PDF malware analysis — malicious · e8ed1954788950db

MALICIOUS

PDF

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

MD5: a44b09d9d64571bead83c534ff386cd5 SHA-1: 5e73fcf1bbb8e0af6bfd702147924126b03a4a4b SHA-256: e8ed1954788950dbbacca306e125606d904d0c5270c5e240aed7f6e0a947c651

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 and obfuscated strings, indicating an attempt to hide malicious code execution. The ClamAV detection 'Pdf.Exploit.Agent-36118' strongly suggests this is a known exploit. The JavaScript is designed to decode and execute further commands, likely downloading and running a second-stage payload.

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` `00bfbce1cfc863614fb079cc8b0911e5414f2133ab9b9c92427c3467620a8db6`	pdf-javascript-stream	PDF /JS object 13 at offset 0x336	13613 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 3 eval/decoder/string-building token(s). Carved artifact contains 3 long base64-like blob(s).

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