PDF malware analysis — malicious · fd3e7b6be6fc4d57

MALICIOUS

PDF

6.6 KB Authoring application: Tisilarehaue (via c9b95Tibedegabala)

MD5: 39f61122dce6dca72f23c4fb74d14ad7 SHA-1: a00b5424a3cd612b0647a4ccb29afc06ce7efe06 SHA-256: fd3e7b6be6fc4d575f06d8f24e4723b255ac8e4488ff64c9fc9796b25efab033

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The critical ClamAV heuristic indicates the file is a known PDF exploit (Pdf.Exploit.Agent-36142). Low-level heuristics confirm the presence of embedded JavaScript within the PDF, which is a common vector for delivering malicious payloads. The JavaScript is likely responsible for executing the exploit, leading to further malicious activity.

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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