Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/11/2023, 10:45

General

  • Target

    e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe

  • Size

    194KB

  • MD5

    a65a1b9b45b85f5b8b9fd09bf8295511

  • SHA1

    977bf54b60813c6a429d24f50839646d0ae83fba

  • SHA256

    e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76

  • SHA512

    f830fdde7327af98146177d9ada645caf10132cb2f47f24a564d3c38e6b15496b631c58974cd5ca70206010459ff5b20b84fc7901ccf99158dcd6f96a7a57427

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOU:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXx

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe
    "C:\Users\Admin\AppData\Local\Temp\e9fdc7c9f967ae208a63fffd55b08876761bfe4d6b769fb442b1e45289879e76.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:796
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\E9FDC7~1.EXE > nul
      2⤵
        PID:4916
    • C:\Windows\Debug\hauhost.exe
      C:\Windows\Debug\hauhost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:4656

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\Debug\hauhost.exe

      Filesize

      194KB

      MD5

      617a487efc51310024967b222b6438c9

      SHA1

      76938a3becba8936112a79a66392f47ae1116f5c

      SHA256

      a242f453e118177655529cfecc1b9c816263c0b8f87a408289d82fe591d1fdc8

      SHA512

      452f308bb16742ee946ed662d7e9f549701b66fa25e08253a39ffc38cd5af8f931bfd1e98b1dad68e819349a3cf164531667bfff9944f579c47a9f8789d67b6a

    • C:\Windows\debug\hauhost.exe

      Filesize

      194KB

      MD5

      617a487efc51310024967b222b6438c9

      SHA1

      76938a3becba8936112a79a66392f47ae1116f5c

      SHA256

      a242f453e118177655529cfecc1b9c816263c0b8f87a408289d82fe591d1fdc8

      SHA512

      452f308bb16742ee946ed662d7e9f549701b66fa25e08253a39ffc38cd5af8f931bfd1e98b1dad68e819349a3cf164531667bfff9944f579c47a9f8789d67b6a