Pdf.Dropper.Agent PDF malware analysis — malicious · fa93b3a42f267bb3

MALICIOUS

PDF

7.2 KB Created: 2008-31-20 53:85:00 Authoring application: Scribus 1.3.3.12 (via Scribus PDF Library 1.3.3.12)

MD5: 41eb6b33d75924ad205e544756cb95ee SHA-1: 4e0d398d80f3647a99627ba930c5cfc5290d17b0 SHA-256: fa93b3a42f267bb3896de8a6521beaa4aba61f5e5bd88ed1ea366440c8e772a3

118 Risk Score

Malware Insights

Pdf.Dropper.Agent · confidence 95%

MITRE ATT&CK

T1059.001 PowerShell T1059.007 JavaScript

The PDF file contains embedded JavaScript with multiple eval() calls, indicating obfuscation and dynamic code execution. The ClamAV detection 'Pdf.Dropper.Agent-1829119' strongly suggests this is a dropper. The JavaScript likely attempts to download and execute a secondary payload, which is a common dropper behavior. The document body contains concatenated strings that, when evaluated, likely form part of the obfuscated JavaScript.

Heuristics 5

ClamAV: Pdf.Dropper.Agent-1829119 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Dropper.Agent-1829119
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_001.js` `6c7b288ff137e4ccc59bc7271e10d0aab73f24e15e52c82872c0c074f6272523`	pdf-javascript-stream	PDF /JS object 13 at offset 0x3D6	5702 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 5 eval/decoder/string-building token(s).

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