RTF malware analysis — malicious · 6736350aac851b06

MALICIOUS

RTF

105.4 KB First seen: 2020-05-14

MD5: 252418d72543a70b91c24cb18521634f SHA-1: 61d5abd19ae3c91ab5c1eaa91154d47fc09bfd73 SHA-256: 6736350aac851b06c8035b1d3280e71c8f0248ed05dcba7bf821d1d913503c00

100 Risk Score

Heuristics 4

\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
Embedded OLE object medium RTF_OBJEMB

RTF contains \objemb — embedded OLE object
Suspicious extracted artifact medium EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`objdata_00_off00000491.bin`	rtf-objdata-decoded	RTF \objdata at offset 0x491	33234 bytes
SHA-256: `c90415f1f5876264446afd249963cb0535d0ba9e7324adfe0750d9733c9dc857`
Detection ClamAV: No threats found Obfuscation or payload: likely Static shellcode analysis found candidate code region(s). Indicators: SC_GETPC_CALL

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