Ransom Trojan

Trojan.Ransom.GandCrab (file analysis)

Malware Removal

The Trojan.Ransom.GandCrab 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.GandCrab virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • A process attempted to delay the analysis task.
  • Reads data out of its own binary image
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Creates a slightly modified copy of itself
  • Anomalous binary characteristics

Related domains:

ipv4bot.whatismyipaddress.com
ns1.wowservers.ru
carder.bit
ns2.wowservers.ru
ransomware.bit

How to determine Trojan.Ransom.GandCrab?


File Info:

crc32: D49C96CF
md5: f96e0e56a1eb44f7ae71c40fada29158
name: tracking_number.pdf..exe
sha1: ce1faf829687bf34510def8e1abf8094c9287575
sha256: fec01ecfbc95ba154b19c1e9bb93edaa4bbed6628380b6670afe130e4b05c58b
sha512: 1786afdd4f325e8086cdcbd76092741d0561c9dc00dd973b289a08977a5008e07f2145ba8f48c62c3024a1dbc9dd427eb4a925d3b39b3dcf16eaac61abf98187
ssdeep: 6144:qCjAmm3b6CEn7kfKnG19fXcFIuxEzne94p:qe4PE7kfKGvfXcfxEtp
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

ProductVersion: 10.1.10.11
Translation: 0x0346 0x093e

Trojan.Ransom.GandCrab also known as:

DrWebTrojan.Encoder.24384
MicroWorld-eScanTrojan.GenericKD.31022992
FireEyeGeneric.mg.f96e0e56a1eb44f7
CAT-QuickHealTrojan.Mauvaise.SL1
Qihoo-360Generic/HEUR/QVM10.2.E713.Malware.Gen
McAfeeTrojan-FPST!F96E0E56A1EB
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforMalware
K7AntiVirusTrojan ( 00532e3d1 )
BitDefenderTrojan.GenericKD.31022992
K7GWTrojan ( 655333331 )
Cybereasonmalicious.6a1eb4
TrendMicroRansom_HPGANDCRAB.SMG
BitDefenderThetaGen:NN.ZexaF.34084.nu1@aGP5qMmO
F-ProtW32/S-d30c8921!Eldorado
APEXMalicious
Paloaltogeneric.ml
ClamAVWin.Malware.Generickdz-6736537-0
GDataTrojan.GenericKD.31022992
KasperskyHEUR:Trojan.Win32.Generic
AlibabaVirTool:Win32/CeeInject.ac06b36b
NANO-AntivirusTrojan.Win32.Encoder.fefxnj
ViRobotTrojan.Win32.GandCrab.Gen.A
AegisLabTrojan.Win32.Generic.4!c
RisingTrojan.Kryptik!8.8 (CLOUD)
Ad-AwareTrojan.GenericKD.31022992
EmsisoftTrojan.GenericKD.31022992 (B)
ComodoTrojWare.Win32.Chapak.FS@7prmd9
F-SecureHeuristic.HEUR/AGEN.1038194
ZillyaTrojan.GandCrypt.Win32.400
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Generic.dc
Trapminemalicious.high.ml.score
SophosMal/GandCrab-B
IkarusTrojan-Ransom.GandCrab
CyrenW32/S-d30c8921!Eldorado
JiangminTrojan.PSW.Coins.no
WebrootW32.Trojan.Gen
AviraHEUR/AGEN.1038194
MAXmalware (ai score=100)
Endgamemalicious (high confidence)
ArcabitTrojan.Generic.D1D95F90
SUPERAntiSpywareRansom.GandCrab/Variant
ZoneAlarmHEUR:Trojan.Win32.Generic
MicrosoftVirTool:Win32/CeeInject.AFR!bit
AhnLab-V3Win-Trojan/Gandcrab02.Exp
Acronissuspicious
VBA32BScope.TrojanPSW.Stealer
ALYacTrojan.Ransom.GandCrab
MalwarebytesTrojan.MalPack
PandaTrj/Genetic.gen
ESET-NOD32a variant of Win32/Kryptik.GHXG
TrendMicro-HouseCallRansom_HPGANDCRAB.SMG
TencentTrojan.Win32.Kryptik.ghxg
YandexTrojan.GandCrypt!
SentinelOneDFI – Malicious PE
eGambitUnsafe.AI_Score_98%
FortinetW32/GenKryptik.CNAR!tr
AVGWin32:Malware-gen
AvastWin32:Malware-gen
CrowdStrikewin/malicious_confidence_100% (W)
MaxSecureRansomeware.CRAB.gen

How to remove Trojan.Ransom.GandCrab?

Trojan.Ransom.GandCrab 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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