PDF malware analysis — malicious · b0748010bf38a043

MALICIOUS

PDF

12.3 KB

MD5: 51c379a4be5c9cbda968526d0b79d960 SHA-1: 3203902102e0a691de9cfa9e543f7647b6547570 SHA-256: b0748010bf38a043e4bc6568d626e851a517b3c5da5ec8ce51df6a66a7a16591

136 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious JavaScript

The file is identified as a malicious PDF by ClamAV with multiple detection names. Static analysis reveals embedded JavaScript, indicating an attempt to execute malicious code upon opening the document. The embedded JavaScript is likely responsible for exploiting a PDF vulnerability to achieve arbitrary code execution.

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` `931a9a647943c938c782dc6558385534a3d9d7b50b5754fa025eca60d5854bc4`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11509 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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