PDF malware analysis — malicious · bb7775502a122bf3

MALICIOUS

PDF

9.6 KB Created: 2010-05-10 18:05:56 Authoring application: SqKVKx (via tDmmAT)

MD5: 3cef1178864dabc5cb614b0bf45d172f SHA-1: 358bfaa6e600926f0dde07052d2f4f795740acf2 SHA-256: bb7775502a122bf3c9f1df3a79e22f4a2dca669a4dd9097c8af04bacbe5be6f9

118 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

This PDF file was detected as malicious by ClamAV with the signature Pdf.Dropper.Agent-7217054-0. Static analysis revealed embedded JavaScript with an eval() call, indicating obfuscated code execution. This script is likely responsible for downloading and executing a secondary payload. The presence of JavaScript actions and embedded JS streams further supports this conclusion.

Heuristics 5

ClamAV: Pdf.Dropper.Agent-7217054-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Dropper.Agent-7217054-0
eval() call high PDF_EVAL

eval() found — commonly used for obfuscated exploit execution (matched inside decoded stream)
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_obj0007_000.js` `44bbeab31ce0b8a139520d0003f5f51792e1e5f08df2485fd4b43e3d7c5b380e`	pdf-javascript-stream	PDF /JS object 7 at offset 0x248	8230 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 eval/decoder/string-building token(s).

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