RTF malware analysis — malicious · bcdb0dc3ce0b3ea0

MALICIOUS

RTF

253.1 KB

MD5: f28773e586fc31cb65d03d675aae03f6 SHA-1: 1d28d691372f455c28c90c8a5eca3edc0a5f02ae SHA-256: bcdb0dc3ce0b3ea09538a9f8c86196f47199e7448b363cd9de10bd3e21d3370a

80 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious File

The RTF file contains embedded OLE objects, with heuristics indicating that \objupdate forces OLE activation. This suggests the document is designed to exploit vulnerabilities associated with OLE object handling to execute arbitrary code. The presence of embedded OLE objects and the activation trigger strongly indicate a malicious intent to deliver a secondary payload.

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 3 \objdata section(s) — embedded OLE objects
Embedded OLE object medium RTF_OBJEMB

RTF contains \objemb — embedded OLE object

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`objdata_00_off000000d1.bin` `3083d44ebf6375ddad1b1ae3859597c4376af96fc7c83ab7e63d3d1473d2b7f2`	rtf-objdata-decoded	RTF \objdata at offset 0xD1	15672 bytes

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