PDF malware analysis — malicious · d8661fd02c339c44

MALICIOUS

PDF

2.7 KB Created: 9767-01-01 Authoring application: 3819

MD5: 16213c0ecbb5793e0034d7de43d50a70 SHA-1: b6565e33a6d2139e8473b43b2e9e4f89049d77bc SHA-256: d8661fd02c339c4486de575119cb0374001987660887c9e8476c2b59459a8e6c

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including 'PDF_JAVASCRIPT' and 'PDF_JS'. ClamAV also detected it as 'Pdf.Exploit.Agent-36014'. The embedded JavaScript file 'javascript_obj0013_001.js' shows signs of obfuscation, suggesting it is designed to perform malicious actions such as downloading and executing a second-stage payload. The document body is heavily obfuscated and does not provide clear user-facing content.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
Suspicious extracted artifact medium 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.
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.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0013_001.js` `ccdc436e24c71ef7308a692f0e829b8671da42a664697e35e3617645beac9f2e`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	5030 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 10 eval/decoder/string-building token(s). Carved artifact contains 3 long hex-escaped blob(s).

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