Office (OLE) / .DOC malware analysis — malicious · 32101fba10d54afe

MALICIOUS

Office (OLE) / .DOC

44.5 KB Created: 2010-06-02 14:03:00 Authoring application: Microsoft Word 11.5.5

MD5: 244445742bf2e24f4dffca521682e8e7 SHA-1: 5a4749bbabc9ea4620ad0e46a08b0d73297ffa89 SHA-256: 32101fba10d54afe4228e1169c5f8d4a80021735f887e398ffa2749bf2fb51a0

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 content discusses geothermal energy, likely as a lure to engage the user. The presence of the Document_Open macro and the ClamAV detection strongly suggest malicious intent, likely to download and execute a second-stage payload.

Heuristics 4

ClamAV: Doc.Trojan.Thus-8 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Doc.Trojan.Thus-8
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` `f4fa7e7cd604b9c2b394c12e4f35410dae965f949e3208137e6b06c1923cf358`	vba-macro	oletools.olevba.extract_macros (decoded VBA source)	2393 bytes
Detection ClamAV: Doc.Trojan.Thus-8 Obfuscation or payload: unlikely

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