RTF malware analysis — malicious · 5e600fe75b6bd441

MALICIOUS

RTF

9.7 KB Authoring application: Riched20 6.2.9200 First seen: 2015-09-30

MD5: a3100734f53603c1d89231144f56f907 SHA-1: 65295d7d96ff8a62677fc60705d2e03ab376b96e SHA-256: 5e600fe75b6bd4414247a7e28ec26a422d02fc42a1f89eaa1582ec3ca83b53f3

220 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution

The RTF file contains OLE object data and triggers a critical heuristic for CVE-2012-0158, indicating exploitation of a vulnerability in MSCOMCTL.ListView. This suggests the file is designed to execute arbitrary code on a vulnerable system. ClamAV detections further confirm its malicious nature.

Heuristics 5

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.
ClamAV: Win.Trojan.MSShellcode-6360729-4 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Win.Trojan.MSShellcode-6360729-4
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
OlePres presentation stream in RTF OLE object medium RTF_OLEPRES_STREAM

RTF contains an embedded OLE object with an OlePres presentation stream. OlePres is an OLE presentation marker and is not enough on its own to identify CVE-2025-21298.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`objdata_00_off0000011a.bin`	rtf-objdata-decoded	RTF \objdata at offset 0x11A	4667 bytes
SHA-256: `9c1e8280345ebda1e3ce449b9a93f404ab5fd46f44d180cd18956f200e1a2669`
Detection ClamAV: Win.Trojan.MSShellcode-6360729-4 Obfuscation or payload: unlikely

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