Analysis

  • max time kernel
    154s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2022 11:37

General

  • Target

    45e9407d13f968a252524803e965772471756016a65a5885dc0e05f2c92cb127.exe

  • Size

    36KB

  • MD5

    561e6f44a01f3df96ad575d415b9ac59

  • SHA1

    e49e1dd4fccec27b8c4be6631a6e8d246a0afff8

  • SHA256

    45e9407d13f968a252524803e965772471756016a65a5885dc0e05f2c92cb127

  • SHA512

    644e8f014adaedfe92e961254f84c3dcf5def6de3d7fab171550a0426fe4d1bda7a273b3cf4346b767d73e89e0b6447df2150a297d909dbf95ab6372953c45a2

  • SSDEEP

    384:1M3PnQoHDCpHf4I4Qwdc0G5KDJVlT2jwGfw9eL2uEd6gMsCVjEGet6Isgr+gMVN7:1m/QojCpHfx0VpGo9eauE0gOfY6pt4lg

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 6 IoCs
  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Loads dropped DLL 3 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops autorun.inf file 1 TTPs 27 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 3 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\45e9407d13f968a252524803e965772471756016a65a5885dc0e05f2c92cb127.exe
    "C:\Users\Admin\AppData\Local\Temp\45e9407d13f968a252524803e965772471756016a65a5885dc0e05f2c92cb127.exe"
    1⤵
    • Drops file in Drivers directory
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Windows\SysWOW64\drivers\winlogon.exe
      "C:\Windows\System32\drivers\winlogon.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Checks computer location settings
      • Drops autorun.inf file
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Windows\AE 0124 BE.exe
        "C:\Windows\AE 0124 BE.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Loads dropped DLL
        • Drops desktop.ini file(s)
        • Drops autorun.inf file
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4952
        • C:\Windows\SysWOW64\drivers\winlogon.exe
          "C:\Windows\System32\drivers\winlogon.exe"
          4⤵
          • Drops file in Drivers directory
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetWindowsHookEx
          PID:4868
      • C:\Windows\SysWOW64\drivers\winlogon.exe
        "C:\Windows\System32\drivers\winlogon.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        PID:3872

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\AE 0124 BE.bmp

    Filesize

    57KB

    MD5

    18ac33e71571c7d027357a1b77199f0c

    SHA1

    a1814136ef498a422854db42c62e6cef56fc6790

    SHA256

    86e774599a68a1da639e6759fb4e29750d93bc02e192d63d26c6c9ffb30f3f26

    SHA512

    797fe04b4cb29b4024b644559bfb0f779268c4ac91ff66113e68c966634275bbabecf3cd3f4f36fe7e896e2ebab64b5c09b884f67f0113bc784970a872e1a78b

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    a4e5e3bc5751baadba6acdf0f65feaec

    SHA1

    0eb6c539aa833708cd1cbbd17e4d6be15c08aa02

    SHA256

    4bf4c9d05b911d62e1427d5e206cb8957dbffce6851b928d24d4bf17c9084b57

    SHA512

    8e18b128109c43ccb0fd8b52d9e4d4686ac079635d2b36f15305d197b22f9ab2945b6063ea37c2deeec79939c3168c74314fbe271937b7f99a7752fd059f0927

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    a4e5e3bc5751baadba6acdf0f65feaec

    SHA1

    0eb6c539aa833708cd1cbbd17e4d6be15c08aa02

    SHA256

    4bf4c9d05b911d62e1427d5e206cb8957dbffce6851b928d24d4bf17c9084b57

    SHA512

    8e18b128109c43ccb0fd8b52d9e4d4686ac079635d2b36f15305d197b22f9ab2945b6063ea37c2deeec79939c3168c74314fbe271937b7f99a7752fd059f0927

  • C:\Windows\Msvbvm60.dll

    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

  • C:\Windows\Msvbvm60.dll

    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

  • C:\Windows\SysWOW64\drivers\MSVBVM60.DLL

    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

  • C:\Windows\SysWOW64\drivers\Msvbvm60.dll

    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

  • C:\Windows\SysWOW64\drivers\Msvbvm60.dll

    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

  • C:\Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    a4e5e3bc5751baadba6acdf0f65feaec

    SHA1

    0eb6c539aa833708cd1cbbd17e4d6be15c08aa02

    SHA256

    4bf4c9d05b911d62e1427d5e206cb8957dbffce6851b928d24d4bf17c9084b57

    SHA512

    8e18b128109c43ccb0fd8b52d9e4d4686ac079635d2b36f15305d197b22f9ab2945b6063ea37c2deeec79939c3168c74314fbe271937b7f99a7752fd059f0927

  • C:\Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    a4e5e3bc5751baadba6acdf0f65feaec

    SHA1

    0eb6c539aa833708cd1cbbd17e4d6be15c08aa02

    SHA256

    4bf4c9d05b911d62e1427d5e206cb8957dbffce6851b928d24d4bf17c9084b57

    SHA512

    8e18b128109c43ccb0fd8b52d9e4d4686ac079635d2b36f15305d197b22f9ab2945b6063ea37c2deeec79939c3168c74314fbe271937b7f99a7752fd059f0927

  • C:\Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    a4e5e3bc5751baadba6acdf0f65feaec

    SHA1

    0eb6c539aa833708cd1cbbd17e4d6be15c08aa02

    SHA256

    4bf4c9d05b911d62e1427d5e206cb8957dbffce6851b928d24d4bf17c9084b57

    SHA512

    8e18b128109c43ccb0fd8b52d9e4d4686ac079635d2b36f15305d197b22f9ab2945b6063ea37c2deeec79939c3168c74314fbe271937b7f99a7752fd059f0927

  • C:\Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    a4e5e3bc5751baadba6acdf0f65feaec

    SHA1

    0eb6c539aa833708cd1cbbd17e4d6be15c08aa02

    SHA256

    4bf4c9d05b911d62e1427d5e206cb8957dbffce6851b928d24d4bf17c9084b57

    SHA512

    8e18b128109c43ccb0fd8b52d9e4d4686ac079635d2b36f15305d197b22f9ab2945b6063ea37c2deeec79939c3168c74314fbe271937b7f99a7752fd059f0927

  • \??\c:\B1uv3nth3x1.diz

    Filesize

    25B

    MD5

    589b6886a49054d03b739309a1de9fcc

    SHA1

    0ec1dff7a03f13dea28eea5e754d5b0e5e1dc308

    SHA256

    564815feb9c5bdadb145cd0d16738c4e5fbc6a46cf65c62ac6a985c43d1939e8

    SHA512

    4b6f567398863aba39eec00e9f071364b79d5c29867b93fb968725e10e33a9bfff60f8ab6acceae44e715a35ec7139d12da06c33fa074b6be02ff5357c53c0eb

  • \??\c:\B1uv3nth3x1.diz

    Filesize

    25B

    MD5

    589b6886a49054d03b739309a1de9fcc

    SHA1

    0ec1dff7a03f13dea28eea5e754d5b0e5e1dc308

    SHA256

    564815feb9c5bdadb145cd0d16738c4e5fbc6a46cf65c62ac6a985c43d1939e8

    SHA512

    4b6f567398863aba39eec00e9f071364b79d5c29867b93fb968725e10e33a9bfff60f8ab6acceae44e715a35ec7139d12da06c33fa074b6be02ff5357c53c0eb

  • memory/1948-134-0x0000000000000000-mapping.dmp

  • memory/3872-146-0x0000000000000000-mapping.dmp

  • memory/4868-153-0x0000000000000000-mapping.dmp

  • memory/4952-139-0x0000000000000000-mapping.dmp