PDF malware analysis — malicious · 7f1b0b7599b77b40

MALICIOUS

PDF

2.7 KB Created: 5730-01-01 Authoring application: 7492

MD5: 120eedb2103f009539873801ec4d5769 SHA-1: 9ecfa82abbd3c966c66c1b12109f3a623573cc29 SHA-256: 7f1b0b7599b77b40cace5f0a0bbf6a84a4718c6c0b0f897d9510861e765bde65

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'. ClamAV also detected it as 'Pdf.Exploit.Agent-36014'. The embedded JavaScript, found in 'javascript_obj0013_001.js', shows signs of obfuscation, suggesting it's designed to perform malicious actions such as downloading and executing a second-stage payload. The extracted document body content is heavily corrupted and unreadable, providing no further context.

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` `202187218065540477febeead3cac226b6489da40ed8e15f8bcebe45485f2954`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4762 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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