RTF malware analysis — malicious · 42ca985c41cadddb

MALICIOUS

RTF

3.5 KB First seen: 2023-10-24

MD5: f0cf2b01858e7b3f391b420e16861870 SHA-1: 6f5d7c0a4631be3bd4b11647fa8d0a8f732fbbad SHA-256: 42ca985c41cadddbac89ac8c1df79c42541e195afb4fad7aedfb6379161252ea

60 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious File

The RTF file contains OLE object data and an \objupdate directive, indicating an attempt to exploit a vulnerability associated with embedded OLE objects. This technique is commonly used to deliver secondary payloads, such as malware downloaders or exploit kits. The specific exploit targeted is not 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_off00000094.bin` `b95e818df90f7ff3b7b9d817bdf7fbada246b5ca8d5d81af116977b607b88e7c`	rtf-objdata-decoded	RTF \objdata at offset 0x94	1694 bytes

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