PDF malware analysis — malicious · d8728ba5c717fcc7

MALICIOUS

PDF

14.4 KB Created: 2009-11-15 19:41:70 Authoring application: PDF Library 4.3.9 (via PDF Library 3.9.7)

MD5: 2b2bb0fdf03b4d60345dd72879196be7 SHA-1: 5bfb41dc2b50331f3b562f89fccd0ed5df97f0b6 SHA-256: d8728ba5c717fcc77e0ed5c7604013edde40fa6f8cea310728a8d88b3b14ed7f

136 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The file is a PDF containing embedded JavaScript, indicated by multiple heuristic firings. ClamAV detections confirm its malicious nature, identifying it as Win.Trojan.Agent-36166. The embedded JavaScript is likely responsible for exploiting a PDF vulnerability to execute malicious code, potentially leading to further compromise.

Heuristics 4

ClamAV: Win.Trojan.Agent-36166 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Win.Trojan.Agent-36166
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_obj0007_000.js` `05b57992770fa5ae88b59160dc19fe0c277e281faf69da340591d2fc3f7376d4`	pdf-javascript-stream	PDF /JS object 7 at offset 0x1A5	74552 bytes
Detection ClamAV: Win.Trojan.Agent-36166 Obfuscation or payload: unlikely

Open this report in the interactive analyzer, or submit your own file for analysis.