PDF malware analysis — malicious · e724c189ce107587

MALICIOUS

PDF

2.7 KB Created: 365 Authoring application: 8812

MD5: c5d8be0cf8dc3f50c3f12efa753f6ddb SHA-1: 0ba560520b233f31c68b4d2073e02f06b3a7051e SHA-256: e724c189ce107587d0a239fdb14a2cdaab9a3f0ef6a741890906737d80aeb473

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 Command and Scripting Interpreter: PowerShell T1204.002 Malicious File Upload: Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including 'PDF_JAVASCRIPT' and 'PDF_JS'. ClamAV detection as 'Pdf.Exploit.Agent-36014' strongly suggests malicious intent. The embedded JavaScript, although obfuscated, is the primary mechanism for exploitation, likely leading to the download and execution of 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` `7ffc31dd068e6bad85aa037c00fa45e0f11dfacbd9878a5f8560a72f81b68771`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4814 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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