Malware

Win32/GenKryptik.FFNW malicious file

Malware Removal

The Win32/GenKryptik.FFNW 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/GenKryptik.FFNW virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Injection with CreateRemoteThread in a remote process
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Mimics the system’s user agent string for its own requests
  • A process attempted to delay the analysis task.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • Unconventionial binary language: Russian
  • Unconventionial language used in binary resources: Russian
  • Executed a process and injected code into it, probably while unpacking
  • Detects Bitdefender Antivirus through the presence of a library
  • Detects the presence of Wine emulator via function name
  • Enumerates services, possibly for anti-virtualization
  • Deletes its original binary from disk
  • Attempts to remove evidence of file being downloaded from the Internet
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Exhibits behavior characteristics of BetaBot / Neurevt malware
  • A system process is generating network traffic likely as a result of process injection
  • Creates a hidden or system file
  • Attempts to identify installed analysis tools by a known file location
  • Attempts to identify installed AV products by registry key
  • Checks the version of Bios, possibly for anti-virtualization
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Detects VirtualBox through the presence of a device
  • Detects VirtualBox through the presence of a file
  • Detects VMware through the presence of a device
  • Detects VMware through the presence of a file
  • Detects VMware through the presence of a registry key
  • Attempts to modify browser security settings
  • Operates on local firewall’s policies and settings
  • Creates a copy of itself
  • Attempts to disable browser security warnings
  • Collects information to fingerprint the system

Related domains:

russk17.icu

How to determine Win32/GenKryptik.FFNW?


File Info:

crc32: 2BBAA8FA
md5: a3a799eb1435896baea3a8e079c8dd02
name: A3A799EB1435896BAEA3A8E079C8DD02.mlw
sha1: cb0ce4c57cd8e4561a88ce20e80888d097b00900
sha256: 55c12cb22033e12af48c4bb80b660e4ace8ed2364e7147979e30355bab7d5469
sha512: 7cf21f437cb33fb2fe03b496309509266db8863650d175072f57b278e96a82b508651cdbc61aa08334858ffe18e251039a3c3d421d97a3749ab21ae16c89a3d9
ssdeep: 6144:QI0nq+96uJuMMIVwXicRrh7aSdQpiubK7SLW0kh7V46RHyVwrnoiSP2Re8J26r:QI8YuJul/XicVh7aAQpfbOSar7V46bka
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: 5jj567j576j
InternalName: 56ju 5j
FileVersion: 545 y4566 5uj
LegalTrademarks: 56j56j56j
ProductName: j56j6j56j56j56
ProductVersion: j56j56j56j
FileDescription: ge 345g 34 y45y4y4
OriginalFilename: 56j 56j56j 56
Translation: 0x0419 0x04b0

Win32/GenKryptik.FFNW also known as:

K7AntiVirusTrojan ( 0057cbdd1 )
Elasticmalicious (high confidence)
DrWebTrojan.Siggen13.40040
ALYacTrojan.GenericKD.36928958
CylanceUnsafe
SangforTrojan.Win32.Neurevt.gen
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojan:Win32/Neurevt.39a12204
K7GWTrojan ( 0057cbdd1 )
SymantecTrojan.Gen.2
ESET-NOD32a variant of Win32/GenKryptik.FFNW
APEXMalicious
AvastWin32:BotX-gen [Trj]
KasperskyHEUR:Trojan.Win32.Neurevt.gen
BitDefenderTrojan.GenericKD.36928958
MicroWorld-eScanTrojan.GenericKD.36928958
Ad-AwareTrojan.GenericKD.36928958
SophosMal/Generic-S
ComodoMalware@#34jtlp3wn1ftm
BitDefenderThetaGen:NN.ZexaF.34690.Yq3@aqhSoOec
VIPRETrojan.Win32.Generic!BT
TrendMicroTrojanSpy.Win32.NEUREVT.USMANEJ21
McAfee-GW-EditionRDN/Generic.grp
FireEyeGeneric.mg.a3a799eb1435896b
EmsisoftTrojan.GenericKD.36928958 (B)
SentinelOneStatic AI – Suspicious PE
WebrootW32.Trojan.Gen
eGambitPE.Heur.InvalidSig
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftTrojan:Win32/Tnega!ml
AegisLabTrojan.Win32.Neurevt.4!c
GDataTrojan.GenericKD.36928958
AhnLab-V3Trojan/Win.Generic.C4481344
McAfeeArtemis!A3A799EB1435
MAXmalware (ai score=81)
VBA32Malware-Cryptor.Inject.gen
MalwarebytesMalware.AI.860842627
PandaTrj/Agent.FUM
TrendMicro-HouseCallTrojanSpy.Win32.NEUREVT.USMANEJ21
RisingTrojan.Kryptik!1.CBAA (CLOUD)
IkarusTrojan.Win32.Krypt
FortinetW32/GenKryptik.FFNW!tr
AVGWin32:BotX-gen [Trj]
Paloaltogeneric.ml

How to remove Win32/GenKryptik.FFNW?

Win32/GenKryptik.FFNW 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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