Malicious PDF / .SWA — malware analysis report

Static analysis result for SHA-256 5162f3fa0a63bede…

MALICIOUS

PDF / .SWA

7.8 KB Created: 2010-09-21 20:42:51 Authoring application: Doxifajahigjobe (via a0c45Tomawaliuepizi)
MD5: 030c2a2b614e42ca82d111437f47a273 SHA-1: d90ff1afeca0c3fcf96ecbb089044c548dc0e0e7 SHA-256: 5162f3fa0a63bede16d1036a10a711b73b6b983b64c2cc20fcc96a73090c88f0
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 JavaScript/JScript

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ClamAV detection for 'Heuristics.PDF.ObfuscatedNameObject' further suggests malicious intent. The embedded JavaScript stream is likely responsible for exploiting a vulnerability within the PDF reader to execute arbitrary code, though the specific payload or exploit mechanism cannot be determined from the provided evidence.

Heuristics 3

  • ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
  • 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_obj0011_000.js
9106999da8553f6c6b05a4ae46a0e61bbc3c0afca5556084b61a1c3623a2a08e		 pdf-javascript-stream PDF /JS object 11 at offset 0x133F 3122 bytes

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