PDF malware analysis — malicious · a6a16046ba59e33e

MALICIOUS

PDF

7.1 KB Authoring application: Wezolokofecpo (via e94beNworeticakebi)

MD5: 4950ec519de63b8a93eba336eb423254 SHA-1: 2b4807425a2c4118f355b276a45852c4cf3dcb81 SHA-256: a6a16046ba59e33ea129d3e5eec1e77de2ba02766c52bc1c5bcb87d1eb98ace6

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1566.001 Spearphishing Attachment T1204.002 Malicious File

The file is a PDF containing obfuscated JavaScript, as indicated by the PDF_JAVASCRIPT and PDF_JS heuristics, and ClamAV detection for obfuscated objects. The embedded JavaScript is likely designed to exploit a vulnerability or download a secondary payload. The SHA256 hash is included as a primary indicator.

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` `437a5d40b54247c17dfb3ac60e39d3ecfad672a269694af1851a077d9726a8d2`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1342	2272 bytes

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