Office (OLE) malware analysis — malicious · 82f7bcf3d1936e74

MALICIOUS

Office (OLE)

45.0 KB Created: 2008-08-26 17:44:00 Authoring application: Microsoft Word 11.5.0

MD5: dacd1d23e53cb6c2da0d21e25b16be81 SHA-1: c8d0937cb7a05ab6cfffac2123d56724deb22c0a SHA-256: 82f7bcf3d1936e74534b341b858aa0a852f22b734014eb9bdc60c6916073ba56

180 Risk Score

Malware Insights

MITRE ATT&CK

T1059.005 Visual Basic for Applications

The file is a Microsoft Word document containing VBA macros, specifically a Document_Open macro. This macro is likely designed to execute malicious code upon opening the document, aiming to compromise the user's system. The ClamAV detection 'Doc.Trojan.Thus-10' further confirms its malicious nature. No specific IOCs like URLs or hashes were extracted from the provided evidence.

Heuristics 4

ClamAV: Doc.Trojan.Thus-10 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Doc.Trojan.Thus-10
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` `fa78ec2d4e30dcebbfb60ac4999cfa0be2d50bd4f7b9a22224258ee898a980a1`	vba-macro	oletools.olevba.extract_macros (decoded VBA source)	2347 bytes
Detection ClamAV: Doc.Trojan.Thus-10 Obfuscation or payload: unlikely

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