PDF malware analysis — malicious · 4fa0fc8dc569ee00

MALICIOUS

PDF

2.7 KB Created: 4574-01-01 Authoring application: 2690

MD5: 43679ea350f67a117e6a96f05a770699 SHA-1: 47559ce06ed9e1520dec56c9501a4782530cace5 SHA-256: 4fa0fc8dc569ee000ffb7f44f40c698cdf5b6621dee1bc93f251a698593794af

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 'EXTRACTED_FILE_STATIC_TRIAGE' heuristic flags this JavaScript for obfuscation and hex escape sequences. ClamAV also identifies the file as 'Pdf.Exploit.Agent-36014', confirming its malicious nature. The embedded JavaScript, named 'javascript_obj0013_001.js', is the primary indicator of malicious activity, likely serving as a loader or exploit. The exact function of the script could not be fully determined due to obfuscation.

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` `dc06b9aacaa601e4437e8d6108d91d63f8adf2a1c5d20e5a0fa9cf0b021d2b24`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4793 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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