Malware

What is “Win32/Filecoder.Cerber.S”?

Malware Removal

The Win32/Filecoder.Cerber.S 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 Win32/Filecoder.Cerber.S virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (4 unique times)
  • Creates RWX memory
  • A process created a hidden window
  • Creates an excessive number of UDP connection attempts to external IP addresses
  • Performs some HTTP requests
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Attempts to modify desktop wallpaper
  • Attempts to execute a binary from a dead or sinkholed URL
  • Writes a potential ransom message to disk
  • EternalBlue behavior
  • Attempts to modify proxy settings
  • Attempts to access Bitcoin/ALTCoin wallets
  • Generates some ICMP traffic
  • Collects information to fingerprint the system
  • Uses suspicious command line tools or Windows utilities

Related domains:

api.blockcypher.com
btc.blockr.io
bitaps.com
chain.so
ocsp.digicert.com
xpcx6erilkjced3j.14pxvn.top

How to determine Win32/Filecoder.Cerber.S?


File Info:

crc32: 6B8D1132
md5: e03ce4b1a91b4264d459c2eae49b295e
name: E03CE4B1A91B4264D459C2EAE49B295E.mlw
sha1: 35ad14f9ed1977547fae4b4c3a588321605f436f
sha256: ac0759eaf02025391a0e7a5c8b7f102e72a4ec28cf05c644f8e5e53221dffe25
sha512: a32ac9c3e675df4370860bc7b6ff849232e7c31c7944b2effd2b3338ced38835e1abfee58dbc17d2437116c8d92193f2a23224753f972eb320d887f57257facb
ssdeep: 3072:atTm9mLN6qMGiREQWbclVd6WcRGFR22ZefmYkEIDu2r4FOyoAHRi8aF8yqVrsf9:WTmuRirWbclVdX/BiIC2UN9uqVAm
type: MS-DOS executable, MZ for MS-DOS

Version Info:

FileDescription: Advanced SystemCare Display
CompanyName: IObit
Translation: 0x0409 0x04e4

Win32/Filecoder.Cerber.S also known as:

BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 005124651 )
LionicTrojan.Win32.Generic.4!c
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.4691
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.31731667
CylanceUnsafe
SangforSuspicious.Win32.Save.a
CrowdStrikewin/malicious_confidence_80% (D)
AlibabaRansom:Win32/generic.ali2000010
K7GWTrojan ( 005124651 )
Cybereasonmalicious.1a91b4
SymantecRansom.Cerber
ESET-NOD32Win32/Filecoder.Cerber.S
APEXMalicious
AvastWin32:Trojan-gen
KasperskyTrojan-Ransom.Win32.Zerber.foir
BitDefenderTrojan.GenericKD.31731667
MicroWorld-eScanTrojan.GenericKD.31731667
TencentMalware.Win32.Gencirc.114d9822
Ad-AwareTrojan.GenericKD.31731667
SophosMal/Generic-R + Mal/Cerber-K
ComodoTrojWare.Win32.Skeeyah.E@75vlji
BitDefenderThetaGen:NN.ZexaF.34170.pmuaaiOProcj
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_HPCERBER.SMONT6
McAfee-GW-EditionBehavesLike.Win32.Picsys.dc
FireEyeGeneric.mg.e03ce4b1a91b4264
EmsisoftTrojan.GenericKD.31731667 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Zerber.cwa
AviraTR/Crypt.XPACK.Gen
eGambitUnsafe.AI_Score_99%
Antiy-AVLTrojan/Generic.ASMalwS.2128898
MicrosoftTrojan:Win32/Tiggre!rfn
ArcabitTrojan.Generic.D1E42FD3
GDataTrojan.GenericKD.31731667
TACHYONRansom/W32.Cerber.261632
Acronissuspicious
McAfeeArtemis!E03CE4B1A91B
MAXmalware (ai score=81)
VBA32Trojan.Tiggre
PandaTrj/CI.A
TrendMicro-HouseCallRansom_HPCERBER.SMONT6
RisingTrojan.Kryptik!1.AE9C (CLASSIC)
YandexTrojan.GenAsa!W1qEe2WRWgk
IkarusTrojan-Ransom.Cerber
FortinetW32/Agent.EE9!tr
AVGWin32:Trojan-gen
Paloaltogeneric.ml

How to remove Win32/Filecoder.Cerber.S?

Win32/Filecoder.Cerber.S 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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