Office (OLE) malware analysis — malicious · bb601f393b523274

MALICIOUS

Office (OLE)

69.0 KB Created: 2009-07-08 20:19:00 Authoring application: Microsoft Word 11.0

MD5: 891375bb54a34d0761a69f461a93ec23 SHA-1: ecb1920ad35def7ebcc00626159132ec1988c5e8 SHA-256: bb601f393b5232749c9a94a8a2251f6e9650fd2f3cc4c619d71f7faead546770

100 Risk Score

Malware Insights

MITRE ATT&CK

T1059.005 Visual Basic T1566.001 Spearphishing Attachment

The file is an OLE document containing VBA macros, with high-severity firings for both OLE_VBA_MACROS and OLE_VBA_AUTOOPEN. The presence of AutoOpen and AutoClose macros indicates an attempt to automatically execute code when the document is opened or closed. The macros are likely designed to download and execute a secondary payload, a common technique for initial access and further system compromise. No specific family could be identified from the available evidence.

Heuristics 3

AutoOpen macro high OLE_VBA_AUTOOPEN

AutoOpen macro
Auto_Close macro high OLE_VBA_AUTOCLOSE

Auto_Close 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` `8dfd95711449b9ec1142651e34f49df7d7852628481a3a3e01f0b8829769dc39`	vba-macro	oletools.olevba.extract_macros (decoded VBA source)	10280 bytes

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