Malicious
Malicious

03981578aa4f58bb2486e9b2a46f8798

JavaScript
MD5: 03981578aa4f58bb2486e9b2a46f8798
Size: 3.73 MB
application/javascript
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This sample is a 3.6 MB JavaScript classified as malicious by Malva.RE. Static analysis extracted 3 embedded or derived files. It matches 3 YARA rules. Observed behaviours map to MITRE ATT&CK T1027, T1059.001 and T1059.007. The file was analysed statically: it was parsed and decompiled, never executed.

SHA256
6c4f91d6dd39c0b02a985921bcb5fc01eed4fee075044d9b1fd7d9bcf2687d8a
MD5
03981578aa4f58bb2486e9b2a46f8798
Verdict
Malicious
File type
JavaScript · 3.6 MB
MITRE ATT&CK
T1027T1059.001T1059.007

Cite this report: https://app.malva.re/sha256/6c4f91d6dd39c0b02a985921bcb5fc01eed4fee075044d9b1fd7d9bcf2687d8a

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File
Type
JavaScript file
Size
3.73 MB · 3,734,417 B
First seen
2026-10-26 07:45 · 6 hours ago
Last seen
2026-10-26 07:45 · 6 hours ago
Last analysis
2026-10-26 07:46 · 6 hours ago
Hashes
MD5 03981578aa4f58bb2486e9b2a46f8798 Sha1 5f3edc1e25238f004a5ed9d3108bdd18494b018e Sha256 6c4f91d6dd39c0b02a985921bcb5fc01eed4fee075044d9b1fd7d9bcf2687d8a Sha384 457cc26bc2f8eb6930d34561c419d0be0c4a67ed1726ed2e5f8c9038bff6d91c32b011755e830fbbb853c62ecef1e9ed Sha512 a56489b1d04178a43f7ca52ce183037b0d7d2dcf738d9028d8c33d40f6bcbf6f07bd3b6baf3b6a7987a61141065296d855de28608804143a8092d9b1107351e4 SSDeep 98304:LhfxxEOefJ/RNauXuZAxP2yay2lfNNOFN2ON9H7CixMooy8Rg/NzBxlNolEN/8ah:KTEfQhrH+ixMot8aBTlNZaOK2 TLSH 54065BA200E767A6B66FC61DC51A6B850A39601F2630AD3D3BB91BCF2777B077D8C051

4 malicious · 4 files
JS03981578aa4f58bb2486e9b2a46f8798
BIN03981578aa4f58bb2486e9b2a46f8798.emulated
SH[Command #1]
PS1[PowerShell Command]
PS1[Deobfuscated PS]
STICH beta Structural Threat Infection Chain Hash

A content-independent fingerprint of the infection method: successive formats, internal objects and MITRE techniques from the initial file to each final payload.

STICH Path = the fingerprint (canonical chain with techniques) STICH Shape = structure only Only determinant branches produce STICH Paths.
Path scr:js~T1059.007>scr:bat>scr:ps1~T1027~T1059.001
Shape scr:js>scr:bat>scr:ps1
malicious 3 nodes

Command (emulation JS) #1 UNKNWOWNmalicious
cmd /chuhuhuhuhuhuhuhuhuhuhu
Command (emulation JS) #2 UNKNWOWNmalicious
\WQCEFhuhuhuhuhuhuhuhuhuhuhu
Trace d'emulation JS (ordonnee) UNKNWOWNmalicious
#? nehuhuhuhuhuhuhuhuhuhuhu
Deobfuscated PowerShell UNKNWOWNmalicious
ehuhuhuhu
Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.
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4 malicious · 4 files
JS03981578aa4f58bb2486e9b2a46f8798
BIN03981578aa4f58bb2486e9b2a46f8798.emulated
SH[Command #1]
PS1[PowerShell Command]
PS1[Deobfuscated PS]
No malware configuration was found at this point.

Command (emulation JS) #1 UNKNWOWNmalicious
cmd /chuhuhuhuhuhuhuhuhuhuhu
03981578aa4f58bb2486e9b2a46f8798
Command (emulation JS) #2 UNKNWOWNmalicious
\WQCEFhuhuhuhuhuhuhuhuhuhuhu
03981578aa4f58bb2486e9b2a46f8798
Trace d'emulation JS (ordonnee) UNKNWOWNmalicious
#? nehuhuhuhuhuhuhuhuhuhuhu
03981578aa4f58bb2486e9b2a46f8798
Deobfuscated PowerShell UNKNWOWNmalicious
ehuhuhuhu
03981578aa4f58bb2486e9b2a46f8798 › 03981578aa4f58bb2486e9b2a46f8798.emulated › [Command #1] › [PowerShell Command]
Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.
Unlock with Essential
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