PDF malware analysis — malicious · 1b7c80385b5a8ac0

MALICIOUS

PDF

12.4 KB

MD5: 5f148d766a1eca3e39447c6378b79c26 SHA-1: 68918b6f1fb9bead1b9610d90616d9ccab6d789d SHA-256: 1b7c80385b5a8ac0b2dab49983a6f2fe54912b6501ab5b6255cde598f3a3dbc2

136 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

The file is identified as a malicious PDF by ClamAV with multiple detections, indicating it exploits vulnerabilities. Embedded JavaScript actions and streams are present, suggesting the execution of malicious code. The primary function appears to be exploiting PDF vulnerabilities to deliver a payload.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36365 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36365
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_obj0076_000.js` `d8c64fae4d3670f352cfea559349e934b1a3281f8d4bcd28b3082dfe8d07c4fb`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11639 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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