PDF malware analysis — malicious · ff061b40de3de7f1

MALICIOUS

PDF

12.2 KB

MD5: 5b72d0335d14e4971617245ac1b9849d SHA-1: 68186b7cfd86f81277e26b0bdf814a3d4911c523 SHA-256: ff061b40de3de7f1feeae8edb24b0969620f99df2f764d3c75feabb545aa9cc4

136 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious Link: Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings related to PDF JavaScript actions and streams. ClamAV detections identify it as a known exploit (Pdf.Exploit.Agent-36365 and Pdf.Exploit.Agent-36364), suggesting it leverages a vulnerability to execute malicious code. The embedded JavaScript is likely responsible for the exploit's payload delivery.

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` `bf5a2bd0b4cfef5e60ed890959653f0f8d28f990674f9283a679bc89b80155f9`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11388 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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