RTF malware analysis — malicious · ed8e464b52a9d624

MALICIOUS

RTF

442.4 KB First seen: 2024-06-20

MD5: 5b235feb1c1b78d5277c93bd7b0c2e6e SHA-1: 5e9bebe9b3c3b44f03eb12c9484f7e3f5749c687 SHA-256: ed8e464b52a9d62400ba9b9e39fa37555e4b0db548487f56a5ea89b7bdcf9648

80 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 file contains OLE object data and an \objupdate directive, indicating it's designed to activate embedded objects. The heuristic 'SE_ENABLE_LURE' confirms the document instructs the user to enable editing, a typical social engineering tactic to bypass security measures and execute malicious content.

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_off00018fe0.bin` `828850ac9ec6f79431f5aa83b12433d8471200702ff0fa0c0566e9de563669f7`	rtf-objdata-decoded	RTF \objdata at offset 0x18FE0	1587 bytes

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