Win.Trojan.Bertik-1 — Office (OLE) malware analysis

Static analysis result for SHA-256 0bd949597857ed72…

MALICIOUS

Office (OLE)

9.0 KB First seen: 2012-06-14
MD5: 08b2c17c16102aba7c3a9cd482c64001 SHA-1: 8e206e19e875f81bedf81beadb3a7ed738e32ba4 SHA-256: 0bd949597857ed72d21d347e3a72c70feaa66b7b45ac3aada004e71bc224f64a
100 Risk Score

Malware Insights

Win.Trojan.Bertik-1 · confidence 95%

MITRE ATT&CK
T1059.005 Visual Basic

The sample exhibits characteristics of a legacy WordBasic macro virus, specifically identified by the 'RSN MACRO VIRUS' marker and the 'Win.Trojan.Bertik-1' ClamAV detection. The document body contains text that appears to be part of the macro's payload, including references to 'PAYLOAD' and 'AUTOOPEN', indicating an attempt to execute malicious code upon opening.

Heuristics 2

  • ClamAV: Win.Trojan.Bertik-1 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Bertik-1
  • Legacy WordBasic macro-virus markers high OLE_LEGACY_WORDBASIC_MACRO_VIRUS
    OLE Word document contains legacy WordBasic auto-execution macro markers such as AutoOpen plus ToolsMacro/MacroFile/fileMacro/globMacro or named historical macro-virus strings. These old Word 6/95 macro forms are not exposed as a modern VBA project, so normal VBA source extraction can miss them.

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