PDF malware analysis — malicious · 8f910bed51a8fbd6

MALICIOUS

PDF

12.5 KB

MD5: 4def17cb7daf6d1d0e13fbbdeab82071 SHA-1: c14fbd9ddf9e6188ddeca8238f713157508be0e5 SHA-256: 8f910bed51a8fbd65d9b308280a89738d90f0f5c06974b8aa8abc13f62419174

136 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

The PDF file contains embedded JavaScript, which is a common technique for exploiting vulnerabilities in PDF readers. ClamAV detections indicate the presence of known exploits. The embedded JavaScript is likely responsible for downloading and executing a secondary payload, contributing to the overall malicious nature of the file.

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` `e401d3681798b1b37c3f4c1b8ba5310acfcbe407baaa9c75da1ac90f3711da7a`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11745 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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