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Analysis

  • max time kernel
    154s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/09/2023, 11:23

General

  • Target

    6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe

  • Size

    198KB

  • MD5

    ad024551486bdff96a1f73d4a7104fbe

  • SHA1

    183eff19fe684ca600794d2bfcf3df7665d24250

  • SHA256

    6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225

  • SHA512

    e9c9c94afacbc6a8ccca271926deab1e13b967652f0268702509ce8e0ccd4926f500901afa7c6ab22a372bd33787c4d681c53f698e9fae2033bc96a08a25198a

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOo:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXd

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\6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe
    "C:\Users\Admin\AppData\Local\Temp\6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2336
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\6E80F7~1.EXE > nul
      2⤵
        PID:4116
    • C:\Windows\Debug\lyghost.exe
      C:\Windows\Debug\lyghost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:4756

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\Debug\lyghost.exe

      Filesize

      198KB

      MD5

      86270e4b848203634f10efa5b9456890

      SHA1

      acf790e4583ac3ec9ca993ac19bfa329d91ddb69

      SHA256

      e6ba75a74ae79c6838376f5f73142edda68b03f8df9d6baee473ba6c75185b28

      SHA512

      90290bd4d59ffc825f1158d081823eaf89309c4a025b5562931d46ee148b17735315067ff1c2997a4b200c6031bca06968bb9bbc7475a56710397b47e8376282

    • C:\Windows\debug\lyghost.exe

      Filesize

      198KB

      MD5

      86270e4b848203634f10efa5b9456890

      SHA1

      acf790e4583ac3ec9ca993ac19bfa329d91ddb69

      SHA256

      e6ba75a74ae79c6838376f5f73142edda68b03f8df9d6baee473ba6c75185b28

      SHA512

      90290bd4d59ffc825f1158d081823eaf89309c4a025b5562931d46ee148b17735315067ff1c2997a4b200c6031bca06968bb9bbc7475a56710397b47e8376282