Analysis

  • max time kernel
    120s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-05-2024 21:26

General

  • Target

    3b37b39e97b479ca5d286ff4d1d1c200_NEIKI.exe

  • Size

    112KB

  • MD5

    3b37b39e97b479ca5d286ff4d1d1c200

  • SHA1

    c1858f16f5b1855fc1e402a7a10a9840fb8cb663

  • SHA256

    675e8d73939dddbaecae6e947051c26973f6c3e2243f2db520be1f4ec1c0d473

  • SHA512

    7c0eb1276f37ddb6e1955a80d6738ff54862c6d5311a9fd5f2f006939c32242f1254d8cd8e3a47db509dfe7877553bf5f76026c41c58dfd5f0d805c1f3f88bf2

  • SSDEEP

    1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ:tVIr7zI+fAceoGxSKKo5

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ModiLoader Second Stage 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • UPX packed file 12 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b37b39e97b479ca5d286ff4d1d1c200_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\3b37b39e97b479ca5d286ff4d1d1c200_NEIKI.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
        PID:5040
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5040 -s 84
          3⤵
          • Program crash
          PID:2248
      • C:\Users\Admin\AppData\Local\Temp\3b37b39e97b479ca5d286ff4d1d1c200_NEIKI.exe
        "C:\Users\Admin\AppData\Local\Temp\3b37b39e97b479ca5d286ff4d1d1c200_NEIKI.exe"
        2⤵
        • Checks computer location settings
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4292
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\UWIMR.bat" "
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1676
          • C:\Windows\SysWOW64\reg.exe
            REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows WA" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe" /f
            4⤵
            • Adds Run key to start application
            PID:1404
        • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1704
          • C:\Windows\SysWOW64\svchost.exe
            "C:\Windows\system32\svchost.exe"
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            PID:1536
          • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:3876
          • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
            4⤵
            • Executes dropped EXE
            PID:4620
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 5040 -ip 5040
      1⤵
        PID:1384

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\UWIMR.txt

        Filesize

        148B

        MD5

        3a4614705555abb049c3298e61170b7f

        SHA1

        c8686410756f346d9551256a5b878b04770950ba

        SHA256

        cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

        SHA512

        65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

      • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe

        Filesize

        112KB

        MD5

        6f4df1112ee296f673386f469c82e964

        SHA1

        34629c37a93a8a1ae7c979d8356163a922ec888d

        SHA256

        5fb94d448941330a6ea9bfc2c2ff84bf591c1265e3659f3771f8dbb14e6e665f

        SHA512

        9cd25b6466893cebd63c82223faf979d574ccae4b28e2b42bbd5f103484907cb2a8e8725f586aad1d960b39bd667cdc0c1edba8383e8478295ae2787a2e76575

      • memory/116-10-0x0000000002AE0000-0x0000000002AE2000-memory.dmp

        Filesize

        8KB

      • memory/116-5-0x0000000002920000-0x0000000002922000-memory.dmp

        Filesize

        8KB

      • memory/116-3-0x0000000002190000-0x0000000002192000-memory.dmp

        Filesize

        8KB

      • memory/116-9-0x0000000002960000-0x0000000002962000-memory.dmp

        Filesize

        8KB

      • memory/116-8-0x0000000002930000-0x0000000002932000-memory.dmp

        Filesize

        8KB

      • memory/116-4-0x0000000002900000-0x0000000002902000-memory.dmp

        Filesize

        8KB

      • memory/116-2-0x0000000002180000-0x0000000002182000-memory.dmp

        Filesize

        8KB

      • memory/1536-74-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/1536-54-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/1536-50-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/1536-44-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/1704-42-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/1704-65-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/1704-43-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/1704-45-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/1704-41-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3876-68-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/4292-17-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/4292-14-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/4292-13-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/4292-66-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/4292-11-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/4620-56-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4620-64-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4620-60-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4620-69-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4620-63-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4620-61-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB