Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 392d7bcf68faa795…

MALICIOUS

RTF / .DOC

213.7 KB
MD5: 881efd16fee3c2c8eae19c605b8a21e0 SHA-1: 8d47f2bdf35fedcf73f1c2e1477bfd79c5ee6016 SHA-256: 392d7bcf68faa7951cd6c8d41f93b8d80dbfc006195a8951c824d1cfc3606098
60 Risk Score

Malware Insights

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

The RTF document contains OLE object data and an \objupdate directive, indicating an attempt to embed and activate an OLE object. This is a common technique for delivering malicious payloads. No scripts were extracted, and the document body was unreadable, limiting further analysis of the specific lure. The embedded OLE object data is listed as an IOC.

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_off00000ed7.bin
2cab13bf6904e9c59a614c0f484e2f6aade63707a386a99a702a94635322a1e0
rtf-objdata-decoded RTF \objdata at offset 0xED7 2108 bytes