Malicious PDF — malware analysis report

Static analysis result for SHA-256 95178c0646937925…

MALICIOUS

PDF

627 B
MD5: 503a30e3d16dc45cbfbb41901b0ac8fa SHA-1: 59acc485179da33f523238a0635c10a04bd412ab SHA-256: 95178c0646937925cf5ff935c32ffe834ad1e4d2ebcb506b3c791dd95e95544c
78 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution: Malicious File T1059.003 Command and Scripting Interpreter: Windows Command Shell

The PDF file contains a malicious URI that leverages a command interpreter path to attempt execution of calc.exe. This is a common technique for initial execution of arbitrary commands within a document. The ML classifier strongly indicates malicious intent, and the specific URI points to a command execution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9997

Heuristics 2

  • PDF URI references command interpreter path high PDF_DANGEROUS_URI_COMMAND
    PDF contains a /URI action whose target uses a mailto/path traversal shape and references a command interpreter or scripting host. This is not a normal web link and matches legacy PDF command execution/dropper lures.
  • External URI low PDF_URI
    PDF contains an external URL action

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