PDF malware analysis — malicious · ff48793dc1132349

MALICIOUS

PDF

2.7 KB Created: 8068-01-01 Authoring application: 8036

MD5: 3bc9a9fc391a7d4cadf640b7029bf1a5 SHA-1: 8b433a3ed4b09e0e48e8a101684e7840141bea61 SHA-256: ff48793dc1132349780503805614bd3bcb0d35e4c6a947469828519934fd87d9

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The file is a PDF containing embedded JavaScript, as indicated by multiple heuristic firings including 'PDF_JAVASCRIPT' and 'PDF_JS'. The embedded JavaScript, named 'javascript_obj0013_001.js', is flagged for obfuscation and hex escape sequences. ClamAV also detected this as 'Pdf.Exploit.Agent-36014'. The embedded script likely downloads and executes a second-stage payload, contributing to the malicious nature of the PDF.

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` `ab5d7674b23f75ac43d9dd63ffee1d1885bfe35206289ab209c07b4018878532`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4805 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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