RTF malware analysis — malicious · 349f26c6779919a0

MALICIOUS

RTF

3.0 KB First seen: 2022-11-23

MD5: 0607f8cb8a8775d3b564f7481a391272 SHA-1: 579d74528dddcd11133f8622fa748a08211b1bc8 SHA-256: 349f26c6779919a00267baa7503f4451d613b27163a144755ec0ece693e15ab3

60 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious File

The RTF file contains embedded OLE object data and uses an \objupdate directive, indicating an attempt to exploit vulnerabilities related to OLE object activation. This suggests a malicious document designed to leverage embedded objects for arbitrary code execution upon opening. No specific family is identifiable from the provided heuristics.

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.

Filename	Kind	Source	Size
`objdata_00_off00000076.bin` `9a9d0d881e80601c612b8b16783e2c3b4f50e3c6e5f6a2c119958f696e6a5218`	rtf-objdata-decoded	RTF \objdata at offset 0x76	1449 bytes

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