Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 bcde5526481770c7…

MALICIOUS

RTF / .DOC

23.9 KB
MD5: bc3889be51e505ddd6c6e393f29d55f6 SHA-1: 8e2d47e6b2df990c6f5b44274090517417db2aa6 SHA-256: bcde5526481770c7e19f3077b14396497bc21e751c509e0f9d4374f424b5e69a
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The file is an RTF document containing OLE object data and an objupdate directive, indicating it's designed to embed and activate external content. The heuristics suggest a malicious OLE object is present, likely intended to exploit user interaction for payload delivery. No document body or script content was available for further analysis, limiting the ability to determine the exact payload or family.

Heuristics 2

  • \objupdate forces OLE activation high RTF_OBJUPDATE
    RTF contains \objupdate — forces automatic OLE object instantiation when the document is opened, bypassing user interaction. Almost exclusively seen in Equation Editor exploit documents.
  • OLE object data medium RTF_OBJDATA
    RTF contains 2 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00001982.bin
e323d02a32f1480089cba163edb0a6a81258c10486f120dc84c16dad96ab7bc5
rtf-objdata-decoded RTF \objdata at offset 0x1982 1984 bytes