Analysis

  • max time kernel
    161s
  • max time network
    186s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/11/2022, 08:06

General

  • Target

    92cc325d156ad9b91a7a3fd68fd6bef31b384b535332563a019892e79a8b21f2.exe

  • Size

    776KB

  • MD5

    303775ab33384470f8ab553d87af8340

  • SHA1

    e026b61e243844d3329b552e4f46ab366b2291e7

  • SHA256

    92cc325d156ad9b91a7a3fd68fd6bef31b384b535332563a019892e79a8b21f2

  • SHA512

    d601967bb12f1a08ec98725c2e64531f7f97b4cf41a99a1d1ef13ca849ca46b23c6c12066326ce69c44d52df0b6bd5be36d1ae01bdd108bb81d481c78c65b891

  • SSDEEP

    12288:7AAMW0OfelD3DPDJnm5h9s99VOKGIBr+lLzQbVi6b15u5D2zvC69JXvBGv4:7zAmD9+qqBr+lLzQjx5uE4v4

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\92cc325d156ad9b91a7a3fd68fd6bef31b384b535332563a019892e79a8b21f2.exe
    "C:\Users\Admin\AppData\Local\Temp\92cc325d156ad9b91a7a3fd68fd6bef31b384b535332563a019892e79a8b21f2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4908
    • C:\Users\Admin\AppData\Local\Temp\Software.exe
      "C:\Users\Admin\AppData\Local\Temp\Software.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2104
      • C:\Users\Admin\AppData\Local\Temp\Software.exe
        C:\Users\Admin\AppData\Local\Temp\Software.exe
        3⤵
        • Executes dropped EXE
        PID:2844
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 80
          4⤵
          • Program crash
          PID:4520
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2844 -ip 2844
    1⤵
      PID:2072

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

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

            Filesize

            599KB

            MD5

            c182ffc03983fc4c0ab59453bac3aecc

            SHA1

            2ff9e406a79b4d7b9e25ba609128f5afa6d4d2b4

            SHA256

            d2e1f72a616d8ad637956c56f4658fb0d9024829f20e3a6417f5a99e3e2f5ed6

            SHA512

            67bb636fe169ada92c8d78f8a7d7ce61eceb20a7847dc4fd4ab2f39c1f27edb3745afe49191cff6e8dcdeedd5d3d2f34cad8837dfb2b08328d6a920af8c86df9

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

            Filesize

            599KB

            MD5

            c182ffc03983fc4c0ab59453bac3aecc

            SHA1

            2ff9e406a79b4d7b9e25ba609128f5afa6d4d2b4

            SHA256

            d2e1f72a616d8ad637956c56f4658fb0d9024829f20e3a6417f5a99e3e2f5ed6

            SHA512

            67bb636fe169ada92c8d78f8a7d7ce61eceb20a7847dc4fd4ab2f39c1f27edb3745afe49191cff6e8dcdeedd5d3d2f34cad8837dfb2b08328d6a920af8c86df9

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

            Filesize

            599KB

            MD5

            c182ffc03983fc4c0ab59453bac3aecc

            SHA1

            2ff9e406a79b4d7b9e25ba609128f5afa6d4d2b4

            SHA256

            d2e1f72a616d8ad637956c56f4658fb0d9024829f20e3a6417f5a99e3e2f5ed6

            SHA512

            67bb636fe169ada92c8d78f8a7d7ce61eceb20a7847dc4fd4ab2f39c1f27edb3745afe49191cff6e8dcdeedd5d3d2f34cad8837dfb2b08328d6a920af8c86df9

          • memory/2104-136-0x0000000000BA0000-0x0000000000BD2000-memory.dmp

            Filesize

            200KB

          • memory/2104-138-0x0000000005C70000-0x0000000006214000-memory.dmp

            Filesize

            5.6MB

          • memory/2104-139-0x00000000055B0000-0x000000000564C000-memory.dmp

            Filesize

            624KB

          • memory/2104-140-0x0000000005860000-0x00000000058F2000-memory.dmp

            Filesize

            584KB

          • memory/2104-141-0x0000000005680000-0x000000000568A000-memory.dmp

            Filesize

            40KB

          • memory/4908-132-0x00000000749E0000-0x0000000074F91000-memory.dmp

            Filesize

            5.7MB

          • memory/4908-137-0x00000000749E0000-0x0000000074F91000-memory.dmp

            Filesize

            5.7MB