PDF malware analysis — malicious · a5a25b0e5017cf07

MALICIOUS

PDF

2.7 KB Created: 2629-01-01 Authoring application: 5636

MD5: 4e4240af6c086360d95f1602bcd48e44 SHA-1: c8c57ea0c69a418684bc9698c41c712c41fc26aa SHA-256: a5a25b0e5017cf079952669aace1085bba6502d120b08fbf20b57dc3ecd70a9b

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The ClamAV detection 'Pdf.Exploit.Agent-36014' strongly suggests a known exploit. The embedded JavaScript file 'javascript_obj0013_001.js' shows signs of obfuscation, typical of malware attempting to hide its malicious actions, which likely involve exploiting a PDF vulnerability to execute arbitrary code.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
Suspicious extracted artifact medium EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
JavaScript action low PDF_JAVASCRIPT

PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
Embedded JS stream low PDF_JS

PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0013_001.js` `7cf4466f69943fba2efb86ae20683503ccbeb0afa2241945156161643060acb1`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4800 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 10 eval/decoder/string-building token(s). Carved artifact contains 3 long hex-escaped blob(s).

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