Analysis

  • max time kernel
    86s
  • 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
    04-12-2024 19:30

General

  • Target

    768bf11a71ad277a3504c6147fd90719de1f1ce3e58e51c4e2eef5954497f2d9.exe

  • Size

    112KB

  • MD5

    993f0d06b1ca04346c0797041186994e

  • SHA1

    e3c20df0ed65e0f99f423f51a9ddad0bb3a4d6a0

  • SHA256

    768bf11a71ad277a3504c6147fd90719de1f1ce3e58e51c4e2eef5954497f2d9

  • SHA512

    17d6d2e04cd3b85814554165a6fd586d637c8c81ef3d920445ab571a247594a851ffcb1f5b6d7dc3789f4deaa7bb7aa17d90bc0b394b6d863eeef4c71358c0d7

  • 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 54 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\768bf11a71ad277a3504c6147fd90719de1f1ce3e58e51c4e2eef5954497f2d9.exe
    "C:\Users\Admin\AppData\Local\Temp\768bf11a71ad277a3504c6147fd90719de1f1ce3e58e51c4e2eef5954497f2d9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:708
    • 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:3448
    • C:\Users\Admin\AppData\Local\Temp\768bf11a71ad277a3504c6147fd90719de1f1ce3e58e51c4e2eef5954497f2d9.exe
      "C:\Users\Admin\AppData\Local\Temp\768bf11a71ad277a3504c6147fd90719de1f1ce3e58e51c4e2eef5954497f2d9.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1780
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\MDYCN.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:664
        • 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:728
      • 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:1756
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\system32\svchost.exe"
          4⤵
            PID:3972
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3972 -s 84
              5⤵
              • Program crash
              PID:2344
          • 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:5060
          • 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:5000
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 3972 -ip 3972
      1⤵
        PID:404

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        148B

        MD5

        3a4614705555abb049c3298e61170b7f

        SHA1

        c8686410756f346d9551256a5b878b04770950ba

        SHA256

        cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

        SHA512

        65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

        Filesize

        112KB

        MD5

        b3c951c30cee5d78de125ddd6339eae5

        SHA1

        a6eddc3716b79092802b4892b46f159ad5b058a1

        SHA256

        7b8d625da85038a181df33fdfe5fd5e725bd12f6355aab148622baee738201f1

        SHA512

        86f09469a6b751c6ea2a31a022953a6da3def14e6bda1e52607a93be942312753b1ec56e4bb5202af9d2c2247abd282affc1ceb09888a2a97578dc63d4f30899

      • memory/708-20-0x0000000002B30000-0x0000000002B32000-memory.dmp

        Filesize

        8KB

      • memory/708-8-0x0000000002D30000-0x0000000002D32000-memory.dmp

        Filesize

        8KB

      • memory/708-3-0x0000000002B50000-0x0000000002B52000-memory.dmp

        Filesize

        8KB

      • memory/708-4-0x0000000002B60000-0x0000000002B62000-memory.dmp

        Filesize

        8KB

      • memory/708-17-0x00000000022C0000-0x00000000022C2000-memory.dmp

        Filesize

        8KB

      • memory/708-2-0x00000000022C0000-0x00000000022C2000-memory.dmp

        Filesize

        8KB

      • memory/708-5-0x0000000002BA0000-0x0000000002BA2000-memory.dmp

        Filesize

        8KB

      • memory/1756-47-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/1756-46-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/1756-48-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/1756-67-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/1756-51-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/1780-18-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/1780-9-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/1780-15-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/1780-49-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/1780-68-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/3448-16-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3448-50-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3448-10-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3448-6-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/5000-61-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5000-64-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5000-66-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5000-62-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5000-58-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5000-71-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5060-70-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB