Categories: Malware

Win32/Kryptik.GRAG removal

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

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Performs HTTP requests potentially not found in PCAP.
  • Enumerates running processes
  • Unconventionial language used in binary resources: Hindi
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Steals private information from local Internet browsers
  • Attempts to modify proxy settings
  • Harvests cookies for information gathering
  • Collects information to fingerprint the system

How to determine Win32/Kryptik.GRAG?


File Info:

name: 9E143C8F9CBBC63D5197.mlwpath: /opt/CAPEv2/storage/binaries/77e482e2133f8542cad6b577cb435eb9df9045375e3bc69bbbf03adeecb7be76crc32: 6E4DD211md5: 9e143c8f9cbbc63d519702ffaee899c7sha1: b682f83ec8b0fa778e9f12378d2a6d3c8be0003fsha256: 77e482e2133f8542cad6b577cb435eb9df9045375e3bc69bbbf03adeecb7be76sha512: 9a356ebafac9bc542c2fe0c4f5486801307c21bf83775e24cb59df4ef20812a5be5cefc5502e307cc03f938097a4bbc1043beb8b9b6279ada4bc738cf9f0e11cssdeep: 12288:e6BiGRiXlPVSKt5Hp1+1xW4C3SI442XfqjUpHsNWerSTdZ1si0ymtAsYBb:ewii8lNSKt71qxW4C3SI2w6C3rST31sxtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T189C423275C34ED18E8A1A73AD52F1FF05453EE0AA693230FE8FDBD92B4712113B12465sha3_384: 6a58d945bade69ef9b19715fef5fea0a349a9545c6d2fadcdd45615f7df7ea696924e3e47e49624eccfaa7bffb361b4fep_bytes: 60be00b0c3008dbe00607cff5783cdfftimestamp: 2018-03-23 20:47:17

Version Info:

0: [No Data]

Win32/Kryptik.GRAG also known as:

Bkav W32.AIDetect.malware1
DrWeb Trojan.Siggen8.65380
MicroWorld-eScan Trojan.Mint.Jamg.C
FireEye Generic.mg.9e143c8f9cbbc63d
McAfee Artemis!9E143C8F9CBB
Cylance Unsafe
Cybereason malicious.f9cbbc
BitDefenderTheta Gen:NN.ZexaF.34062.JmGfa005ateG
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GRAG
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Mint.Jamg.C
Avast Win32:Malware-gen
Ad-Aware Trojan.Mint.Jamg.C
Sophos Mal/Generic-S
Comodo TrojWare.Win32.Zpevdo.FY@835xne
McAfee-GW-Edition BehavesLike.Win32.Generic.hc
Emsisoft Trojan.Mint.Jamg.C (B)
SentinelOne Static AI – Malicious PE
GData Trojan.Mint.Jamg.C
Jiangmin Trojan.Propagate.ahh
MaxSecure Trojan.Malware.300983.susgen
Avira TR/Crypt.XPACK.Gen
MAX malware (ai score=86)
Arcabit Trojan.Mint.Jamg.C
ViRobot Trojan.Win32.GandCrab.Gen.B
Microsoft PWS:Win32/Vidar.YB!rfn
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Gandcrab.R263208
Acronis suspicious
VBA32 BScope.TrojanPSW.Azorult
ALYac Trojan.Mint.Jamg.C
Malwarebytes Trojan.MalPack.GS
APEX Malicious
Rising Malware.Heuristic!ET#99% (RDMK:cmRtazpO7Fp6Hbioo7G1vqUDt3dm)
Ikarus Trojan.Win32.Crypt
Fortinet W32/GenKryptik.EWIB!tr
AVG Win32:Malware-gen
CrowdStrike win/malicious_confidence_100% (W)

How to remove Win32/Kryptik.GRAG?

  • 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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