Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 cebeb1a716bfe5c2…

MALICIOUS

RTF / .DOC

17.3 KB
MD5: 3f2eb504830b051db2c0db1eab4e9da6 SHA-1: d9687c3c77581840ef67971b6976a004b1b37f15 SHA-256: cebeb1a716bfe5c2ff15b970229c1e875006c3ebc5106e1dda701e06220dd47c
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 object. This strongly suggests a malicious intent to exploit OLE object activation for payload delivery. While no specific family is identifiable, the technique is common for initial access. No scripts were extracted, limiting further analysis of the payload.

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_off00000c2a.bin
adeb07995af8d548cdca13878169e5ee6206ade86052696ccb7dfe1965b3c0e3
rtf-objdata-decoded RTF \objdata at offset 0xC2A 1876 bytes