Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 915cca98e14cb346…

MALICIOUS

RTF / .DOC

19.3 KB
MD5: 53e23ebaf0a8f484682f7c31411d9ab9 SHA-1: 8babe9e6b9691486033b2f138f347557653f4330 SHA-256: 915cca98e14cb346b67aae21fd97f476de06802cf3821ca41104c68b1cba8027
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious File T1059.001 PowerShell

The RTF document contains OLE object data and an \objupdate directive, indicating an attempt to exploit a vulnerability within Microsoft Office applications. The heuristics suggest the file is designed to embed and activate OLE objects, a common technique for delivering malicious content. The specific exploit or payload is not directly discernible from the provided RTF content, but the intent is likely to download and execute a secondary stage.

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_off00001a28.bin
94cad8cb12942fed2924dfa6e24f9c469f97d722929d9774a512f693ec8eda2a
rtf-objdata-decoded RTF \objdata at offset 0x1A28 1639 bytes