Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 daadfaaba831da82…

MALICIOUS

RTF / .DOC

9.4 KB
MD5: d6d8fc682dba26a3017818afc4fd808a SHA-1: 5e1a403fd55f96d5414028e1f93a9ee6114582fb SHA-256: daadfaaba831da82cf3ae1809bd529ab2694989e3a4afd0f0c0292a5b4a18720
60 Risk Score

Malware Insights

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

The RTF document contains OLE object data and an \objupdate directive, indicating it's designed to activate embedded objects. This strongly suggests a malicious intent to exploit OLE vulnerabilities or deliver a payload upon user interaction. While no specific family is identifiable, the technique points towards a downloader or exploit delivery mechanism. 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_off00001209.bin
4e122f5d7114f64ee9d202b636da6d1cf3286c3cf1ba22055ddd53667064b75d
rtf-objdata-decoded RTF \objdata at offset 0x1209 1592 bytes