Malware

Win32/Filecoder.Conti.V (file analysis)

Malware Removal

The Win32/Filecoder.Conti.V 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 Win32/Filecoder.Conti.V virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Guard pages use detected – possible anti-debugging.
  • A process attempted to delay the analysis task.
  • Attempts to connect to a dead IP:Port (255 unique times)
  • Dynamic (imported) function loading detected
  • Performs HTTP requests potentially not found in PCAP.
  • Enumerates running processes
  • CAPE extracted potentially suspicious content
  • Creates an autorun.inf file
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Collects and encrypts information about the computer likely to send to C2 server
  • Performs a large number of encryption calls using the same key possibly indicative of ransomware file encryption behavior
  • Exhibits possible ransomware file modification behavior
  • Writes a potential ransom message to disk
  • Creates a hidden or system file
  • Detects Bochs through the presence of a registry key
  • Attempted to write directly to a physical drive
  • Collects information to fingerprint the system

How to determine Win32/Filecoder.Conti.V?


File Info:

name: 2DDE0778BA34248E2A64.mlw
path: /opt/CAPEv2/storage/binaries/1fa52ca9e2fbb3b80e63b6cbfc776bf1c14d434afe50167a4b11ffdbe1987b79
crc32: 3E7D51BB
md5: 2dde0778ba34248e2a643a44f4f2b49f
sha1: 5562b30ca3143a31491595d71d6082c404e7a6c6
sha256: 1fa52ca9e2fbb3b80e63b6cbfc776bf1c14d434afe50167a4b11ffdbe1987b79
sha512: a58a3e300b41a90c199bd73bd2f538f0b94f073f86ae3214109caabcfd4f739dd9454c0b538847b07c955b048740a2737fae6b1f3988880ea3025adb53e51089
ssdeep: 3072:7/wyQ5akrwYqt3zJHfzypOH+xzVXpVHkK4jzeTCxa:Lwy76Jqt3zJWPzTBOzeOa
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T19D042A38F4948032F29516B22EFCBEE194746770261AA8FB739D0FBD5F682D67924305
sha3_384: 680b06582922a9c1ad8b106d67e257882eb5d41d122f7a98cc349bb7b971605ec0d22bfcfc6bac422249b7e00e9948a5
ep_bytes: e8da040000e97afeffff558becf64508
timestamp: 2021-11-30 17:23:37

Version Info:

0: [No Data]

Win32/Filecoder.Conti.V also known as:

LionicTrojan.Win32.Encoder.j!c
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.34831
MicroWorld-eScanGen:Variant.Ransom.Diavolo.1
CAT-QuickHealTrojan.GenericRI.S25677140
McAfeeRDN/Ransom
CylanceUnsafe
ZillyaTrojan.Filecoder.Win32.21184
SangforTrojan.Win32.Conti.V
K7AntiVirusTrojan ( 0058b4381 )
AlibabaRansom:Win32/generic.ali2000010
K7GWTrojan ( 0058b4381 )
Cybereasonmalicious.8ba342
BitDefenderThetaAI:Packer.F14C28001F
CyrenW32/Conti.C.gen!Eldorado
SymantecTrojan.Gen.MBT
ESET-NOD32Win32/Filecoder.Conti.V
TrendMicro-HouseCallRansom.Win32.CONTI.YXCACZ
AvastWin32:Conti-B [Ransom]
ClamAVWin.Ransomware.Conti-9917173-0
KasperskyHEUR:Trojan-Ransom.Win32.Encoder.gen
BitDefenderGen:Variant.Ransom.Diavolo.1
NANO-AntivirusTrojan.Win32.Encoder.jizigb
TencentMalware.Win32.Gencirc.10cfabc0
Ad-AwareGen:Variant.Ransom.Diavolo.1
SophosGeneric ML PUA (PUA)
TrendMicroRansom.Win32.CONTI.YXCACZ
McAfee-GW-EditionRDN/Ransom
SentinelOneStatic AI – Suspicious PE
FireEyeGeneric.mg.2dde0778ba34248e
EmsisoftGen:Variant.Ransom.Diavolo.1 (B)
IkarusTrojan-Ransom.Conti
GDataGen:Variant.Ransom.Diavolo.1
JiangminTrojanSpy.Stealer.btc
AviraHEUR/AGEN.1144986
Antiy-AVLTrojan/Generic.ASMalwS.34DFD0A
GridinsoftRansom.Win32.Conti.sa
ArcabitTrojan.Ransom.Diavolo.1
ViRobotTrojan.Win32.Z.Conti.174592.A
MicrosoftRansom:Win32/Conti.ZD
CynetMalicious (score: 99)
AhnLab-V3Ransomware/Win.Conti.C4439359
ALYacTrojan.Ransom.Conti
VBA32BScope.Trojan.Winlock.9121
MalwarebytesRansom.FileCryptor
APEXMalicious
RisingRansom.Encoder!8.FFD4 (CLOUD)
MAXmalware (ai score=82)
MaxSecureTrojan.Malware.73715490.susgen
FortinetW32/Conti.F!tr.ransom
AVGWin32:Conti-B [Ransom]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Win32/Filecoder.Conti.V?

Win32/Filecoder.Conti.V 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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