Office (OLE) / .DOC malware analysis — malicious · f2b01ae3ac8eeb94

MALICIOUS

Office (OLE) / .DOC

62.5 KB Created: 2010-03-18 21:40:00 Authoring application: Microsoft Word 11.5.3

MD5: 95c6afa93d6a2f5ea02234064e14a127 SHA-1: fab0e3418635e88926e56a51e6b6221ccde63c6c SHA-256: f2b01ae3ac8eeb94c5c77977a4bebad8614af6d13c7ab3740572c72ff80f48d8

180 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.005 Visual Basic

The file is a Microsoft Word document containing VBA macros, specifically a Document_Open macro, which is a common delivery mechanism for malware. The document body presents itself as a home reading log, a social engineering lure to encourage user interaction. While no specific malicious script content was provided, the presence of a Document_Open macro and the ClamAV detections indicate malicious intent, likely to download and execute a secondary payload.

Heuristics 4

ClamAV: Doc.Trojan.Marker-40 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Doc.Trojan.Marker-40
ClamAV detection on extracted artifact critical EXTRACTED_FILE_CLAMAV

ClamAV flagged at least one file extracted from inside this sample. Even when the wrapping document carries no AV detection of its own, a hit on the carved artifact is a strong indicator the sample is a delivery vehicle.
Document_Open macro high OLE_VBA_DOCOPEN

Document_Open macro
VBA macros detected medium OLE_VBA_MACROS

Document contains VBA macro code

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`macros.bas` `9537b470e4200c2925a3522f2a5b4c2d82050f57063017535e620dc9586bc884`	vba-macro	oletools.olevba.extract_macros (decoded VBA source)	4296 bytes
Detection ClamAV: Doc.Trojan.Marker-2 Obfuscation or payload: unlikely

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