PDF malware analysis — malicious · 8dca287afcf04bb5

MALICIOUS

PDF

6.6 KB Authoring application: Tisilarehaue (via 56862Tibedegabala)

MD5: 3fbd62fbd42abfdb4c0885ab44239218 SHA-1: 9faf8279c136617ede5dec8386d11fc87c67940d SHA-256: 8dca287afcf04bb5ac7afe5c9c44872f20c936cce2c345222d0e7b9d4de75dc0

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious Link

The critical ClamAV heuristic indicates this PDF is recognized as a known exploit (Pdf.Exploit.Agent-36142). The presence of embedded JavaScript, flagged by two low-severity heuristics, strongly suggests that the exploit action involves executing script content. This script is likely responsible for downloading and executing a second-stage payload, a common technique for malware delivery.

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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