Trojan

Trojan:Win32/Kryptik.A!MTB malicious file

Malware Removal

The Trojan:Win32/Kryptik.A!MTB 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/Kryptik.A!MTB 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
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Expresses interest in specific running processes
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Arabic (Libya)
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Detects Bochs through the presence of a registry key
  • Checks the version of Bios, possibly for anti-virtualization
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Attempted to write directly to a physical drive
  • Accessed credential storage registry keys
  • Collects information to fingerprint the system

How to determine Trojan:Win32/Kryptik.A!MTB?


File Info:

name: 5E5781A9EA91BED6C1B2.mlw
path: /opt/CAPEv2/storage/binaries/fe2e877544b7e345c1eacaf84eb0da55cbfdf405315a8457c6dc4cfe09dbf748
crc32: 8446FEB1
md5: 5e5781a9ea91bed6c1b2d15bebcb5d5d
sha1: a5710ab1766aa5c719e4151996c352906f95f357
sha256: fe2e877544b7e345c1eacaf84eb0da55cbfdf405315a8457c6dc4cfe09dbf748
sha512: f29484550a75d5cf2a23677196699cd5550dec3d79dee8f4cbdac1d350b6268507a6aae14e3f0ba3d78dd53d43dea8d72165593bc09519faf55ace0055c7b49a
ssdeep: 98304:QrL3twd6GGPbzPZRNRzDsRc1Q2ev8r7MH2tb0AtVOa2achfwG/x+l:QETEbj3zDsRc1QNv8r7h2MV32ZoGcl
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1CE36330036C84432E2320B34C9B8D7620569FD198B21F9EFAFD94D9E6EB46C1D9757A3
sha3_384: 3fe2f9f450536235048341548e34f734431970d2ae82c97906f66bd4f52241221b9192e6fa93df5da8c0a018788745bb
ep_bytes: e8c6050000e98efeffffff2548a14100
timestamp: 2018-06-12 22:30:26

Version Info:

FileVersionStart: 1.0.58.4
InternalName: osfdbsvf.isi
LegalCopyright: Copyright (C) 2019, kilgiulg
ProductVersion: 51.9.1

Trojan:Win32/Kryptik.A!MTB also known as:

BkavW32.AIDetect.malware1
LionicTrojan.Win32.Generic.4!c
Elasticmalicious (high confidence)
DrWebTrojan.DownLoader30.18640
MicroWorld-eScanTrojan.AntiSandbox.GenericKD.42036656
FireEyeGeneric.mg.5e5781a9ea91bed6
CAT-QuickHealRansom.Stop.MP4
McAfeeTrojan-FRJH!5E5781A9EA91
CylanceUnsafe
ZillyaTrojan.Agent.Win32.1133747
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005574be1 )
AlibabaTrojan:Win32/Kryptik.cdcc3bdd
K7GWTrojan ( 005574be1 )
Cybereasonmalicious.9ea91b
BitDefenderThetaGen:NN.ZexaF.34182.@B0@ailiqpoG
CyrenW32/Kryptik.ADF.gen!Eldorado
SymantecPacked.Generic.525
ESET-NOD32a variant of Win32/Kryptik.GWHC
TrendMicro-HouseCallTrojan.Win32.SODINOK.SM.hp
Paloaltogeneric.ml
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.AntiSandbox.GenericKD.42036656
NANO-AntivirusTrojan.Win32.Kryptik.fyqdsw
AvastWin32:Malware-gen
TencentWin32.Trojan.Kryptik.Sxyl
Ad-AwareTrojan.AntiSandbox.GenericKD.42036656
EmsisoftTrojan.Agent (A)
ComodoMalware@#32qxun5svade9
VIPRETrojan.Win32.Generic!BT
TrendMicroTrojan.Win32.SODINOK.SM.hp
McAfee-GW-EditionBehavesLike.Win32.Generic.rh
SophosMal/Generic-R + Mal/GandCrab-G
IkarusTrojan.Win32.CryptInject
GDataTrojan.AntiSandbox.GenericKD.42036656
JiangminTrojan.Yakes.adnf
WebrootW32.Trojan.Gen
AviraHEUR/AGEN.1106346
Antiy-AVLTrojan/Generic.ASMalwS.2C52C31
ViRobotTrojan.Win32.Z.Kryptik.5201920.A
ZoneAlarmHEUR:Trojan.Win32.Generic
MicrosoftTrojan:Win32/Kryptik.A!MTB
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.MalPe.R290430
VBA32BScope.Trojan.Chapak
ALYacTrojan.AntiSandbox.GenericKD.42036656
MAXmalware (ai score=86)
MalwarebytesTrojan.MalPack.GS
APEXMalicious
RisingTrojan.Wacatac!8.10C01 (CLOUD)
SentinelOneStatic AI – Suspicious PE
FortinetW32/Kryptik.GWHV!tr
AVGWin32:Malware-gen
PandaTrj/GdSda.A
CrowdStrikewin/malicious_confidence_100% (D)

How to remove Trojan:Win32/Kryptik.A!MTB?

Trojan:Win32/Kryptik.A!MTB 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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