PDF malware analysis — malicious · e08c37bcf1fbb841

MALICIOUS

PDF

12.7 KB

MD5: 5977966b5a64a60ff33cfd001d05068b SHA-1: f0370342fadc7e22e440d6282f62e7e9e45a50cf SHA-256: e08c37bcf1fbb841cb7e1b6829ba88cea4493645d05ff2fec86061a8808a2311

136 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: User Execution: Malicious File

The file is identified as malicious by ClamAV with multiple signatures indicating a PDF exploit. Heuristics confirm the presence of embedded JavaScript within the PDF structure, which is a common technique for delivering secondary payloads. The embedded JavaScript is likely responsible for the exploit execution, aiming to download and run further malicious code.

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` `30982c271078bdc568f982ef07d136b73d3258e98944873cc2163edbd38c0d2b`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11943 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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