PDF malware analysis — malicious · 1e094928f9245c84

MALICIOUS

PDF

7.7 KB Created: 2010-09-20 19:11:33 Authoring application: Zohevileha mobi (via f2812Hasaubvarede)

MD5: 18a0fc57996043752700ee7232b5f1b3 SHA-1: 23bec7e52c5eadacb166f11e5fafcb67096cca9d SHA-256: 1e094928f9245c84d6d50afb0ac495957458bb3a88bb23b6dc0694e2122b7457

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1559.001 Component Object Model Hijacking

The file is a PDF containing obfuscated JavaScript, as indicated by multiple heuristic firings including ClamAV's detection of an obfuscated name object. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to execute malicious code. The presence of JavaScript actions and embedded JS streams points to an attempt to compromise the user's system.

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.

Filename	Kind	Source	Size
`javascript_obj0011_000.js` `cda7f0467bc26f230d71f8f8b7443f40694fba382281f6c57d0de4e979de7f19`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1355	3160 bytes

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