RTF malware analysis — malicious · feab33ebc73429af

MALICIOUS

RTF

15.0 KB

MD5: 659acf5874cb40ef6b00344a4db78b66 SHA-1: dcf1556fd98118fa7aa1b72f61e48a551fa61dc0 SHA-256: feab33ebc73429af6c8ccc0cd54d60919f070117757ca50a6428ade4d64e26da

100 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell T1204.002 Malicious File

The RTF document contains OLE object data that is automatically linked and updated, indicating an attempt to exploit OLE activation for malicious purposes. The heuristics suggest that the embedded OLE objects are designed to be activated, likely to download and execute a secondary payload. No specific family could be identified, and no URLs or scripts were extracted to further detail the attack.

Heuristics 3

Automatically linked OLE object high RTF_OBJAUTLINK

RTF contains \objautlink — an automatically linked OLE object surface that can be updated or activated when Word opens the document.
\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 2 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`objdata_00_off00001b35.bin` `7d8ba5e067776428cda8c9d8ddf6dbe3e09ce30a0c7e22977e985e523ba3973f`	rtf-objdata-decoded	RTF \objdata at offset 0x1B35	1702 bytes

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