What is “MSIL/BadJoke.AAY”?

The MSIL/BadJoke.AAY 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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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.

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What MSIL/BadJoke.AAY virus can do?

Dynamic (imported) function loading detected
CAPE extracted potentially suspicious content
Authenticode signature is invalid
Binary compilation timestomping detected

How to determine MSIL/BadJoke.AAY?


File Info:
name: 0287178DF8FBAB824197.mlw
path: /opt/CAPEv2/storage/binaries/61020c8928b94c5751a2eb7078ccde5e5c7a56e4173e1f6cd60122ac394b0b70
crc32: 3FE2F17D
md5: 0287178df8fbab824197d582fc6d8f62
sha1: 5c6b98214e2fb39153d7a873c13af17f6abd6849
sha256: 61020c8928b94c5751a2eb7078ccde5e5c7a56e4173e1f6cd60122ac394b0b70
sha512: 548a1423e0d1e224bda7658cf76ef77f2ef3af3c02a56568acaa652f9bdb1559a33082f7f87e50fe9f92103c6348495eb60952d4bc44efd47f7d0e0afa35e12f
ssdeep: 3072:AqjrSvITBapUCELy/QLj9RLM+TTNyYysRVWC:AYSCCELbLMENssRA
type: PE32 executable (console) Intel 80386, for MS Windows
tlsh: T1D6A3AF223CCA5460E24ACCFE727600C662EAEC562BD97E7A1509773F487E455834EB3D
sha3_384: 4169f77dad2e716e449d5ddab8b00b24e4c55f125cffd00319e5d7eed9d9a2cfcaea7ea550129ae8ea10ba51489d6bc5
ep_bytes: ff250020400000000000000000000000
timestamp: 2095-02-12 22:52:49

Version Info:
Translation: 0x0000 0x04b0
Comments: Braten feet pic
CompanyName: Bratenwurst
FileDescription: Braten
FileVersion: 1.0.0.0
InternalName: Braten.exe
LegalCopyright: Copyright ©  2021
LegalTrademarks: Tm
OriginalFilename: Braten.exe
ProductName: ConsoleApp2
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

MSIL/BadJoke.AAY also known as:

Lionic	Trojan.MSIL.Witch.4!c
MicroWorld-eScan	Trojan.GenericKD.38171461
FireEye	Trojan.GenericKD.38171461
ALYac	Trojan.GenericKD.38171461
Cylance	Unsafe
K7AntiVirus	Trojan ( 0058b5e91 )
BitDefenderTheta	Gen:NN.ZemsilF.34062.gm0@aCwEoZi
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of MSIL/BadJoke.AAY
Paloalto	generic.ml
Cynet	Malicious (score: 99)
Kaspersky	HEUR:Trojan.MSIL.Witch.gen
BitDefender	Trojan.GenericKD.38171461
Avast	Win32:TrojanX-gen [Trj]
Ad-Aware	Trojan.GenericKD.38171461
Emsisoft	Trojan.GenericKD.38171461 (B)
TrendMicro	TROJ_GEN.R002C0WL421
McAfee-GW-Edition	Artemis
Sophos	Mal/Generic-S
Ikarus	Trojan.SuspectCRC
GData	Trojan.GenericKD.38171461
Avira	TR/Redcap.iaxml
Microsoft	Trojan:Win32/Wacatac.B!ml
McAfee	Artemis!0287178DF8FB
MAX	malware (ai score=86)
APEX	Malicious
SentinelOne	Static AI – Suspicious PE
Fortinet	PossibleThreat
AVG	Win32:TrojanX-gen [Trj]
Panda	Trj/GdSda.A
CrowdStrike	win/malicious_confidence_60% (W)

How to remove MSIL/BadJoke.AAY?

MSIL/BadJoke.AAY 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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