Categories: Malware

What is “Heur.FKP.!c!.1”?

The Heur.FKP.!c!.1 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 Heur.FKP.!c!.1 virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Deletes its original binary from disk
  • CAPE detected the CryptBot malware family
  • Attempts to identify installed AV products by installation directory
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Uses suspicious command line tools or Windows utilities

How to determine Heur.FKP.!c!.1?


File Info:

name: 3A04E2FF557372A8DE64.mlwpath: /opt/CAPEv2/storage/binaries/96f98fb17e963a8c5d1c7f3c7f9617dd6f85464b5d42f2288f2e728b320be251crc32: AADCF0D2md5: 3a04e2ff557372a8de6404054346dd68sha1: 89aa5a0042fb874672e0f5dac2e48b81674b1fdfsha256: 96f98fb17e963a8c5d1c7f3c7f9617dd6f85464b5d42f2288f2e728b320be251sha512: 217c71f02ed65e32bfad293c04159a6d5bbc05dde28e7398028fa6c99e263bcfca59a79e02ce2d837fb34f32938c82f5f476845da242efb1174ff67c966d4415ssdeep: 49152:FaynSLi+xEJIH3IgF7TQHHHHnkYPajJhiTWeOaIr7TsP68cRCTrOyEzwVX1xHHHV:b+xSSbFHCSJU8gl06type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T12366AF1AE2510071D4B7F2B6269E532AEB71F845331197CF022CA9A36F137E16E3D396sha3_384: 2b32d57ea791b6e101870a226e58aa81d80f2e1d665485e91fee1df2a8bc72a6c6103818f9fe847969fec4bed7d0693fep_bytes: 09f8ff1541647000e9a93100000f84c6timestamp: 2021-12-11 02:40:17

Version Info:

FileVersion: 4, 8, 1, 5Comments: AntiviceCompanyName: LeptoteneFileDescription: CystineInternalName: TubuliferousOverprecise: HoofishPrealcohol: StormbirdSapwood: FasibitikiteBefrounce: CopygraphProjectively: TsunUnsnobbish: PryinglyOreophasinae: WashermanPotherment: UpgoEquinity: PolycletanSomnambulance: PauciflorousStauroscopically: MugiliformChorioid: SpheroidallyUnauthoritatively: AggrySinify: AssuredCopygraph: GallinulinaePicturecraft: SpiciformNecrose: TroublinglyTributyrin: GalactolipinUnconcernment: PredeliverRenumber: SignalmentPolyterpene: FilanderHydromaniac: PalaeographAlburn: SmockingMyxedema: DanaliteTurgescent: IsariaPredetainer: HepatolyticHadendowa: MudholeSquatarola: HeterostylyPrincipes: NocuousAdieux: PhocomeliaTunebo: JovinianLithobioid: GrunthTheoanthropomorphic: PointedlyCourter: UnshynessBaptisia: HolosericeousPluriflorous: RachialgicUnweighable: LeucophaniteBlacklegs: HauntinglyFoulard: ImpetulantlyStocklike: LimnobiumChlorsalol: LorettineNonjurorism: LaudismHypnosporic: SizemanChamaesiphonales: UnsatisfactoryInstillatory: UniramousUnaccommodated: SapajouMuscled: WrothUnletted: MetameralUnvitrescibility: YodelistRubrisher: LinkednessBawn: UntamableOverpassionateness: ScirrhiMatriarchic: NymphishAnaclisis: AilanthicArist: TrammelheadUnoriginality: IsographicBankfull: ContemnOriginalFilename: RecomparisonPrivateBuild: CabalistTranslation: 0x0409 0x04e4

Heur.FKP.!c!.1 also known as:

Bkav W32.AIDetect.malware1
Lionic Trojan.Win32.Malicious.4!c
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Heur.FKP.!c!.1
FireEye Generic.mg.3a04e2ff557372a8
ALYac Gen:Heur.FKP.!c!.1
Cylance Unsafe
VIPRE Trojan.Compcert.101713 (fs)
Cybereason malicious.f55737
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HNRF
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan.Win32.SelfDel.hwab
BitDefender Gen:Heur.FKP.!c!.1
Avast Win32:TrojanX-gen [Trj]
Ad-Aware Gen:Heur.FKP.!c!.1
Sophos Mal/Generic-S + Mal/EncPk-MP
DrWeb Trojan.Siggen16.4096
TrendMicro TROJ_GEN.R002C0RLB21
McAfee-GW-Edition BehavesLike.Win32.Dropper.vt
Emsisoft Gen:Heur.FKP.!c!.1 (B)
Ikarus Trojan.SuspectCRC
GData Gen:Heur.FKP.!c!.1
Avira HEUR/AGEN.1113079
MAX malware (ai score=89)
Antiy-AVL Trojan/Generic.ASMalwS.34EA1DA
Gridinsoft Ransom.Win32.Sabsik.sa
Microsoft Trojan:Win32/Sabsik.FL.B!ml
Cynet Malicious (score: 100)
McAfee Artemis!3A04E2FF5573
VBA32 BScope.Trojan.Sabsik.FL
Malwarebytes Trojan.MalPack.PES.Generic
TrendMicro-HouseCall TROJ_GEN.R002C0RLB21
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_89%
Fortinet W32/PossibleThreat
BitDefenderTheta Gen:NN.ZexaE.34084.@@0@a8fyMLoi
AVG Win32:TrojanX-gen [Trj]
Panda Trj/GdSda.A

How to remove Heur.FKP.!c!.1?

  • 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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