Malware

About “Win32/Injector.CFJK” infection

Malware Removal

The Win32/Injector.CFJK 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/Injector.CFJK virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Attempts to connect to a dead IP:Port (54 unique times)
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Executed a process and injected code into it, probably while unpacking
  • Behavioural detection: Injection (inter-process)

How to determine Win32/Injector.CFJK?


File Info:

name: DDFCDFDF97E7314BE3FD.mlw
path: /opt/CAPEv2/storage/binaries/6a030b47fb96038e3f736abb2b302ee409866e309561321f35b22f5307539a62
crc32: 63753633
md5: ddfcdfdf97e7314be3fd54bbd15d41b0
sha1: 0c72490c2f742b35b0d29b990b77043db370100a
sha256: 6a030b47fb96038e3f736abb2b302ee409866e309561321f35b22f5307539a62
sha512: ce303a0fa9247fff45aa42578541a410ff141c48612b245cdf1d3043fecf434dde1f09413fd5fc75c157f707828e688075a29e8a16fe2abc5efe056c6280947c
ssdeep: 1536:0UHuEvV8g/M/j9d3O8u4IxVWZG/7FRzXyW645d1dB:0UHuEvOgMbM9WcZRz045d1D
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T16663E0DE2D610027E15147385A2F13F526FAD8E46F03E7D7BB72CE4D4975A98203B90A
sha3_384: 18494741f09bdce759e75501bff97fcbb0bdf328bb19170b8d50dd0cac091bed85184142932494750eaa6422d3c6fbc0
ep_bytes: 558bec6aff68d026400068a21d400064
timestamp: 2015-07-07 18:27:33

Version Info:

0: [No Data]

Win32/Injector.CFJK also known as:

BkavW32.AIDetect.malware2
LionicTrojan.Win32.Agent.mC6T
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
FireEyeGeneric.mg.ddfcdfdf97e7314b
CAT-QuickHealTrojanPWS.Zbot.A4
McAfeePacked-FB!DDFCDFDF97E7
CylanceUnsafe
ZillyaTrojan.Injector.Win32.295253
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojan:Win32/Injector.54742c7e
K7GWTrojan ( 004c7e1e1 )
K7AntiVirusTrojan ( 004c7e1e1 )
BitDefenderThetaGen:NN.ZexaF.34212.eqZ@aa8X1Zb
VirITTrojan.Win32.Inject2.CNOA
CyrenW32/S-1bc9580e!Eldorado
SymantecTrojan.Gen
ESET-NOD32a variant of Win32/Injector.CFJK
APEXMalicious
Paloaltogeneric.ml
ClamAVWin.Malware.Blkx-6951312-0
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Agent.BLGZ
NANO-AntivirusTrojan.Win32.Encoder.dugyew
SUPERAntiSpywareTrojan.Agent/Gen-Malagent
MicroWorld-eScanTrojan.Agent.BLGZ
AvastWin32:Teerac-H [Trj]
TencentMalware.Win32.Gencirc.10c79c06
Ad-AwareTrojan.Agent.BLGZ
ComodoTrojWare.Win32.VirTool.CeeInject.KGR@5t0fp3
DrWebTrojan.Encoder.1466
VIPRETrojan.Win32.Injector.cdgy (v)
TrendMicroBKDR_KELIHOS.SMNA
EmsisoftTrojan.Agent.BLGZ (B)
GDataTrojan.Agent.BLGZ
JiangminBackdoor/Hlux.glt
eGambitGeneric.Malware
AviraTR/Kryptik.abbogm
MAXmalware (ai score=100)
Antiy-AVLTrojan/Generic.ASMalwS.12CCCED
MicrosoftTrojan:Win32/Dorv.A!rfn
AhnLab-V3Trojan/Win32.CTBLocker.R159211
Acronissuspicious
VBA32OScope.Malware-Cryptor.Hlux
ALYacTrojan.Agent.BLGZ
MalwarebytesMalware.AI.798183777
TrendMicro-HouseCallBKDR_KELIHOS.SMNA
RisingTrojan.Injector!8.C4 (CLOUD)
YandexTrojan.GenAsa!T/Oxhzgs2cs
SentinelOneStatic AI – Malicious PE
FortinetW32/Agent.IFVE!tr
WebrootW32.Trojan.Gen
AVGWin32:Teerac-H [Trj]
Cybereasonmalicious.f97e73
PandaTrj/Genetic.gen

How to remove Win32/Injector.CFJK?

Win32/Injector.CFJK 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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