PDF malware analysis — malicious · a6f36ea2a3165101

MALICIOUS

PDF

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

MD5: 1ac3f9e243de6ef9e25b767921aa7f5e SHA-1: 92f74aadc5ca9462d9e0c58ebbed1abd9ec25745 SHA-256: a6f36ea2a3165101f8dc6b0e1a17df9496ff37d4decf23285e5d73824ec7249b

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 detection 'Pdf.Exploit.Agent-36118' strongly suggests a known exploit is present. The JavaScript is designed to execute arbitrary code, likely downloading and running a second-stage payload, which is a common attack pattern for PDF exploits. The obfuscated nature of the script and the presence of eval() calls make it difficult to determine the exact payload or destination without further dynamic analysis.

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` `210a9a382dcde5dab5e0d9ac6d91a58dc02cd6eedca749c1001b12b54eae95e2`	pdf-javascript-stream	PDF /JS object 13 at offset 0x336	13158 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 3 eval/decoder/string-building token(s).

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