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Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/06/2024, 03:08

General

  • Target

    2b4f2845b55753342a004e1e67096ac0_NeikiAnalytics.exe

  • Size

    70KB

  • MD5

    2b4f2845b55753342a004e1e67096ac0

  • SHA1

    64f0bb4a83da787374a3d7e9dc0b7d0398e593c5

  • SHA256

    5829b3945df94c0463f4d5d748ac9e1e0d134dab6ceecc8177e076ef5fd90003

  • SHA512

    a9a27585046c56c9c3827c067e107d10e0f902ae7e57e2ec1c73bdd64c448ff5998ab0a9d15d8c1921883c7c5a44cca2b4d1db0d2fa6ebf4eb0cab7c55a68dc9

  • SSDEEP

    1536:xUzOORyuTKxBpkcoIOgm5qyrY4xhzO2dsih:a/Kx8DIOvqeY4PzOX6

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 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:416
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1200
        • C:\Users\Admin\AppData\Local\Temp\2b4f2845b55753342a004e1e67096ac0_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\2b4f2845b55753342a004e1e67096ac0_NeikiAnalytics.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:2724
          • C:\Windows\SysWOW64\ouslooteag-eacoab.exe
            "C:\Windows\SysWOW64\ouslooteag-eacoab.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:2268
            • C:\Windows\SysWOW64\ouslooteag-eacoab.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2876

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\ouptaved-exex.exe

        Filesize

        71KB

        MD5

        042a4b611f84f9489c39a86207388f34

        SHA1

        22ccd5b4e93843bfcff8ecb532f2df04b55afdf3

        SHA256

        419405a8b95257db13d45e40a14307cbb0ae104795ce6f5c38f879fca743e082

        SHA512

        251335b0bed9c1c039e6f551d6045d3f1125dffd3be5401ae8ef67d74021d0c8f9012d85e9323c0f6db6e77069735b72016ed02608cea1ec0e75078f4af38995

      • C:\Windows\SysWOW64\udvoocoah.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\utdufox.exe

        Filesize

        70KB

        MD5

        35977bfd5a0cfa9a5b837060cbf7bfcb

        SHA1

        1003e83b2590e73982110ab4ee5974562767f1b6

        SHA256

        68829f5c4a453375ec253a40755548ed378573639e3fd0f9c94eb519cb1e264f

        SHA512

        69faec3690788e73714f212bc5d72270a007e7a102af55810bcf7b29f6b386216e0be9f176178a0854897071e5b8079965b693a2d686a2dd5c17eb2d0693b0ba

      • \Windows\SysWOW64\ouslooteag-eacoab.exe

        Filesize

        68KB

        MD5

        b2af9b5f2e7aa0d5e9aecc35dc264af0

        SHA1

        137a36727623374df463bc7a7f96e79d0c925b46

        SHA256

        6f75af4b8470494b53accc14ff2f51bc6d03a2c4c5802eebbb1f765b16c56cd3

        SHA512

        332a8106620b7180fcca6e1db26f3fd7f1b0125f8f49ece31474a594005845f7ffeec1ec76b58f9bd2f6cefbec164bfda66f06f5056f589e9498c8f367914b28

      • memory/2268-50-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2724-7-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/2876-51-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB