Malicious Office (OLE) / .VIR — malware analysis report

Static analysis result for SHA-256 7e973c3a95e97e3d…

MALICIOUS

Office (OLE) / .VIR

100.5 KB Created: 2010-06-14 18:25:00 Authoring application: Microsoft Word 8.0
MD5: bee1ec9fbf1d679593abc8b136f016be SHA-1: 2e525aade150835a1be719857aa6bc7d6079e4f7 SHA-256: 7e973c3a95e97e3d1381831828686ff623cf9df0784577da31d14b9075d4da8a
160 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic T1059.001 PowerShell T1204.002 Malicious File

The sample is an Office document containing a significant amount of VBA macro code. Heuristics indicate the presence of `CreateProcess` and `Shell()` calls, strongly suggesting the macros are designed to execute external commands or download and run additional malicious content. The document body content appears to be template-related metadata, offering no direct insight into the lure, but the macro activity is highly suspicious. No specific family could be identified.

Heuristics 4

  • Shell() call in VBA critical OLE_VBA_SHELL
    Shell() call in VBA
  • Reference to CreateProcess API high SC_STR_CREATEPROCESS
    Reference to CreateProcess API
  • CreateObject call high OLE_VBA_CREATEOBJ
    CreateObject call
  • VBA macros detected medium OLE_VBA_MACROS
    Document contains VBA macro code

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
macros.bas
f4cb392f89d52d6408a4f39e578314a3342eafd1e8a9b18045047daa255d7404		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 116464 bytes

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