Malicious RTF — malware analysis report

Static analysis result for SHA-256 404a3905cc9c5707…

MALICIOUS

RTF

389.4 KB Created: 2019-10-07 21:04:00 First seen: 2020-05-14
MD5: fa68af2c787551daf613175e8e7768d4 SHA-1: 2e887962e812864b0a16f4ca0a40b7769da72357 SHA-256: 404a3905cc9c5707e5f47859dce2c2e16d19d369c92cd2af1b020284e5df0970
102 Risk Score

Heuristics 4

  • Reference to Windows Script Host high SC_STR_WSCRIPT
    Reference to Windows Script Host
  • \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 URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab In RTF body
    • http://schemas.microsoft.com/office/word/2003/wordmlIn RTF body

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off000038d1.bin rtf-objdata-decoded RTF \objdata at offset 0x38D1 42110 bytes
SHA-256: 63f102236dd62fa794f123182f96a7746ae0b57a0bf0d9f362e33715a4c8dcf9

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