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Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    13/05/2024, 13:16

General

  • Target

    b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe

  • Size

    70KB

  • MD5

    b9ad4481560f36da3fb203e1a0128940

  • SHA1

    cfed8160c4e9f9fd94cfbd23f6044d79ba99d9a5

  • SHA256

    2a370d3d80e1a11bb48fe5f7abe69387540931269ff9dd7bf151936f93f4370e

  • SHA512

    d51aef5b2d769f7cd9396574bcf72d4701b75dc7838edd887707f644eb2a4bc7a5273365f0c760a5a80b0ec6a4245cf64c798ccffb3b030a936151b530f9d65b

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8sl0:Olg35GTslA5t3/w8H

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 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
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:432
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1212
        • C:\Users\Admin\AppData\Local\Temp\b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2488
          • C:\Windows\SysWOW64\ubhutat.exe
            "C:\Windows\system32\ubhutat.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2440
            • C:\Windows\SysWOW64\ubhutat.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2644

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\avbootoog.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\opcooteax-evex.exe

        Filesize

        74KB

        MD5

        388dd1b5e302ea5708ea4a293a10f1b9

        SHA1

        2fd12f1b01415da57ca463fe087b958fdfdabe3d

        SHA256

        c6b4a1744f2066d65878d53d96644282b4e7bfd67980803c2fae3df16cd1eebc

        SHA512

        44cb3de3ab14eb970e5b37889b3e5b35c60195486deb806aba8a6b504f119fa195acb096da34637fad3bb2b2d5675256d7d47551465b8a897e34fe69467a4aa3

      • C:\Windows\SysWOW64\oubmeafeas.exe

        Filesize

        72KB

        MD5

        2e5e940ddf923a71ade0a4eeb1a64521

        SHA1

        73b695139b408a7fa1365612fac5fa1daa16e6d7

        SHA256

        fad8e0598c3f0e25dd325b92b0a8f5efd7f7ebdf5d259d43ea67053fc15b4436

        SHA512

        1b780d7a9557a7e6e06407f04d8dd8c4b02581fd9aa6d0687b2e0decb11c320786ac99f2e470d19be1083082e7f35c6440514858b8d61eee23d3b38398c521d0

      • \Windows\SysWOW64\ubhutat.exe

        Filesize

        70KB

        MD5

        b9ad4481560f36da3fb203e1a0128940

        SHA1

        cfed8160c4e9f9fd94cfbd23f6044d79ba99d9a5

        SHA256

        2a370d3d80e1a11bb48fe5f7abe69387540931269ff9dd7bf151936f93f4370e

        SHA512

        d51aef5b2d769f7cd9396574bcf72d4701b75dc7838edd887707f644eb2a4bc7a5273365f0c760a5a80b0ec6a4245cf64c798ccffb3b030a936151b530f9d65b

      • memory/2440-55-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2488-10-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2644-56-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB