PDF malware analysis — malicious · dacc9710243ed019

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: 4025c7505b561665a1e4e1e4832e4bf1 SHA-1: 72e02f648e49b7de5b15ddfb4df1699ac08f743d SHA-256: dacc9710243ed0199fe01fe5f6b64ddf6d522c7742447a73bafa13f9b2f30aee

118 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

This PDF file contains embedded JavaScript that utilizes eval() to execute obfuscated code. The ClamAV heuristic identifies it as Pdf.Exploit.Agent-36118, indicating a known exploit. The JavaScript appears to be designed to download and execute a second-stage payload, as suggested by the eval() calls and the presence of an embedded JavaScript file. The obfuscation and use of eval() are common techniques for 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` `314b4fad9360b1b735b8ab890b5d9a99088d189e1af6024386991b1e662fd3f3`	pdf-javascript-stream	PDF /JS object 13 at offset 0x336	13214 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 3 eval/decoder/string-building token(s). Carved artifact contains 4 long base64-like blob(s).

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