RTF malware analysis — malicious · c9dc1fecc1a30ceb

MALICIOUS

RTF

78.5 KB Authoring application: Msftedit 5.41.21.2510 First seen: 2015-09-18

MD5: 2faaca9640508c88d49058e9d8607ae0 SHA-1: ccde66718f926fcba45f312dc160d0ccd2c90fd8 SHA-256: c9dc1fecc1a30cebfbca4b5bb88a26a5bbccd99d97e63252b0189c3f53a87391

120 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The RTF file contains multiple OLE objects, with a high-confidence heuristic identifying an exploit for CVE-2012-0158 targeting MSCOMCTL.ListView. This indicates the file is designed to exploit a known vulnerability for client-side execution. The embedded OLE object likely serves as a dropper for a secondary payload.

Heuristics 4

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.
Package object class high RTF_OBJCLASS_PACKAGE

OLE Package object — can wrap arbitrary files
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 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`objdata_00_off000000a8.bin`	rtf-objdata-decoded	RTF \objdata at offset 0xA8	33317 bytes
SHA-256: `525ae8894db6e49778c3988f0929b662b76a5a1aa4cc778dd1a34e24a6f68044`
`objdata_01_off00011492.bin`	rtf-objdata-decoded	RTF \objdata at offset 0x11492	4502 bytes
SHA-256: `76c57a11bc2b321fcfad293dff7dbd881be2786d0159290e48ba17f46486d9dc`
`objdata_02_off000115f5.bin`	rtf-objdata-decoded	RTF \objdata at offset 0x115F5	4371 bytes
SHA-256: `163577a7d1c90f0c9bcb5630143703f4b062dc8719f51a8a0b2cacfef0708744`

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