PDF malware analysis — malicious · c920a3e2052cc021

MALICIOUS

PDF

2.7 KB Created: 6009-01-01 Authoring application: 7214

MD5: 123e95c1476f80dddd181b2b7682042f SHA-1: bca071cee022775f11d99f3430cd98ac38cdc41a SHA-256: c920a3e2052cc021c24bd50dc4b82706aba616c3c45f179bf7cf8f0196979d1b

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detected this file as Pdf.Exploit.Agent-36014, suggesting it exploits a known PDF vulnerability. The extracted JavaScript file exhibits obfuscation, typical of malware attempting to hide its execution flow. The primary attack pattern involves leveraging a PDF exploit to run malicious JavaScript.

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` `a7118906c0d993dc04bfa0d62f7f54e4561997df13824892eb56eca21ae2dec9`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4813 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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