Malicious PDF — malware analysis report

Static analysis result for SHA-256 21053ae0db020efc…

MALICIOUS

PDF

6.6 KB Authoring application: Tisilarehaue (via e95e0Tibedegabala)
MD5: aeffc3a28b743cc31478289430adc772 SHA-1: 048ed178123217ab556948d5e6858d10f69f7b5a SHA-256: 21053ae0db020efc1a35bc670fa92f05e8fa48e051ac5d9c16c2663e4835ae46
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The critical ClamAV detection and the presence of embedded JavaScript strongly indicate malicious intent. The JavaScript action, likely responsible for the exploit, is a key indicator. While the exact payload is not clear from the provided data, the overall pattern suggests an exploit delivery mechanism.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36142 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36142
  • 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.

FilenameKindSourceSize
javascript_obj0010_000.js
d4dce4f95f7146e3b127d68edf45ceb045483a205d9e9a2a53d6e6b80d83b663
pdf-javascript-stream PDF /JS object 10 at offset 0x1230 1728 bytes