PDF malware analysis — malicious · 9814bf3e1bf7e6ca

MALICIOUS

PDF

2.7 KB Created: 3627-01-01 Authoring application: 6634

MD5: 26fcc4268732d64332da06f68f948e49 SHA-1: e27613656eaef04b80433f1420bb08dc055239ee SHA-256: 9814bf3e1bf7e6ca4aee36ba7251edff028597d7d02e1c8120fb2617861f77f4

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

This PDF file was detected as malicious by ClamAV with the signature Pdf.Exploit.Agent-36014. Static analysis revealed embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The JavaScript stream, named 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 exact nature of the payload is not discernible due to obfuscation, but the exploit is likely intended to compromise the user's system.

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` `3b13eb65de7118dfc885c3ebec0ea1aa039629d68bed1c3964bf55980b084b41`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4789 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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