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

Static analysis result for SHA-256 e58bad7a73942a03…

MALICIOUS

Office (OLE) / .EXE

57.0 KB Created: 1998-07-28 06:07:00 Authoring application: Microsoft Word 8.0
MD5: b0adad4153af2395520dd3688f3c9e0b SHA-1: fde835c3faf7a596209eeedafb7c86f5b226546e SHA-256: e58bad7a73942a030ac0c8a5f68158e82d1e3732763be7dc10d30568a057545d
180 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with multiple signatures, including Win.Trojan.Pivis-2 and Doc.Trojan.VMPCK2-4. The presence of an AutoOpen VBA macro indicates that malicious code will execute automatically upon opening the document. The document body suggests a social engineering pretext, presenting the file as a joke program to entice execution.

Heuristics 4

  • ClamAV: Win.Trojan.Pivis-2 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Pivis-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.
  • AutoOpen macro high OLE_VBA_AUTOOPEN
    AutoOpen macro
  • 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
70ce98cbb0131b1136a4f79d544ba2f016e265612bc5bf1abaa7f83bbe053881		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 49363 bytes
Detection
ClamAV: Doc.Trojan.VMPCK2-4
Obfuscation or payload: unlikely

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