Malware

About “JokeTool.Melter” infection

Malware Removal

The JokeTool.Melter 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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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.
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What JokeTool.Melter virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Uses Windows utilities for basic functionality
  • Created a process from a suspicious location
  • Attempts to modify desktop wallpaper

How to determine JokeTool.Melter?


File Info:

name: FC73E21D61F89A9864CB.mlw
path: /opt/CAPEv2/storage/binaries/391de3db844406bbe8b4c03a7914eb58b953c273f13df279b04419e0d9f2c5b2
crc32: B34C3046
md5: fc73e21d61f89a9864cbe33b23531d70
sha1: 43d25fae979d92203b94c6afce6d08a1404f60b4
sha256: 391de3db844406bbe8b4c03a7914eb58b953c273f13df279b04419e0d9f2c5b2
sha512: a8d74c8938de16db5ef6744cef059e65490c71db37b1b9c5b99a2cbff7378e82b96da8f8a9148851985e5fb080482d68d598caed1618e5cd7506bf57874c6b7d
ssdeep: 49152:A845v2oy+Qw29Kyz3Xyjet+cpYXtKxAmw1hvhwXbS7u0Mh9eKSfZ7+lnsdWYELaC:Aj2rBwEzyqtJSWTw15kbA1exIIb
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1A7F52342BA857133E1B2293199B96610457F3D580F349AABB39C389D4F735C0BA74BB3
sha3_384: 7ef89a60fc887c5c27eb9a982a6972e00c5c15830633795a2cbfc23205bc774e6536f505f78e7a38b291d62dc3977665
ep_bytes: e864040000e988feffff3b0d68e64300
timestamp: 2021-06-11 09:16:47

Version Info:

0: [No Data]

JokeTool.Melter also known as:

BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Bulz.559602
FireEyeGeneric.mg.fc73e21d61f89a98
ZillyaTrojan.Agent.Win32.2205396
Cybereasonmalicious.e979d9
BitDefenderThetaGen:NN.ZexaF.34084.xBZ@amRORXcO
BitDefenderGen:Variant.Bulz.559602
NANO-AntivirusTrojan.Win32.Hesv.euxvtu
AvastWin32:Malware-gen
Ad-AwareGen:Variant.Bulz.559602
SophosGeneric ML PUA (PUA)
McAfee-GW-EditionBehavesLike.Win32.AdwareLinkury.wc
SentinelOneStatic AI – Malicious PE
EmsisoftGen:Variant.Bulz.559602 (B)
GDataGen:Variant.Bulz.559602
AviraHEUR/AGEN.1207225
Antiy-AVLTrojan/Generic.ASMalwS.20EE9CB
MicrosoftTrojan:Win32/Sabsik.FL.B!ml
CynetMalicious (score: 100)
VBA32Trojan.Hesv
MalwarebytesJokeTool.Melter
APEXMalicious
MAXmalware (ai score=89)
AVGWin32:Malware-gen

How to remove JokeTool.Melter?

JokeTool.Melter 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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