Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2024, 02:00

General

  • Target

    5fbf35ea147a76a86dc68d1b3313c0b0_NeikiAnalytics.exe

  • Size

    72KB

  • MD5

    5fbf35ea147a76a86dc68d1b3313c0b0

  • SHA1

    3f46c7c50640b08df868ee6f0929593374bba38b

  • SHA256

    9ebd3b168cc538fb0c1bae2c1388e375b66c5bd54b0b108018719c7b6994455e

  • SHA512

    c9a613e32099c81a6c158a481983aaf0a7b87e78d3c08e4edec612a3f6f9136fae6e7c5208bd838484e0d40696ec47d0f1a4f898a201d8d0cfd3341b9200209f

  • SSDEEP

    1536:xJrcZa4V5fH01ZJdlUOIV3js6/XyMgjm6Ul0sYnLwDR:j6RRH0IVweitm7lXYnEDR

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
  • 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:612
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3444
        • C:\Users\Admin\AppData\Local\Temp\5fbf35ea147a76a86dc68d1b3313c0b0_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\5fbf35ea147a76a86dc68d1b3313c0b0_NeikiAnalytics.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:2040
          • C:\Windows\SysWOW64\ounbarooc-eaged.exe
            "C:\Windows\SysWOW64\ounbarooc-eaged.exe"
            3⤵
            • Windows security bypass
            • 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
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1212
            • C:\Windows\SysWOW64\ounbarooc-eaged.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:3484

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Windows\SysWOW64\arxoopax.dll

              Filesize

              5KB

              MD5

              f37b21c00fd81bd93c89ce741a88f183

              SHA1

              b2796500597c68e2f5638e1101b46eaf32676c1c

              SHA256

              76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

              SHA512

              252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

            • C:\Windows\SysWOW64\envusud.exe

              Filesize

              73KB

              MD5

              0cb76171ab9d9fd43ad255630d539037

              SHA1

              0ce17a5f9588d927a9ae331aaf60c704c8638ca1

              SHA256

              69c831ec69d9e7af7cbf5c76881aca1be5462073e6709e9e92be501518cafad5

              SHA512

              6565f756f7734757bb40d06010a67cde97b0104bf86b06fb9b94a9e07f88a4427d67e8fe7bd7afbeefe9670fdf5f51ef542ca6f6d44904ce1a8a0410eb8c91d6

            • C:\Windows\SysWOW64\ounbarooc-eaged.exe

              Filesize

              70KB

              MD5

              b68e97780e3393aa5f34edbcfbf9e066

              SHA1

              04287e73ceb6937f877c85070e2d12b580a69fbf

              SHA256

              47f239680117b418be15868450e3b79994fdc6ac8b0a062a5f7bf809eab9b595

              SHA512

              f7d460753537f098a93dd52d67f0ff31a666004091243e2ad14942aa1310a546f45050a9137cc09ba8575baa99545a77d4e4731189a02c8f9d0c02c58b92c658

            • C:\Windows\SysWOW64\ouxtokeaf-idor.exe

              Filesize

              72KB

              MD5

              064c80827c6add3ad2e8c7f4e07cc377

              SHA1

              7568a1aef4f1919f7e38c71697b4637cb1cb2aca

              SHA256

              b886c376bc7b394638ed6357501091ddf5457095d3063b8c159666b38b0e4775

              SHA512

              b83efa403897a9b11f1fc4c73e441747176ccd5e5a2606e06af1d0ad492e2cb5ebb76bd1d184e994c50e8c3afd592fd161cfb738c01e0f2f4d743d7c4f787126

            • memory/1212-47-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/2040-4-0x0000000000400000-0x0000000000403000-memory.dmp

              Filesize

              12KB

            • memory/3484-48-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB