Categories: Malware

About “Win32/Kryptik.FZSF” infection

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

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Mimics the system’s user agent string for its own requests
  • Creates RWX memory
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Unconventionial language used in binary resources: Lithuanian
  • The binary likely contains encrypted or compressed data.
  • Executed a process and injected code into it, probably while unpacking
  • Behavior consistent with a dropper attempting to download the next stage.
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

Related domains:

sd.caracremna.org
arc.serfignece.org
dir.lizensminx.org
bin.soliflacep.org

How to determine Win32/Kryptik.FZSF?


File Info:

crc32: D86EF803md5: 893e604d55bff00ba5b6833142df130dname: 893E604D55BFF00BA5B6833142DF130D.mlwsha1: f4112a2f51c8e29acab9a3ecb5cbbe6de680fa6esha256: 42f575358d40c6c309acc23660e7ceeb2ea4585ec594c5c739a9acb7c74a9727sha512: 8c98092eab009132b210e09fd68236f83021a848742ee66f4503eece5e84a42d1feda0514cca8a0c384ca49c7bb0f44c7c11a630db37ffb4844794a4202dd452ssdeep: 3072:e5QC2mChs0UcVis6jJy5DWSwPU7PgP+puqls7YvGBZGouxKvDqX5WpKfZEb/IkC:a55s2UWrU7xpvlce47s5oMEjVS/rrtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2017, ijdfvijbvfibvFileVersion: 1.0.0.1ProductVersion: 1.0.0.1Translation: 0x0809 0x04b0

Win32/Kryptik.FZSF also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0053305e1 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Panda.11620
Cynet Malicious (score: 100)
ALYac Trojan.Mint.Jamg.C
Cylance Unsafe
Zillya Trojan.NeutrinoPOS.Win32.65
CrowdStrike win/malicious_confidence_100% (D)
K7GW Trojan ( 0053305e1 )
Cybereason malicious.d55bff
Cyren W32/S-285d3111!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.FZSF
APEX Malicious
Avast FileRepMalware
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Mint.Jamg.C
NANO-Antivirus Trojan.Win32.NeutrinoPOS.evlfjy
ViRobot Trojan.Win32.Ransom.436736
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
MicroWorld-eScan Trojan.Mint.Jamg.C
Tencent Win32.Trojan.Generic.Eadq
Ad-Aware Trojan.Mint.Jamg.C
Sophos Mal/Generic-R + Mal/GandCrab-D
BitDefenderTheta Gen:NN.ZexaF.34758.py0@aiAbpBgO
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_HPGANDCRAB.SMG2
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
FireEye Generic.mg.893e604d55bff00b
Emsisoft Trojan.Mint.Jamg.C (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Yakes.xvw
Webroot W32.Trojan.Gen
Avira TR/Crypt.XPACK.Gen7
Antiy-AVL Trojan/Generic.ASMalwS.22D7D60
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/LockbitCrypt.SV!MTB
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Mint.Jamg.C
AhnLab-V3 Win-Trojan/MalPe26.Suspicious.X2016
Acronis suspicious
McAfee Trojan-FOSS!893E604D55BF
MAX malware (ai score=100)
VBA32 TrojanPSW.Panda
Malwarebytes Trojan.Agent
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_HPGANDCRAB.SMG2
Rising Trojan.Generic@ML.100 (RDML:V7e97z2vSEfGgL2n4WyLkA)
Yandex Trojan.PWS.NeutrinoPOS!CTTm8yyj/4o
Ikarus Trojan.Win32.Krypt
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/Kryptik.GAMX!tr
AVG FileRepMalware
Paloalto generic.ml

How to remove Win32/Kryptik.FZSF?

  • 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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