Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 6de0bccb82b612d4…

MALICIOUS

RTF / .DOC

330.2 KB First seen: 2024-05-22
MD5: 06f4b0c54a00ba23b3f8fdbd87589b11 SHA-1: 000f183198440b3a3f43e2321aee7b068b8a30c4 SHA-256: 6de0bccb82b612d4cbbaf0eecff25828665f68f8e4d284021e9b3a6cfe714673
120 Risk Score

Malware Insights

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

The RTF document contains OLE object data and is configured to automatically update and activate OLE objects, indicating an attempt to execute embedded content. The document body provides a lure related to financial audits, instructing the user to 'enable editing', a common tactic to bypass macro security. This suggests the file is designed to download and execute a secondary payload.

Heuristics 4

  • Automatically linked OLE object high RTF_OBJAUTLINK
    RTF contains \objautlink — an automatically linked OLE object surface that can be updated or activated when Word opens the document.
  • \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
  • Macro/content-enable lure medium SE_ENABLE_LURE
    Document instructs the user to enable macros or editing — a common technique used by malware droppers to bypass Office macro security settings

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00016b4d.bin
e5fd468f2b916bba7f081858d04ae8ffee760f664062e0c669a3664441df29e8
rtf-objdata-decoded RTF \objdata at offset 0x16B4D 1598 bytes