PDF malware analysis — malicious · 3584901ae8a67581

MALICIOUS

PDF

7.4 KB Created: 2010-09-16 18:55:19 Authoring application: Tolhipezorojpagiwaqo (via 28c96Seueganadazaqeav)

MD5: 7c448b1583519646a81db72ed9752d04 SHA-1: 100b707da3cb8a58620dcd9fbe2625952498f3af SHA-256: 3584901ae8a675819e3f2a90f07a4eaa963d304b7f8cbbd1d0365c220cb1d0e2

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1566.001 Spearphishing Attachment T1027 Obfuscated Files or Information

The PDF file exhibits characteristics of malicious intent, specifically through the presence of obfuscated JavaScript. The ClamAV heuristic 'Heuristics.PDF.ObfuscatedNameObject' strongly suggests malware. The embedded JavaScript, though truncated, is likely responsible for executing a malicious payload, contributing to the overall attack pattern of delivering and running harmful code. The obfuscation itself is a technique to evade detection.

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` `e2d41866c9fb013feb60cefe8b41892c7277decb0774febb940ce493b1221654`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1387	2332 bytes

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