Analysis

  • max time kernel
    148s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • submitted
    04/10/2024, 19:33

General

  • Target
    Document-19-29-20.js
  • Size 338KB
  • Sample241004-x9g6hawhle
  • SHA256 f02ba578e0f962f6be46187b288e22a4dbe972878893ecb81ff5f33944aef4b4
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 11 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 10 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\Document-19-29-20.js
    1⤵
    • Blocklisted process makes network request
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:4612
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3876
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding C96D3D899A14A5CCF8D7227CD806CDA2
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1728
    • C:\Windows\Installer\MSIA2DD.tmp
      "C:\Windows\Installer\MSIA2DD.tmp" /DontWait C:/Windows/SysWOW64/rundll32.exe C:\Users\Admin\AppData\Roaming\meliwe_gown_x64.dll, AXA
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4256
  • C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\SysWOW64\rundll32.exe" C:\Users\Admin\AppData\Roaming\meliwe_gown_x64.dll, AXA
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1188
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\SysWOW64\rundll32.exe" C:\Users\Admin\AppData\Roaming\meliwe_gown_x64.dll, AXA
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:4596

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        e57a21e.rbs

        • Path C:\Config.Msi\e57a21e.rbs
        • Size 1KB
        • SHA256 361e84aaaca159621acfcfbf535f7f800495b7268da8d8c6fa9e30c98f6089de
        • MD5 SHA1 SHA512

        meliwe_gown_x64.dll

        • Path C:\Users\Admin\AppData\Roaming\meliwe_gown_x64.dll
        • Size 724KB
        • SHA256 c6c697d658dd221f27a8d58e79a478646877ac6afcf0cbe2ce919862f3889c6b
        • MD5 SHA1 SHA512 SSDEEP

        MSI9AD8.tmp

        • Path C:\Windows\Installer\MSI9AD8.tmp
        • Size 1.6MB
        • SHA256 07282b92613d88cdeb02dc30835216268c7ec378bb0ff7a08bb280775a8f82c3
        • MD5 SHA1 SHA512 SSDEEP

        MSI9E64.tmp

        • Path C:\Windows\Installer\MSI9E64.tmp
        • Size 436KB
        • SHA256 426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd
        • MD5 SHA1 SHA512 SSDEEP

        MSIA2DD.tmp

        • Path C:\Windows\Installer\MSIA2DD.tmp
        • Size 389KB
        • SHA256 1e0e63b446eecf6c9781c7d1cae1f46a3bb31654a70612f71f31538fb4f4729a
        • MD5 SHA1 SHA512 SSDEEP

        memory/4596-58-0x000001E6EEB50000-0x000001E6EEB8E000-memory.dmp

        memory/4596-59-0x000001E6EEB90000-0x000001E6EEBDC000-memory.dmp

        memory/4596-74-0x000001E6EEB90000-0x000001E6EEBDC000-memory.dmp