PDF malware analysis — malicious · eac5cb291cb8ba13

MALICIOUS

PDF

12.3 KB

MD5: 694970f06d786900d83cf85e1e542814 SHA-1: aa12e0b947b012a4f5294e561ae67a94fe385f80 SHA-256: eac5cb291cb8ba1328fd4d7b709a30e6e7b68509c6ae1982806bd3e0da183ff0

136 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. ClamAV detections (Pdf.Exploit.Agent-36365 and Pdf.Exploit.Agent-36364) confirm its malicious nature. The embedded JavaScript is the primary mechanism for exploitation, likely serving as a downloader for further malicious activity.

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` `206f3dc5786595515a33c238e74530edbe4dde54bd46bc05220b035383dc3062`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11450 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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