Office (OLE) malware analysis — malicious · 8536069c6b6e6c33

MALICIOUS

Office (OLE)

64.0 KB Created: 2008-02-20 22:13:00 Authoring application: Microsoft Word 11.0

MD5: 04e85625f1db1d2c3dfb1e8998006476 SHA-1: fd19fe83ad51e2997b0c8a9cf5fa4bed02281210 SHA-256: 8536069c6b6e6c33c05f85cdd15f8ea76a23f88e183fca7ace3c3ae8697030df

180 Risk Score

Malware Insights

MITRE ATT&CK

T1059.005 Visual Basic for Applications T1566.001 Spearphishing Attachment

The file contains VBA macros, specifically a Document_Open macro, which is a strong indicator of malicious intent. The document body is crafted to appear as a press release for a film festival, a common social engineering tactic to trick users into enabling macros. The ClamAV detection 'Doc.Trojan.Thus-8' further confirms its malicious nature. The primary function of the macro appears to be downloading and executing a secondary payload, though the exact mechanism is not fully detailed in the provided heuristics.

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` `148463b71af2433c061c528c6bb7ae214dfa6ef6dc4d157d2709c1351df19400`	vba-macro	oletools.olevba.extract_macros (decoded VBA source)	2349 bytes
Detection ClamAV: Doc.Trojan.Thus-8 Obfuscation or payload: unlikely

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