PDF malware analysis — malicious · d53e92baa9f66714

MALICIOUS

PDF

12.2 KB

MD5: 957eee11713f923906b98fbe8f6d4163 SHA-1: 46e4005b15bc4f3cc2bd9226e258b60150f3b734 SHA-256: d53e92baa9f6671433dbb3b88fed8739314683de9e11892d93791f1ea91b6dfb

136 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: User Execution: Malicious File

The file is identified as a malicious PDF by ClamAV with multiple critical detections. It contains embedded JavaScript, indicating an attempt to exploit vulnerabilities within the PDF reader. The embedded JavaScript is likely responsible for executing the exploit, potentially leading to further stages of a malware infection.

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` `92e280a92e92c4976dd61465b7390ba51c2352623da1799931b2f13a5fdbc011`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11417 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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