PDF malware analysis — malicious · 73409fef0cacfefb

MALICIOUS

PDF

3.8 KB Authoring application: sli

MD5: 174b0d08c958cb870a9f6746d242e635 SHA-1: c5b5e20c8cb8ad0e6abd5b8672dd50fef76dbe0b SHA-256: 73409fef0cacfefb96e1dcadc22f24b97acba2143aedc4d81c95470b91d18732

106 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution T1059.007 JavaScript

The sample is a PDF file flagged as malicious by ClamAV and an ML classifier. Heuristics indicate the presence of JavaScript actions and embedded JS streams, suggesting an attempt to exploit a PDF vulnerability. The ML classifier's high confidence score further supports the malicious nature of the file, likely involving the execution of a dropped payload.

Machine Learning

Nyx PDF Classifier malicious score 0.9999

Heuristics 3

ClamAV: Pdf.Exploit.Dropped-91 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Dropped-91
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.

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