PDF malware analysis — malicious · 4ce17cf22a5868c6

MALICIOUS

PDF

14.5 KB Created: 2008-07-26 19:43:58 Authoring application: Scribus 1.3.3.12 (via Scribus PDF Library 1.3.3.12)

MD5: 633e790af669c878ff20e351ea94bd0e SHA-1: 9df806b0b1a50d33251175eec25c2f32cf7e2695 SHA-256: 4ce17cf22a5868c6442bb5a6e56aa436d7bd3183b612842f97ad8106c877a6df

118 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript with multiple eval() calls, indicating obfuscated code execution. The ClamAV heuristic identifies it as 'Pdf.Exploit.Agent-36118', strongly suggesting a known exploit. The JavaScript likely attempts to download and execute a second-stage payload, a common technique for PDF-based malware delivery.

Heuristics 5

ClamAV: Pdf.Exploit.Agent-36118 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36118
eval() call high PDF_EVAL

eval() found — commonly used for obfuscated exploit execution
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.
Suspicious extracted artifact info 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.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0013_000.js` `2c5983d07566cc21372a61c21bbdb83f470a54ed648b2021cf41b572b1870893`	pdf-javascript-stream	PDF /JS object 13 at offset 0x336	13334 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 3 eval/decoder/string-building token(s). Carved artifact contains 8 long base64-like blob(s).

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