Analysis

  • max time kernel
    169s
  • max time network
    213s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 23:28

General

  • Target

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b.exe

  • Size

    496KB

  • MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

  • SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

  • SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

  • SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • SSDEEP

    6144:Sj6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrionup+:A6onxOp8FySpE5zvIdtU+Ymef5

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 3 IoCs
  • UAC bypass 3 TTPs 12 IoCs
  • Adds policy Run key to start application 2 TTPs 22 IoCs
  • Disables RegEdit via registry modification 6 IoCs
  • Executes dropped EXE 3 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Adds Run key to start application 2 TTPs 64 IoCs
  • Checks whether UAC is enabled 1 TTPs 6 IoCs
  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 25 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 25 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • System policy modification 1 TTPs 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b.exe
    "C:\Users\Admin\AppData\Local\Temp\addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4776
    • C:\Users\Admin\AppData\Local\Temp\xsglwjgvhcq.exe
      "C:\Users\Admin\AppData\Local\Temp\xsglwjgvhcq.exe" "c:\users\admin\appdata\local\temp\addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b.exe*"
      2⤵
      • Modifies WinLogon for persistence
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:4384
      • C:\Users\Admin\AppData\Local\Temp\ebmpw.exe
        "C:\Users\Admin\AppData\Local\Temp\ebmpw.exe" "-C:\Users\Admin\AppData\Local\Temp\bjftlckaviggzjzr.exe"
        3⤵
        • Modifies WinLogon for persistence
        • UAC bypass
        • Adds policy Run key to start application
        • Disables RegEdit via registry modification
        • Executes dropped EXE
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • System policy modification
        PID:3916
      • C:\Users\Admin\AppData\Local\Temp\ebmpw.exe
        "C:\Users\Admin\AppData\Local\Temp\ebmpw.exe" "-C:\Users\Admin\AppData\Local\Temp\bjftlckaviggzjzr.exe"
        3⤵
        • Modifies WinLogon for persistence
        • UAC bypass
        • Adds policy Run key to start application
        • Disables RegEdit via registry modification
        • Executes dropped EXE
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System policy modification
        PID:3744

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\bjftlckaviggzjzr.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Users\Admin\AppData\Local\Temp\cnmdysdwuklokxqlqng.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Users\Admin\AppData\Local\Temp\ebmpw.exe

    Filesize

    700KB

    MD5

    c3513d344c5963a1d40208744b1d16c6

    SHA1

    1cca159103cbd1ee1d077fb654a99628d05d76d1

    SHA256

    829f5f233cb4d1ea22dc66561a1185367aaa55e39b8bbf8cb3fdb6cc8bc482be

    SHA512

    80c1e25303ad092d077a9f9331447bd77252e28c98a4c25c4a6e87bc00d045eb51676c59f638854b97d3fd551379290762f7ec34805b0436ff99862e7c059c3b

  • C:\Users\Admin\AppData\Local\Temp\ebmpw.exe

    Filesize

    700KB

    MD5

    c3513d344c5963a1d40208744b1d16c6

    SHA1

    1cca159103cbd1ee1d077fb654a99628d05d76d1

    SHA256

    829f5f233cb4d1ea22dc66561a1185367aaa55e39b8bbf8cb3fdb6cc8bc482be

    SHA512

    80c1e25303ad092d077a9f9331447bd77252e28c98a4c25c4a6e87bc00d045eb51676c59f638854b97d3fd551379290762f7ec34805b0436ff99862e7c059c3b

  • C:\Users\Admin\AppData\Local\Temp\ebmpw.exe

    Filesize

    700KB

    MD5

    c3513d344c5963a1d40208744b1d16c6

    SHA1

    1cca159103cbd1ee1d077fb654a99628d05d76d1

    SHA256

    829f5f233cb4d1ea22dc66561a1185367aaa55e39b8bbf8cb3fdb6cc8bc482be

    SHA512

    80c1e25303ad092d077a9f9331447bd77252e28c98a4c25c4a6e87bc00d045eb51676c59f638854b97d3fd551379290762f7ec34805b0436ff99862e7c059c3b

  • C:\Users\Admin\AppData\Local\Temp\ersliermmehmkzuryxsfg.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Users\Admin\AppData\Local\Temp\irodwoxokyxysdunq.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Users\Admin\AppData\Local\Temp\pbbtpkwqpgimjxrntrlx.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Users\Admin\AppData\Local\Temp\rbzpjcmebqqsnzrlpl.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Users\Admin\AppData\Local\Temp\vjlfdaokleiondzxffbprl.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Users\Admin\AppData\Local\Temp\xsglwjgvhcq.exe

    Filesize

    320KB

    MD5

    5203b6ea0901877fbf2d8d6f6d8d338e

    SHA1

    c803e92561921b38abe13239c1fd85605b570936

    SHA256

    0cc02d34d5fd4cf892fed282f98c1ad3e7dd6159a8877ae5c46d3f834ed36060

    SHA512

    d48a41b4fc4c38a6473f789c02918fb7353a4b4199768a3624f3b685d91d38519887a1ccd3616e0d2b079a346afaec5a0f2ef2c46d72d3097ef561cedb476471

  • C:\Users\Admin\AppData\Local\Temp\xsglwjgvhcq.exe

    Filesize

    320KB

    MD5

    5203b6ea0901877fbf2d8d6f6d8d338e

    SHA1

    c803e92561921b38abe13239c1fd85605b570936

    SHA256

    0cc02d34d5fd4cf892fed282f98c1ad3e7dd6159a8877ae5c46d3f834ed36060

    SHA512

    d48a41b4fc4c38a6473f789c02918fb7353a4b4199768a3624f3b685d91d38519887a1ccd3616e0d2b079a346afaec5a0f2ef2c46d72d3097ef561cedb476471

  • C:\Windows\SysWOW64\bjftlckaviggzjzr.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\SysWOW64\cnmdysdwuklokxqlqng.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\SysWOW64\ersliermmehmkzuryxsfg.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\SysWOW64\irodwoxokyxysdunq.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\SysWOW64\pbbtpkwqpgimjxrntrlx.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\SysWOW64\rbzpjcmebqqsnzrlpl.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\SysWOW64\vjlfdaokleiondzxffbprl.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\bjftlckaviggzjzr.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\bjftlckaviggzjzr.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\cnmdysdwuklokxqlqng.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\cnmdysdwuklokxqlqng.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\ersliermmehmkzuryxsfg.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\ersliermmehmkzuryxsfg.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\irodwoxokyxysdunq.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\irodwoxokyxysdunq.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\pbbtpkwqpgimjxrntrlx.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\pbbtpkwqpgimjxrntrlx.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\rbzpjcmebqqsnzrlpl.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\rbzpjcmebqqsnzrlpl.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\vjlfdaokleiondzxffbprl.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273

  • C:\Windows\vjlfdaokleiondzxffbprl.exe

    Filesize

    496KB

    MD5

    6fef4e3d376d32a3d3986a4d7e5311e0

    SHA1

    2edefaa70875be5f7306dd37ec8594c7760a1111

    SHA256

    addb7c8d0a129b1a63270af58024b39803e911e119383b0378def33ac4f9c38b

    SHA512

    bbc790e35eb1e68d1c7afb5767051fcdf759a97b46cf39287e05dd6455a12303971d363bd42af335aa49b4dcba82348fb86a8172bdd1cb5be731b48eac1c5273