PDF malware analysis — malicious · f1a4bfe1060604dc

MALICIOUS

PDF

6.6 KB Authoring application: Tisilarehaue (via 7ec12Tibedegabala)

MD5: 3449cf6036c3e9c4a7ec7d5cfdd9ea25 SHA-1: 4d37de36bd7f23f76fbe40fd9fedbfd739d501d0 SHA-256: f1a4bfe1060604dc5f861bd9b998a26c3fa882fb79b19163a155e10b288060ed

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The critical ClamAV heuristic indicates the file is recognized as a PDF exploit. The presence of embedded JavaScript, flagged by two low-severity heuristics, strongly suggests that the script is responsible for the malicious behavior. While the script's exact function is not detailed, its execution via a PDF exploit points to a common delivery mechanism for malware. The ClamAV detection name is included as a primary IOC.

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36142 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36142
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_obj0010_000.js` `d4dce4f95f7146e3b127d68edf45ceb045483a205d9e9a2a53d6e6b80d83b663`	pdf-javascript-stream	PDF /JS object 10 at offset 0x1230	1728 bytes

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