Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 284886549fb09d3b…

MALICIOUS

Office (OLE)

39.0 KB First seen: 2019-12-09
MD5: c15c4f776039f1b80a003c9658bb615b SHA-1: cf930979e3c4e614f4599dab6e77ff420e850beb SHA-256: 284886549fb09d3b2f42a882255ba3d0cc981971e5ea7cf4bb2611bab68ab205
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-7418749-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Doc.Dropper.Agent-7418749-0
  • 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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