Office (OLE) malware analysis — malicious · 47cb16c1f1e45082

MALICIOUS

Office (OLE)

108.5 KB Created: 2002-06-12 08:31:10 Authoring application: Microsoft Excel

MD5: 79325180fbebe68056946658bed50481 SHA-1: ecc917ec9944c9ce1eeac372fc3f3d6548e42c52 SHA-256: 47cb16c1f1e450828e2d2d69af94ea4188d45e04de401850403168ee66243393

180 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.005 Visual Basic

The file is identified as malicious by ClamAV with the signature Xls.Trojan.Divi-2. Static analysis detected a Workbook_Open VBA macro, indicating that malicious code will execute automatically when the document is opened. The macro source is 5272 bytes, suggesting a complex payload. The document body contains what appears to be a corrupted or obfuscated string that may be part of the macro's execution.

Heuristics 4

ClamAV: Xls.Trojan.Divi-2 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Xls.Trojan.Divi-2
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.
Workbook_Open macro high OLE_VBA_WBOPEN

Workbook_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` `2b4f8c88038a9a848d5cf6aa459278a584469f94a6329a2d0cdd2727261a420d`	vba-macro	oletools.olevba.extract_macros (decoded VBA source)	5272 bytes
Detection ClamAV: Xls.Trojan.Divi-2 Obfuscation or payload: unlikely

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