6a7188358575742fa8a
crc32: 50B2FEBF
md5: 4f577760e63ac4a899d298c2479cc0c9
sha1: 5c08b75a628ce3da9094363484533de9d38548e8
sha256: a3e538dbb5d338df8084f373957c11b7e02b18ebedfcf6a7188358575742fa8a
sha512: 90f139586f4c2f8c6783bf98d7eabf3ce4a145b938ead234ca324189767b304aa6f88daa047ca412267dd91f39dd5128b57808e72568f6788d0bb5d29919b1af
ssdeep: 6144:JBjQuC3VUz7rQ8EAONralrUZJIHrqnKj+/t61rTGrDWuD:JBMf3VaBEXcyiLqnX/t4ryrDWuD
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T17594AF11B5E28072E2F3193405F4E7756A3EB9F20B799AEF17D40B290E742C16A35B63
sha3_384: 7ef260b20789de73ae87b2a619219387105c3982f13ed113c45641e3e20947e64872f4b5c987417354cbfcf98368c3ca
ep_bytes: e8a4050000e98efeffff3b0d8cf44200
timestamp: 2018-06-03 11:04:20

Version Info:

FileVersion: 3.7.9
InternalName: tatira.exe
LegalCopyright: Copyright (C) 2017, pitrosig
ProductVersion: 3.7.9
Translation: 0x0809 0x04b0

Trojan-Ransom.Win32.GandCrypt.gvq also known as:

BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.Ransom.GandCrab.Gen.2
FireEyeGeneric.mg.4f577760e63ac4a8
ALYacTrojan.Ransom.GandCrab.Gen.2
CylanceUnsafe
ZillyaTrojan.Coins.Win32.172
SangforRansom.Win32.Gandcrab_25.se2
K7AntiVirusRiskware ( 0040eff71 )
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.0e63ac
VirITTrojan.Win32.Encoder.BKBW
CyrenW32/S-9ca0a2ea!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.GHIZ
APEXMalicious
ClamAVWin.Dropper.Gandcrab-6574655-0
KasperskyTrojan-Ransom.Win32.GandCrypt.gvq
BitDefenderTrojan.Ransom.GandCrab.Gen.2
NANO-AntivirusTrojan.Win32.GandCrypt.fdmzad
AvastWin32:Malware-gen
TencentMalware.Win32.Gencirc.10b38a9a
SophosML/PE-A + Mal/GandCrab-D
ComodoPacked.Win32.MUPX.Gen@24tbus
DrWebTrojan.Encoder.24384
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom.Win32.GANDCRAB.SMTH.hp
McAfee-GW-EditionBehavesLike.Win32.Autorun.gm
EmsisoftTrojan.Ransom.GandCrab.Gen.2 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.GandCrypt.bo
AviraHEUR/AGEN.1117660
Antiy-AVLTrojan/Generic.ASMalwS.266D43A
MicrosoftRansom:Win32/Gandcrab.H!MTB
ViRobotTrojan.Win32.GandCrab.Gen.A
GDataTrojan.Ransom.GandCrab.Gen.2
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Gandcrab.R260298
McAfeeTrojan-FPYT!4F577760E63A
MAXmalware (ai score=87)
VBA32BScope.TrojanRansom.GandCrypt
MalwarebytesRansom.GandCrab
TrendMicro-HouseCallRansom.Win32.GANDCRAB.SMTH.hp
RisingTrojan.GenKryptik!8.AA55 (RDMK:cmRtazp8AY7AoG6p0YgveVcpfGyL)
YandexTrojan.GenAsa!jLJ7iFdPxp0
IkarusTrojan-Ransom.GandCrab
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.CNLN!tr
BitDefenderThetaAI:Packer.7B027CAE1B
AVGWin32:Malware-gen
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Trojan-Ransom.Win32.GandCrypt.gvq?

Trojan-Ransom.Win32.GandCrypt.gvq 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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