PDF malware analysis — malicious · 41edc0f963b098f9

MALICIOUS

PDF

12.3 KB

MD5: 78400a60e2b62a5f0bffdc77145fa8b0 SHA-1: 296220a561fc6e223d4bf6d90fdf8353612767f6 SHA-256: 41edc0f963b098f98f4cfb7ad7c8653172a463235a16c999194c4fb3c462c455

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 specific detections for 'Pdf.Exploit.Agent-36365' and 'Pdf.Exploit.Agent-36364'. Static analysis revealed embedded JavaScript, indicating an attempt to exploit vulnerabilities within the PDF reader. The embedded JavaScript is likely responsible for executing a malicious 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` `b5bf36c7305c8c596f896b5fe9048d4306940eb0441db922992126e5061199f8`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11533 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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