PDF malware analysis — malicious · dc777b9c2dbe6d80

MALICIOUS

PDF

25.6 KB Created: 2006-02-01 14:14:12 Authoring application: Wegoptyr (via HghTc6Fs)

MD5: 64f258918c1122b89468bb0ffbaff02d SHA-1: d6bb19f1ab9a30dd1635f8bc69b213c2293dce92 SHA-256: dc777b9c2dbe6d80bab3c56341d756f38a59c0286331ff29cb7e12a80c989f63

118 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

This PDF file contains embedded JavaScript streams, with one stream exhibiting an eval() call indicative of obfuscated code execution. The ClamAV detection 'Pdf.Exploit.Agent-30052' strongly suggests a known PDF exploit. The JavaScript is likely responsible for downloading and executing a second-stage payload, contributing to the malicious verdict.

Heuristics 5

ClamAV: Pdf.Exploit.Agent-30052 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-30052
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 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0007_000.js` `c4c025ebeb38e217a3727e7ef8b61bc8a0bb524d0db55ddd8773660fc70468e2`	pdf-javascript-stream	PDF /JS object 7 at offset 0x1EE	25129 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 2 eval/decoder/string-building token(s).
`javascript_obj0007_001.js` `b725cf0f7ff9ee81bff24b850d378eb9e391841de63d6aef346d1d6fce1ce566`	pdf-javascript-stream	PDF /JS object 7 at offset 0x1EE	24886 bytes

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