Analysis

  • max time kernel
    184s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30/10/2022, 06:09

General

  • Target

    e7ca04a76e3c461b84bf75f616b87d8b429d1ec69f81952ca1d5ff771167c76c.exe

  • Size

    20KB

  • MD5

    9356d93d4ce3fab868c5b0a68c37b760

  • SHA1

    e58a70a101bf4201d2aa82b317746dbb6996614d

  • SHA256

    e7ca04a76e3c461b84bf75f616b87d8b429d1ec69f81952ca1d5ff771167c76c

  • SHA512

    cf5773635c2e3a4feb880da484a3956442a14f33eda79d5f17b2d9c08c6ba36b3ed24e05e0b05535f4b8e46633706579204b7c5723b4d49a2c544fb1d4548e5a

  • SSDEEP

    192:1l5E3krTuntKy0peHDfCpHfBv+I4QwXt9V+jqu0G5KDJBJabGlBD:1M3PnQoHDCpHf4I4Qwdc0G5KDJy6lBD

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 6 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • Drops desktop.ini file(s) 10 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 5 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e7ca04a76e3c461b84bf75f616b87d8b429d1ec69f81952ca1d5ff771167c76c.exe
    "C:\Users\Admin\AppData\Local\Temp\e7ca04a76e3c461b84bf75f616b87d8b429d1ec69f81952ca1d5ff771167c76c.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1108
    • 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:1172
      • 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:1928
        • 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:1280
      • 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:1756
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:1648

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Windows\AE 0124 BE.bmp

          Filesize

          40KB

          MD5

          e7792c89fecc544e905d7fb30a14dd8e

          SHA1

          7124c60c7d4f00760300bf34cd3f8029e4fc880e

          SHA256

          d5fdec33b26e45d7e947ef26b13454c59e9da90125c188976f2fd41e99b99bd7

          SHA512

          fe94a13be40951b69ea0a57eda43c62ccfc202106cd577f73e6877f50a5ba93acefd3133d80b9acf34744f3ce68521a4448be82358fb633c43da6c05ae16e75c

        • C:\Windows\AE 0124 BE.bmp

          Filesize

          40KB

          MD5

          e7792c89fecc544e905d7fb30a14dd8e

          SHA1

          7124c60c7d4f00760300bf34cd3f8029e4fc880e

          SHA256

          d5fdec33b26e45d7e947ef26b13454c59e9da90125c188976f2fd41e99b99bd7

          SHA512

          fe94a13be40951b69ea0a57eda43c62ccfc202106cd577f73e6877f50a5ba93acefd3133d80b9acf34744f3ce68521a4448be82358fb633c43da6c05ae16e75c

        • C:\Windows\AE 0124 BE.exe

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

        • C:\Windows\AE 0124 BE.exe

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

        • C:\Windows\Msvbvm60.dll

          Filesize

          1.3MB

          MD5

          5343a19c618bc515ceb1695586c6c137

          SHA1

          4dedae8cbde066f31c8e6b52c0baa3f8b1117742

          SHA256

          2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

          SHA512

          708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

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

          Filesize

          1.3MB

          MD5

          5343a19c618bc515ceb1695586c6c137

          SHA1

          4dedae8cbde066f31c8e6b52c0baa3f8b1117742

          SHA256

          2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

          SHA512

          708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

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

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

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

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

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

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

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

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

        • \??\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\Msvbvm60.dll

          Filesize

          1.3MB

          MD5

          5343a19c618bc515ceb1695586c6c137

          SHA1

          4dedae8cbde066f31c8e6b52c0baa3f8b1117742

          SHA256

          2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

          SHA512

          708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

        • \Windows\SysWOW64\drivers\Msvbvm60.dll

          Filesize

          1.3MB

          MD5

          5343a19c618bc515ceb1695586c6c137

          SHA1

          4dedae8cbde066f31c8e6b52c0baa3f8b1117742

          SHA256

          2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

          SHA512

          708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

        • \Windows\SysWOW64\drivers\winlogon.exe

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

        • \Windows\SysWOW64\drivers\winlogon.exe

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

        • \Windows\SysWOW64\drivers\winlogon.exe

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

        • \Windows\SysWOW64\drivers\winlogon.exe

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

        • \Windows\SysWOW64\drivers\winlogon.exe

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

        • \Windows\SysWOW64\drivers\winlogon.exe

          Filesize

          40KB

          MD5

          dcd54c7d6a47f4d6f7a5f0c683aeb03d

          SHA1

          6d96d0eca9f06872d27ec8f491b20dc461e5abbe

          SHA256

          dea5834468d6ae00cf228aa0efd3d35153930b9c4616249a3c333e8273e48a12

          SHA512

          db8ea7c0e7564565dbae27e3cedd3404395b896f17e3fdd04a2cfef241b9b4d30606d68b0b74c7731de08c4cabadac7723b74d04a269402385c6f48a6ca7dcc0

        • memory/1108-56-0x00000000758C1000-0x00000000758C3000-memory.dmp

          Filesize

          8KB