PDF malware analysis — malicious · 1a01de0589641f66

MALICIOUS

PDF

14.6 KB Created: 2009-11-15 19:41:70 Authoring application: PDF Library 4.3.9 (via PDF Library 3.9.7)

MD5: 10efe5b17e53d53371426462828fe54b SHA-1: f377e5038c0ca8b22fbc1ae18f043d416dc564d2 SHA-256: 1a01de0589641f6630864cf06f83a1e4b7ee3c93c738364c3f8809cf46d164c3

136 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. ClamAV detections for 'Pdf.Exploit.Agent-14493' and 'Win.Trojan.Agent-36166' strongly suggest malicious intent, likely involving the exploitation of a PDF vulnerability to run the embedded script. The script's exact function is not detailed, but its presence and the associated detections point to a malicious payload delivery or execution.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-14493 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-14493
ClamAV detection on extracted artifact critical EXTRACTED_FILE_CLAMAV

ClamAV flagged at least one file extracted from inside this sample. Even when the wrapping document carries no AV detection of its own, a hit on the carved artifact is a strong indicator the sample is a delivery vehicle.
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_obj0007_000.js` `0c08f79eb16e573736467f0e1e7da894994717da1025e041b7608e12879cd8d8`	pdf-javascript-stream	PDF /JS object 7 at offset 0x1A5	75140 bytes
Detection ClamAV: Win.Trojan.Agent-36166 Obfuscation or payload: unlikely

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