RTF malware analysis — malicious · 33046dea626595f2

MALICIOUS

RTF

516.9 KB First seen: 2024-06-14

MD5: 40d18ab9b48c16d917ab69e101fa45eb SHA-1: 3cad9461b878d8dac689201010539ac88b25616c SHA-256: 33046dea626595f2473070279af119a969c0d00495bc0a6472f29630f0764fca

80 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious Link T1566.001 Spearphishing Attachment

The RTF file contains OLE object data and an \objupdate directive, indicating it's designed to activate embedded objects. The document body provides a lure, instructing the user to 'Enable editing' and implying a need to view sensitive financial information, which is a common tactic for macro-enabled malware droppers. No specific IOCs were extracted beyond the file itself.

Heuristics 3

\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.

Filename	Kind	Source	Size
`objdata_00_off00015d4c.bin` `08a4588727eb6d7fb68180f54c9bac6e7154cfeb385caf71f1b15d6ced505286`	rtf-objdata-decoded	RTF \objdata at offset 0x15D4C	1938 bytes

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