PDF malware analysis — malicious · dd8bc73aff0cb1c7

MALICIOUS

PDF

11.9 KB

MD5: 7ae5b0e35ee220b35b5da4a58b4344d4 SHA-1: 9eed52fe6042b92a246addffb83f8835ca7bed4d SHA-256: dd8bc73aff0cb1c7e6f20c8106a9095557f5a5ac0daa9df5acbe166555e31c41

136 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

The file is a PDF containing embedded JavaScript, as indicated by multiple heuristic firings and ClamAV detections (Pdf.Exploit.Agent-36365, Pdf.Exploit.Agent-36364). The embedded JavaScript is likely used to exploit a vulnerability within the PDF reader, leading to the execution of malicious code. The exact nature of the exploit and payload is not detailed in the provided evidence, but the presence of exploit-related ClamAV signatures strongly suggests a malicious intent.

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` `f66b02826b43eed4e3fcb30082104865c71fce3ff960f158b1c36db945b4d22f`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11078 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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