Analysis

  • max time kernel
    151s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    21/11/2022, 15:35

General

  • Target

    2272d371baab4042dad848e5dcf8206a3c2c7507fb7bec05e736f7f99ba97d40.exe

  • Size

    20KB

  • MD5

    23698beef2dfbd7c0a1e5d70a10cf9b0

  • SHA1

    2c23dc56fd2236a64c156eaffbda87902c366b76

  • SHA256

    2272d371baab4042dad848e5dcf8206a3c2c7507fb7bec05e736f7f99ba97d40

  • SHA512

    f91e0f883d558eb2fef6125885d5c31cfbee5a4fa0d9031865530e990ee2c6ad295884726bf123803506152a2ffc3c5cc1fd19555964cded50eb273949b4fa3d

  • SSDEEP

    192:1l5E3krTuntKy0peHDfCpHfBv+I4QwXt9V+jqu0G5KDJB4Jo:1M3PnQoHDCpHf4I4Qwdc0G5KDJai

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 4 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 6 IoCs
  • Drops desktop.ini file(s) 35 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.

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2272d371baab4042dad848e5dcf8206a3c2c7507fb7bec05e736f7f99ba97d40.exe
    "C:\Users\Admin\AppData\Local\Temp\2272d371baab4042dad848e5dcf8206a3c2c7507fb7bec05e736f7f99ba97d40.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:288
    • C:\Windows\SysWOW64\drivers\winlogon.exe
      "C:\Windows\System32\drivers\winlogon.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops autorun.inf file
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Windows\AE 0124 BE.exe
        "C:\Windows\AE 0124 BE.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops desktop.ini file(s)
        • Drops autorun.inf file
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:516
        • C:\Windows\SysWOW64\drivers\winlogon.exe
          "C:\Windows\System32\drivers\winlogon.exe"
          4⤵
          • Executes dropped EXE
          PID:1260
      • C:\Windows\SysWOW64\drivers\winlogon.exe
        "C:\Windows\System32\drivers\winlogon.exe"
        3⤵
        • Executes dropped EXE
        PID:1640
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:1356

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

  • C:\Windows\AE 0124 BE.jpg

    Filesize

    40KB

    MD5

    c5fd9a4458a2bec8addde51f91b41d83

    SHA1

    2c3cc0301319db6442724b9b3eafd462683fe7eb

    SHA256

    21a0cd2d4b53d84e43dd22b514dab170ddfb9002b8ec1727f578f339ccca534b

    SHA512

    805202b00855b48b73812be07b2157f5fea3f65b524554ef7c1b0cf9651d1b52c2f6624227b70a71294c417395fd3b7015e41cc84661b8ee6f4e7f7c9da728e4

  • C:\Windows\AE 0124 BE.jpg

    Filesize

    40KB

    MD5

    c5fd9a4458a2bec8addde51f91b41d83

    SHA1

    2c3cc0301319db6442724b9b3eafd462683fe7eb

    SHA256

    21a0cd2d4b53d84e43dd22b514dab170ddfb9002b8ec1727f578f339ccca534b

    SHA512

    805202b00855b48b73812be07b2157f5fea3f65b524554ef7c1b0cf9651d1b52c2f6624227b70a71294c417395fd3b7015e41cc84661b8ee6f4e7f7c9da728e4

  • C:\Windows\Msvbvm60.dll

    Filesize

    1.3MB

    MD5

    5343a19c618bc515ceb1695586c6c137

    SHA1

    4dedae8cbde066f31c8e6b52c0baa3f8b1117742

    SHA256

    2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

    SHA512

    708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

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

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

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

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

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

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

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

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

  • \??\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

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    08d7d0372faf3cf8cb82d92241cba8a1

    SHA1

    7ba6b910b7557863e6fc148f3f558d273ecc02ae

    SHA256

    1e43fba4bc78e11467b85026e0b39c722d6de02600d5b96e597669400b75f8e8

    SHA512

    de8cb8123b08757761eeedf0454f1962e85b66d5e72101285d6990f1398a3b5a229f8963481b4a8929d2068bbadab08a85f532a2a87514d0475ce74394db83e6

  • memory/288-56-0x0000000075771000-0x0000000075773000-memory.dmp

    Filesize

    8KB