Malware

Mal/Generic-S + Troj/Krypt-QO removal instruction

Malware Removal

The Mal/Generic-S + Troj/Krypt-QO 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.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

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.
6-day free trial available.

What Mal/Generic-S + Troj/Krypt-QO virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Unconventionial language used in binary resources: Korean
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Behavioural detection: Injection (Process Hollowing)
  • Behavioural detection: Injection (inter-process)
  • CAPE detected the Tofsee malware family
  • Deletes executed files from disk
  • Attempts to interact with an Alternate Data Stream (ADS)
  • Uses suspicious command line tools or Windows utilities

How to determine Mal/Generic-S + Troj/Krypt-QO?


File Info:

name: 76587D7FB62F5F2809FD.mlw
path: /opt/CAPEv2/storage/binaries/a71d5110f73c025c1cb67377a038ea58ef875912c0ea22a4342315d311cb0737
crc32: 838B5ACC
md5: 76587d7fb62f5f2809fdbd067bed77d1
sha1: f28df302b19a966e0ffc5c8987c47e5024069ee1
sha256: a71d5110f73c025c1cb67377a038ea58ef875912c0ea22a4342315d311cb0737
sha512: e2a2806ce80b23a0778d9f811b4ebf5eeab87a2fe353f232ce0a56a19d0e275e005c3e11d69a3cbecbdee361bab83f374fa91eca097b0c1a77ca9a9ceb97e2eb
ssdeep: 6144:8F1TqgLt1zkerSjmoyZCDrrJ5jAdinGChcHPSU8TQP0:8qgLDke2jmdgDrrJ5jXGChmPSU800
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1AD648E00BB90C435F5F316F4497A9378A93E7EA06B2464CB62E55AEE5734AE1EC31307
sha3_384: d52180b764c5560571fd2bae9dfcb2ef8ae277eb2dc6903c6d4aca0b36f96a637f6b48be151dd86535aa2f9978f977f1
ep_bytes: 8bff558bece886ec0000e8110000005d
timestamp: 2021-07-16 18:13:03

Version Info:

Translations: 0x0136 0x00aa

Mal/Generic-S + Troj/Krypt-QO also known as:

BkavW32.AIDetect.malware1
LionicHeuristic.File.Generic.00×1!p
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.61934372
ClamAVWin.Ransomware.Tofsee-9967922-0
FireEyeGeneric.mg.76587d7fb62f5f28
McAfeeRDN/Real Protect-LS
CylanceUnsafe
ZillyaTrojan.Kryptik.Win32.3895232
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005980db1 )
AlibabaTrojan:Win32/Raccoon.725e7d1b
K7GWTrojan ( 005980db1 )
Cybereasonmalicious.2b19a9
CyrenW32/Stealer.BO.gen!Eldorado
SymantecML.Attribute.HighConfidence
tehtrisGeneric.Malware
ESET-NOD32a variant of Win32/Kryptik.HQTA
APEXMalicious
Paloaltogeneric.ml
CynetMalicious (score: 100)
KasperskyHEUR:Backdoor.Win32.Tofsee.gen
BitDefenderTrojan.GenericKD.61934372
NANO-AntivirusTrojan.Win32.Tofsee.jsjgvc
AvastWin32:DropperX-gen [Drp]
TencentWin32.Backdoor.Tofsee.Jflw
Ad-AwareTrojan.GenericKD.61934372
SophosMal/Generic-S + Troj/Krypt-QO
DrWebTrojan.Siggen18.45732
VIPRETrojan.GenericKD.61934372
TrendMicroRansom.Win32.STOP.SMYXBFX.hp
McAfee-GW-EditionBehavesLike.Win32.Worm.fh
Trapminemalicious.high.ml.score
EmsisoftTrojan.GenericKD.61934372 (B)
SentinelOneStatic AI – Malicious PE
GDataWin32.Trojan.PSE.1552362
JiangminTrojan.Agent.eesg
AviraTR/AD.Tofsee.qngcj
Antiy-AVLTrojan/Generic.ASMalwS.813F
KingsoftWin32.Troj.Generic_a.a.(kcloud)
MicrosoftTrojan:Win32/Raccoon.RA!MTB
GoogleDetected
AhnLab-V3Packed/Win.GEE.R514720
ALYacTrojan.GenericKD.61934372
VBA32BScope.TrojanDownloader.Smoke
MalwarebytesTrojan.MalPack.GS
RisingTrojan.Kryptik!8.8 (TFE:5:ZYhFaFfN9EE)
IkarusTrojan.Win32.Raccrypt
MaxSecureTrojan.Malware.8956949.susgen
FortinetW32/PossibleThreat
AVGWin32:DropperX-gen [Drp]
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Mal/Generic-S + Troj/Krypt-QO?

Mal/Generic-S + Troj/Krypt-QO 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.

Leave a Comment