Analysis

  • max time kernel
    118s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 02:25

General

  • Target

    b0a7d91dd979daf9f3ae0cc7d54c995efb79795f4f3afa98646a823806e71ed0N.exe

  • Size

    112KB

  • MD5

    d247e859286fa761441e4bb50248fb80

  • SHA1

    890eab6e280bc2db7e9fd557f7aba57a7cb6d2d0

  • SHA256

    b0a7d91dd979daf9f3ae0cc7d54c995efb79795f4f3afa98646a823806e71ed0

  • SHA512

    5f69347d9b76aa17e2d4287283c445fc17b169b55b005aa52fed7e4b792e3b9a7b26123071044e6e3935d6a8e77d1979b201dd6840f5c52aca277f93ed804fcd

  • 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 family
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • UPX packed file 12 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b0a7d91dd979daf9f3ae0cc7d54c995efb79795f4f3afa98646a823806e71ed0N.exe
    "C:\Users\Admin\AppData\Local\Temp\b0a7d91dd979daf9f3ae0cc7d54c995efb79795f4f3afa98646a823806e71ed0N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:824
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
        PID:2136
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 84
          3⤵
          • Program crash
          PID:1320
      • C:\Users\Admin\AppData\Local\Temp\b0a7d91dd979daf9f3ae0cc7d54c995efb79795f4f3afa98646a823806e71ed0N.exe
        "C:\Users\Admin\AppData\Local\Temp\b0a7d91dd979daf9f3ae0cc7d54c995efb79795f4f3afa98646a823806e71ed0N.exe"
        2⤵
        • Checks computer location settings
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4272
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DQGUQ.bat" "
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3192
          • 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
            • System Location Discovery: System Language Discovery
            PID:3448
        • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:232
          • C:\Windows\SysWOW64\svchost.exe
            "C:\Windows\system32\svchost.exe"
            4⤵
              PID:4464
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 84
                5⤵
                • Program crash
                PID:652
            • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
              4⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:1624
            • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
              4⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:1416
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2136 -ip 2136
        1⤵
          PID:3060
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4464 -ip 4464
          1⤵
            PID:4544

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            148B

            MD5

            3a4614705555abb049c3298e61170b7f

            SHA1

            c8686410756f346d9551256a5b878b04770950ba

            SHA256

            cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

            SHA512

            65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

            Filesize

            112KB

            MD5

            a21f9f913025940713ef0656533415e2

            SHA1

            4742c8fbb50745a781d8a70ef685fa5063fd33b2

            SHA256

            6b43af65436a2f2770dac6708f0b5d3eb07bc05a3290073265950a107162cbcb

            SHA512

            dd819b4134be4396c3bee83607dcf8cbf076e2bf51c6e197fd52144aa2c65b7e1e3c3e343b057706d706602014caae82dca30378bc9e81be64faa0c77e004a13

          • memory/232-62-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/232-43-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/232-42-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/232-44-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/232-46-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/824-6-0x0000000002C80000-0x0000000002C82000-memory.dmp

            Filesize

            8KB

          • memory/824-3-0x0000000002C40000-0x0000000002C42000-memory.dmp

            Filesize

            8KB

          • memory/824-14-0x00000000024E0000-0x00000000024E2000-memory.dmp

            Filesize

            8KB

          • memory/824-9-0x0000000002D30000-0x0000000002D32000-memory.dmp

            Filesize

            8KB

          • memory/824-15-0x0000000002C40000-0x0000000002C42000-memory.dmp

            Filesize

            8KB

          • memory/824-7-0x0000000002CC0000-0x0000000002CC2000-memory.dmp

            Filesize

            8KB

          • memory/824-5-0x0000000002C70000-0x0000000002C72000-memory.dmp

            Filesize

            8KB

          • memory/824-4-0x0000000002C50000-0x0000000002C52000-memory.dmp

            Filesize

            8KB

          • memory/824-2-0x00000000024E0000-0x00000000024E2000-memory.dmp

            Filesize

            8KB

          • memory/1416-61-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1416-53-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1416-57-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1416-58-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1416-60-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1416-66-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1624-65-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/4272-45-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/4272-16-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/4272-10-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/4272-12-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/4272-63-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB