PDF / .SWA malware analysis — malicious · a431e3cfdc398599

MALICIOUS

PDF / .SWA

7.2 KB Authoring application: Bofatezozinefaxfa (via fdecbVogewojixariuawi)

MD5: 9167443363bef94d2ecb1af9ec5aefa1 SHA-1: e72d0a14023e8f7e7b9eee0d0932594d3bd11430 SHA-256: a431e3cfdc398599f4429e9f5c16bc1036b9448e35ef04bdb502f3df69392bcd

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 JavaScript/JScript

The file is a PDF containing embedded JavaScript, as indicated by multiple heuristic firings and the presence of a JavaScript stream. The ClamAV detection 'Heuristics.PDF.ObfuscatedNameObject' further suggests malicious intent. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to execute arbitrary code, though its specific actions cannot be determined due to obfuscation. The document body itself is heavily obfuscated and does not provide clear textual lures.

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` `ca838ab153ea9de4fff1e74bdd0848fd720f71bc6fbee4425be234136cd19b41`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1349	2325 bytes

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