Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 23234ec826470fce…

MALICIOUS

RTF / .DOC

109.4 KB
MD5: d811656da0b305d188ff88875e396173 SHA-1: 951567e9fc8589f28fc2d045c2872351e8b6bd47 SHA-256: 23234ec826470fce03dd7e028ded7270e0177d56f0e746744cf05ec5dec8ed21
60 Risk Score

Malware Insights

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

The RTF document contains OLE object data and uses \objupdate to force activation, indicating an attempt to exploit embedded objects. This mechanism is commonly used to download and execute secondary payloads. No specific family could be identified, but the technique suggests a downloader or dropper.

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 1 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00001380.bin
3f49a70d918a8b1b6aa4998cfdc3654bbdaf8c87bb2a3590cc7319528de64372
rtf-objdata-decoded RTF \objdata at offset 0x1380 4169 bytes