PDF malware analysis — malicious · fa8329ffffc8ed20

MALICIOUS

PDF

2.7 KB Created: 6215-01-01 Authoring application: 153

MD5: 177190de303eff69f8ed479e6be0491c SHA-1: 3e33c8f7d05244536212eec5fc1e6ad8115f3a36 SHA-256: fa8329ffffc8ed20da2f639fa96196f03d7f857d585bebbcb0e30d3542deed74

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'. The ClamAV detection 'Pdf.Exploit.Agent-36014' strongly suggests it's a known exploit. The extracted JavaScript file shows obfuscation indicators, typical of malware attempting to hide its malicious actions, likely to download and execute a second-stage payload.

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` `7ea44e3cca77f40b8f23f5ac197d8904c6ef661163c6e93d7fb2847307fc545a`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4780 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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