Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 4b95bb2a583713ac…

MALICIOUS

Office (OLE)

40.0 KB First seen: 2019-01-12
MD5: 6915bff64e0c669223910faa66b02e0d SHA-1: 7730d5bb50713379f6fa42ab48d50360d120885a SHA-256: 4b95bb2a583713acb3cfee2996975573f892021a0b4c8880e659bbd569662e64
80 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is an encrypted Office document, which is a common technique to evade static analysis and detection. ClamAV signature 'Doc.Dropper.Agent-7418749-0' strongly suggests this file functions as a dropper, intended to download and execute a secondary malicious payload. The encryption itself is a tactic to obscure the malicious content from initial inspection.

Heuristics 2

  • ClamAV: Doc.Dropper.Agent-6856792-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Doc.Dropper.Agent-6856792-0
  • Office document is password-encrypted medium OFFICE_ENCRYPTED_PACKAGE
    OLE container holds MS-OFFCRYPTO encrypted package (Standard Encryption (Office 2007, AES)).

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