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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/05/2024, 19:13

General

  • Target

    1eb3e85d8ba3b20ba25a152fd7571130_NeikiAnalytics.exe

  • Size

    46KB

  • MD5

    1eb3e85d8ba3b20ba25a152fd7571130

  • SHA1

    ce62862abc7b376e5a3a3bee0f857583d7ac9f49

  • SHA256

    2a58d3b142fb619fc9c105fd19b4d6a4e11d32e999bf3014a7e629fd0f58f928

  • SHA512

    be39dfc89534bb2b9a77480a7dfae519bb12b09214c2007243efbe0d0cabb9fbe1de0c18c90cbf3435b533b2439190f4111302bf96da9093193a3da133227023

  • SSDEEP

    768:WAUJmQCcmLCXQq6fsKiJYsIkjJVzqsVG5kuGVAQvSI:RUNHFKQbIkHvGkAu

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:620
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3460
        • C:\Users\Admin\AppData\Local\Temp\1eb3e85d8ba3b20ba25a152fd7571130_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\1eb3e85d8ba3b20ba25a152fd7571130_NeikiAnalytics.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5104
          • C:\Windows\SysWOW64\rmass.exe
            "C:\Windows\system32\rmass.exe"
            3⤵
            • Windows security bypass
            • Drops file in Drivers directory
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Drops file in Program Files directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3552
            • C:\Windows\SysWOW64\rmass.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:1648

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\RECOVER32.DLL

        Filesize

        5KB

        MD5

        2b2c28a7a01f9584fe220ef84003427f

        SHA1

        5fc023df0b5064045eb8de7f2dbe26f07f6fec70

        SHA256

        9e00af53b1d0c0f5270d94a666d95aa7b4dcb9fea49487c210c055c9dcfcc9eb

        SHA512

        39192a8a91dec1abff25af8dac0cf39da4dfd51b3fb4f1ef0b4e776185d4280fbe8387c2ea778da7bbf2ce288b0bce4d23cbe8d9e87bbd250159044f5adbac78

      • C:\Windows\SysWOW64\ahuy.exe

        Filesize

        48KB

        MD5

        b45c93380b2f44bc82b70b1cbe88507d

        SHA1

        389b8afba795d0d3ccd09bc5a76fd23a391c753d

        SHA256

        b38d9acd6937d5c1019963ddea5b0e70c6afabdf92be631d7efe4d4285390f43

        SHA512

        f042cbf29fc1d5d5242ac7feeac1ed6e3f4eb7a2a1c8115ea7f0438139e91f875ac6dee855cc4752bddf7e17492013eb3c9461e8c90e26963f0896c04e03088d

      • C:\Windows\SysWOW64\ntdbg.exe

        Filesize

        49KB

        MD5

        933c503879f75b5a2c41f8bccb9011c4

        SHA1

        f5099c06949de01e3fd5cfc8ed5d34618a35cf7b

        SHA256

        8b0a3d4597f9ded21dbeca90afa43b7beba7c2511ce5db3883836e4c52e115e0

        SHA512

        19a262936df7abd6fd562e40fdf1198e313efdf66b6911d2a965a571736674b0d110a76d73fe3e2dd99162910bb22bb942ac2f35083d7033bdef83ff6c1d0994

      • C:\Windows\SysWOW64\rmass.exe

        Filesize

        46KB

        MD5

        1eb3e85d8ba3b20ba25a152fd7571130

        SHA1

        ce62862abc7b376e5a3a3bee0f857583d7ac9f49

        SHA256

        2a58d3b142fb619fc9c105fd19b4d6a4e11d32e999bf3014a7e629fd0f58f928

        SHA512

        be39dfc89534bb2b9a77480a7dfae519bb12b09214c2007243efbe0d0cabb9fbe1de0c18c90cbf3435b533b2439190f4111302bf96da9093193a3da133227023

      • C:\Windows\System32\drivers\etc\hosts

        Filesize

        1KB

        MD5

        6f47b62de25d1745e296a06b3f98ed19

        SHA1

        a688bb35a4c8a5cc198985d624a1b5a6ac5b9f6f

        SHA256

        15c7218eb9cef5fa0573db657b15ce3a5f0e0609f1166df8098ca7152df505b4

        SHA512

        dea26fff8060f44bf20fe4fff2ecbacf428727f10c0f5886fb4813e28fce9cbc3d088337c84edd9857b18514c83f1bb1cf0f51518aaecef09f30e921f4d758d7

      • memory/1648-50-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/3552-49-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/5104-6-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB