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
    18-12-2024 08:01

General

  • Target

    af2520f7572cbedc96b154b8a51ccd7c9ad51e92232bd1f4f1b68482025e2dff.exe

  • Size

    112KB

  • MD5

    0fff5cb1563043acc39b89e10ddede97

  • SHA1

    43cab879cf78c18c4f7dec663beb07f1d9596213

  • SHA256

    af2520f7572cbedc96b154b8a51ccd7c9ad51e92232bd1f4f1b68482025e2dff

  • SHA512

    5d43e26dd94b52013b41dc203261c3d7cb3881a04c23d4e3f87d71a1b00feb5ed06d7d01856d7493ba54a537fa965ad24fb1cfaa8ec0e34ccb2003ce228ab04b

  • SSDEEP

    1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ9:tVIr7zI+fAceoGxSKKo59

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 5 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 13 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\af2520f7572cbedc96b154b8a51ccd7c9ad51e92232bd1f4f1b68482025e2dff.exe
    "C:\Users\Admin\AppData\Local\Temp\af2520f7572cbedc96b154b8a51ccd7c9ad51e92232bd1f4f1b68482025e2dff.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:860
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3884
    • C:\Users\Admin\AppData\Local\Temp\af2520f7572cbedc96b154b8a51ccd7c9ad51e92232bd1f4f1b68482025e2dff.exe
      "C:\Users\Admin\AppData\Local\Temp\af2520f7572cbedc96b154b8a51ccd7c9ad51e92232bd1f4f1b68482025e2dff.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:704
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\XNJIV.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3464
        • 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:1644
      • 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:3700
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\system32\svchost.exe"
          4⤵
            PID:5060
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 84
              5⤵
              • Program crash
              PID:4936
          • 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:2616
          • 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:2028
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5060 -ip 5060
      1⤵
        PID:2272

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        148B

        MD5

        3a4614705555abb049c3298e61170b7f

        SHA1

        c8686410756f346d9551256a5b878b04770950ba

        SHA256

        cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

        SHA512

        65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

        Filesize

        112KB

        MD5

        562ce5989bc73183bb0e257b0011443e

        SHA1

        186f6ef6addb67375ad16925aacbfe3b7bd449de

        SHA256

        3d1c51b2ca7faba27a87914c56c4527c8c27d77bbb3fea59d6125c45bc091cc3

        SHA512

        320c2049678bb33a1422569ef572626cc0a897128cd320fd75274ac4bcf5271e2326d95223eb613b1a161b13c6094af9fa52165f2719c4d4ec353d40803e71c5

      • memory/704-19-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/704-49-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/704-71-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/704-8-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/704-14-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/860-5-0x0000000002CC0000-0x0000000002CC2000-memory.dmp

        Filesize

        8KB

      • memory/860-13-0x0000000002C30000-0x0000000002C32000-memory.dmp

        Filesize

        8KB

      • memory/860-3-0x0000000002C40000-0x0000000002C42000-memory.dmp

        Filesize

        8KB

      • memory/860-4-0x0000000002C70000-0x0000000002C72000-memory.dmp

        Filesize

        8KB

      • memory/860-7-0x0000000002D30000-0x0000000002D32000-memory.dmp

        Filesize

        8KB

      • memory/860-2-0x0000000002C30000-0x0000000002C32000-memory.dmp

        Filesize

        8KB

      • memory/2028-62-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2028-61-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2028-73-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2028-63-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2028-64-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2028-66-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2028-57-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2616-72-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/3700-51-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3700-65-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3700-48-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3700-46-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3700-47-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3884-50-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3884-18-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3884-11-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3884-6-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB