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

Static analysis result for SHA-256 46a11a3b520a234a…

MALICIOUS

Office (OLE) / .DOC

64.0 KB Created: 2002-01-31 17:59:00 Authoring application: Microsoft Word 9.0
MD5: 079275bdaf0058642f3b062b3aef4de3 SHA-1: 0fe4a31077176828ec545b7ca3c5e92ea59a7352 SHA-256: 46a11a3b520a234a4408010d57a0bd28589526f3248e16fc71ccf4cf8db31595
448 Risk Score

Heuristics 11

  • Shell() call in VBA critical OLE_VBA_SHELL
    Shell() call in VBA
  • WScript.Shell usage critical OLE_VBA_WSCRIPT
    WScript.Shell usage
  • ClamAV: Doc.Dropper.HexEncodedEXEHeader-9789587-1 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Doc.Dropper.HexEncodedEXEHeader-9789587-1
  • Reference to Windows Script Host high SC_STR_WSCRIPT
    Reference to Windows Script Host
  • AutoOpen macro high OLE_VBA_AUTOOPEN
    AutoOpen macro
  • CreateObject call high OLE_VBA_CREATEOBJ
    CreateObject call
  • VBA p-code auto-exec with execution tokens high OLE_VBA_PCODE_AUTOEXEC_EXEC
    Compiled VBA/cache stream contains an auto-execution token together with shell/download/object-execution tokens. This catches p-code-only or source-extraction-failure macro documents where visible source is unavailable.
  • Clipboard command execution lure high SE_CLIPBOARD_COMMAND_LURE
    Document tells the user to copy or paste clipboard content into Run, PowerShell, cmd, or another shell-like execution context
  • Suspicious extracted artifact high EXTRACTED_FILE_STATIC_TRIAGE
    One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
  • VBA macros detected medium OLE_VBA_MACROS
    Document contains VBA macro code
  • Environ() call (env variable access) low OLE_VBA_ENVIRON
    Environ() call (env variable access)

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
macros.bas
3139147f659c38439155484c647bc0bdf5a3e6f170f268a1e3c4403abeea0030		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 15822 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 shell/COM execution token(s). Carved artifact contains 15 long base64-like blob(s). Carved macro source contains an auto-exec entry point and execution/download terms.

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