Malicious RTF — malware analysis report

Static analysis result for SHA-256 aa9782dcf2d3143a…

MALICIOUS

RTF

84.5 KB First seen: 2015-09-17
MD5: 5409789c992505b48b3e939c2df559a0 SHA-1: 2cd24bb2b08ddc895dccace715bb9eaa072068a4 SHA-256: aa9782dcf2d3143a31ff7264dbfae21f44c236f09322c14f8831e191bfa6468d
60 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is an RTF document that contains OLE object data. Heuristics indicate a high-severity finding for CVE-2012-0158, related to the MSCOMCTL.ListView control. This suggests the document is designed to exploit this vulnerability for client-side code execution.

Heuristics 2

  • MSCOMCTL.ListView — CVE-2012-0158 high CVE related CVE_2012_0158
    RTF \objdata decodes to OLE data containing the MSCOMCTL.ListView — CVE-2012-0158 CLSID — the vulnerable control/moniker is embedded directly in the document's object stream, the delivery shape of this exploit. RTF objects auto-render when Word opens the file.
  • 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.

FilenameKindSourceSize
objdata_00_off0000259e.bin rtf-objdata-decoded RTF \objdata at offset 0x259E 4590 bytes
SHA-256: b39f5adc48d130329286d16d2c26cf52083401a3ad1b12e7b24bd440494f05b6

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