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

Static analysis result for SHA-256 7cb894a352d1e90b…

MALICIOUS

Office (OLE) / .XLS

67.5 KB Created: 2006-09-16 00:00:00 Authoring application: Microsoft Excel
MD5: 1cd578e79118956bc4d72c0d969f746e SHA-1: 7d643867034b226cfe0dbb42c39294ed5a720532 SHA-256: 7cb894a352d1e90bbb3ac2dd59702ce72051737b020f17c81a6936953833e975
60 Risk Score

Malware Insights

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

The sample is an Excel 4.0 (XLM) macro sheet that contains a lure to enable macros by impersonating a document signing service. This is a common technique for malware droppers. The document body contains several URLs that are likely used to download a second-stage payload. No scripts were extracted from this sample.

Heuristics 3

  • Excel 4.0 (XLM) macro sheet present medium OLE_XLM_AUTOOPEN
    Workbook contains an Excel 4.0 macro sheet sub-stream — XLM is rarely seen in modern legitimate workbooks and was a major Office malware vector during 2020-2022.
  • Macro/content-enable lure medium SE_ENABLE_LURE
    Document instructs the user to enable macros or editing — a common technique used by malware droppers to bypass Office macro security settings
  • Document signing service impersonation lure medium SE_DOCUSIGN_LURE
    Document impersonates DocuSign, Adobe Sign, or a similar signing service in a signing-request context

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