Categories: Malware

Win32/Kryptik.FCWC removal

The Win32/Kryptik.FCWC 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/Kryptik.FCWC virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Reads data out of its own binary image
  • A process created a hidden window
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • Executed a process and injected code into it, probably while unpacking
  • Attempts to delete volume shadow copies
  • A system process is generating network traffic likely as a result of process injection
  • Behavior consistent with a dropper attempting to download the next stage.
  • Installs itself for autorun at Windows startup
  • Attempts to modify proxy settings
  • Attempts to modify browser security settings
  • Creates a copy of itself
  • Harvests information related to installed mail clients
  • Collects information to fingerprint the system
  • Uses suspicious command line tools or Windows utilities

How to determine Win32/Kryptik.FCWC?


File Info:

crc32: 141CB763md5: a70dd00bc48f61fe0df09a11693ec63fname: A70DD00BC48F61FE0DF09A11693EC63F.mlwsha1: f232803f1c57f9ecc072845d4ee91470938b9ca8sha256: b5d3bd2a30ae37109608afb50f6e3dfa0c8c8fa5ca598769a50a7bc4f07bc2e0sha512: fb1e6b5a6abf7aa8d2b76695e90a06f5fe53e429c28d44f57a75a6261e576e3f32b4468f40de3d56ee2c3b47297dcc2309f5767f7779c00b703ae850ac6e0d84ssdeep: 12288:1zdQvDw9G4bSRDKXJlEUKsCIlHFm3PuUziBUK8vRa+rNU:pe89z+RDvsCwU3PuMKiAtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

CompanyName: IObit Translation: 0x0409 0x04e4

Win32/Kryptik.FCWC also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005224381 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.761
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Cerber.MUE.A4
ALYac Trojan.Ransom.Cerber.1
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanDropper:Win32/dropper.ali1003001
K7GW Trojan ( 005224381 )
Cybereason malicious.bc48f6
Baidu Win32.Trojan.Kryptik.alb
Cyren W32/Ransom.NY.gen!Eldorado
ESET-NOD32 a variant of Win32/Kryptik.FCWC
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Packed.Win32.Mentiger.gen
BitDefender Trojan.Ransom.Cerber.1
NANO-Antivirus Trojan.Win32.Mentiger.evgtnt
MicroWorld-eScan Trojan.Ransom.Cerber.1
Tencent Malware.Win32.Gencirc.10b64fa2
Ad-Aware Trojan.Ransom.Cerber.1
Comodo TrojWare.Win32.Kryptik.ERJ@6l0vie
BitDefenderTheta Gen:NN.ZexaF.34628.4q0@aOfoNchj
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_HPCERBER.SM3
McAfee-GW-Edition BehavesLike.Win32.Ransomware.dh
FireEye Generic.mg.a70dd00bc48f61fe
Emsisoft Trojan.Ransom.Cerber.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Downloader.LMN.drr
Avira HEUR/AGEN.1129194
eGambit Unsafe.AI_Score_94%
Microsoft Ransom:Win32/Teerac.I
AegisLab Hacktool.Win32.Mentiger.x!c
GData Trojan.Ransom.Cerber.1
AhnLab-V3 Win-Trojan/Cerber.Gen
Acronis suspicious
McAfee Ransomware-FKX!A70DD00BC48F
MAX malware (ai score=100)
VBA32 BScope.Trojan.Encoder
Malwarebytes Malware.AI.4115280965
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_HPCERBER.SM3
Rising Trojan.Kryptik!1.AE9C (CLOUD)
Yandex Trojan.GenAsa!CIKGL+JLP7E
Ikarus Trojan.Ransom.Crypto
Fortinet W32/Injector.EETM!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.TorrentLocker.HxQBeukA

How to remove Win32/Kryptik.FCWC?

  • 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.
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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