Analysis

  • max time kernel
    120s
  • 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
    06-12-2024 00:55

General

  • Target

    d6da7b2f5bde1817ced30280564edd0982f40186cfcca0e9e8594aac8f5558a5N.exe

  • Size

    112KB

  • MD5

    a47be0223e6235f19ea527c503a23770

  • SHA1

    df9af2d6ba6071bcbdb4f626742cd629471bf706

  • SHA256

    d6da7b2f5bde1817ced30280564edd0982f40186cfcca0e9e8594aac8f5558a5

  • SHA512

    cb0e051e99e8a6ce3ef0a793cd4675503edf71355182754c9ef808f606598f67c89e29c4585a8fea21c3875da01c186669c87b6de2f449b529eeb306234fd84d

  • SSDEEP

    1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJb:tVIr7zI+fAceoGxSKKo5b

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 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • 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\d6da7b2f5bde1817ced30280564edd0982f40186cfcca0e9e8594aac8f5558a5N.exe
    "C:\Users\Admin\AppData\Local\Temp\d6da7b2f5bde1817ced30280564edd0982f40186cfcca0e9e8594aac8f5558a5N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5016
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
        PID:1060
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1060 -s 84
          3⤵
          • Program crash
          PID:2144
      • C:\Users\Admin\AppData\Local\Temp\d6da7b2f5bde1817ced30280564edd0982f40186cfcca0e9e8594aac8f5558a5N.exe
        "C:\Users\Admin\AppData\Local\Temp\d6da7b2f5bde1817ced30280564edd0982f40186cfcca0e9e8594aac8f5558a5N.exe"
        2⤵
        • Checks computer location settings
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3348
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\PLMXU.bat" "
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5028
          • 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:2272
        • 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:836
          • C:\Windows\SysWOW64\svchost.exe
            "C:\Windows\system32\svchost.exe"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            PID:4636
          • 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:4524
          • 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:936
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1060 -ip 1060
      1⤵
        PID:980

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        148B

        MD5

        3a4614705555abb049c3298e61170b7f

        SHA1

        c8686410756f346d9551256a5b878b04770950ba

        SHA256

        cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

        SHA512

        65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

        Filesize

        112KB

        MD5

        0ec06cc041ee5cd1d7464473b966315a

        SHA1

        6db7fc16ff3e9f1aa2a73609dc6a93e4b996c87f

        SHA256

        8433835f1168dbf7c0240d17c05509c46763c71c6993ff9ca94b637615f75b67

        SHA512

        dec5e3e443fb856bb65f902b9e90c9aea0539a96c36952391384ab3159287ebb427e7205f5bc468e473fea6a3216274e49242a9555b925c22d2df0cd6a78339c

      • memory/836-43-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/836-39-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/836-40-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/836-65-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/836-41-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/936-64-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/936-58-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/936-60-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/936-66-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/936-62-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/936-72-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3348-12-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/3348-9-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/3348-13-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/3348-42-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/3348-69-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/4524-70-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/4636-47-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/4636-57-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/4636-49-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/4636-71-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/4636-44-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/5016-3-0x00000000023F0000-0x00000000023F2000-memory.dmp

        Filesize

        8KB

      • memory/5016-8-0x0000000002D30000-0x0000000002D32000-memory.dmp

        Filesize

        8KB

      • memory/5016-6-0x0000000002CC0000-0x0000000002CC2000-memory.dmp

        Filesize

        8KB

      • memory/5016-5-0x0000000002440000-0x0000000002442000-memory.dmp

        Filesize

        8KB

      • memory/5016-4-0x0000000002420000-0x0000000002422000-memory.dmp

        Filesize

        8KB

      • memory/5016-11-0x00000000023E0000-0x00000000023E2000-memory.dmp

        Filesize

        8KB

      • memory/5016-2-0x00000000023E0000-0x00000000023E2000-memory.dmp

        Filesize

        8KB