Categories: Trojan

What is “Trojan.Win32.Khalesi.lrff”?

The Trojan.Win32.Khalesi.lrff 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 Trojan.Win32.Khalesi.lrff virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • NtSetInformationThread: attempt to hide thread from debugger
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Expresses interest in specific running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Uses Windows utilities for basic functionality
  • Behavioural detection: Transacted Hollowing
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Uses suspicious command line tools or Windows utilities

How to determine Trojan.Win32.Khalesi.lrff?


File Info:

name: 6857C9918568D97D2EDC.mlwpath: /opt/CAPEv2/storage/binaries/40beb9095d76014ac6dc5c46339b1c05072f2d2580b8e6739e6d40b980ecb3f7crc32: A77DCA00md5: 6857c9918568d97d2edcbb6daaf91fe6sha1: cfa587cefd139514f0ec38dcc7a34a386d2a68b4sha256: 40beb9095d76014ac6dc5c46339b1c05072f2d2580b8e6739e6d40b980ecb3f7sha512: 9b54463d27b0cd0feb3210d8f67defbec570cf7e0e2d882343a2cf51fb336a0b0216f09ee9b7dfc11209c4e7c007e9306e579375ada6a6c7ec894bbd076d98d9ssdeep: 49152:FtO1ikKq+GMQBaTYipCjG+4dEA+GMQBaTYipCjK:F/kVa2G+ma2Ktype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1E9A512F454F37A6AF5700938D2DE5E835ACE80E4A5F3784AA2C59AADF5153B00E8CF41sha3_384: 321e3b41b4dc3ed18853d04412fb010bdc9999a8ce8201fa39d26e1d9efc6284a0c762f011336175c3563259adf5fb96ep_bytes: 68000000005a5181ef80701c2f01f74etimestamp: 1970-01-01 00:00:00

Version Info:

0: [No Data]

Trojan.Win32.Khalesi.lrff also known as:

Bkav W32.AIDetect.malware1
Lionic Trojan.Win32.Generic.4!c
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Razy.883920
FireEye Generic.mg.6857c9918568d97d
McAfee Glupteba-FTTQ!6857C9918568
Cylance Unsafe
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Trojan:Win32/Kryptik.27e856ea
K7GW Trojan ( 00577ea11 )
K7AntiVirus Trojan ( 00577ea11 )
Cyren W32/Kryptik.ECA.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.GJIX
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky Trojan.Win32.Khalesi.lrff
BitDefender Gen:Variant.Razy.883920
NANO-Antivirus Virus.Win32.Gen.ccmw
Tencent Malware.Win32.Gencirc.10ce96b6
Ad-Aware Gen:Variant.Razy.883920
Emsisoft Gen:Variant.Razy.883920 (B)
DrWeb Trojan.Siggen14.7496
McAfee-GW-Edition BehavesLike.Win32.Glupteba.tc
Sophos ML/PE-A + Troj/Agent-BGOS
Paloalto generic.ml
GData Gen:Variant.Razy.883920
Jiangmin Trojan.Generic.hebde
eGambit Unsafe.AI_Score_99%
Avira TR/Crypt.XPACK.Gen
Antiy-AVL Trojan/Win32.Kryptik
Gridinsoft Ransom.Win32.Wacatac.sa
ViRobot Trojan.Win32.Z.Razy.2072580.BM
Microsoft Trojan:Win32/Sabsik.FL.B!ml
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.RL_Generic.R299848
BitDefenderTheta Gen:NN.ZexaF.34084.!vZ@a4vdIlp
MAX malware (ai score=83)
VBA32 BScope.Trojan.Wacatac
Malwarebytes Spyware.KeyLogger
Rising Trojan.Kryptik!1.D284 (CLASSIC)
Yandex Trojan.Agent!ZNb+siPoVxI
SentinelOne Static AI – Malicious PE
Fortinet W32/Kryptik.ECM!tr
AVG Win32:Trojan-gen
Cybereason malicious.18568d

How to remove Trojan.Win32.Khalesi.lrff?

  • 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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