Analysis

  • max time kernel
    133s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 20:40

General

  • Target

    29493cabfe20d0062a5b7a78bfbe315dde3ffcf339e8c51fb72c36985f4e2333.exe

  • Size

    112KB

  • MD5

    c813b332902039a3a2ae0d16939e90d4

  • SHA1

    31736391ba8d54282775809c56ad5b7ff4e12db2

  • SHA256

    29493cabfe20d0062a5b7a78bfbe315dde3ffcf339e8c51fb72c36985f4e2333

  • SHA512

    b2b9cb83eaf6fdee3f30522bdd4057cf848a90d4fcb043f86bfbf9a550a2044bb26e75acbbb29f90a7dd8d03bfa6abdbd347b962a5ada4b6841dbb355a180172

  • 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 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\29493cabfe20d0062a5b7a78bfbe315dde3ffcf339e8c51fb72c36985f4e2333.exe
    "C:\Users\Admin\AppData\Local\Temp\29493cabfe20d0062a5b7a78bfbe315dde3ffcf339e8c51fb72c36985f4e2333.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3056
    • 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:2588
    • C:\Users\Admin\AppData\Local\Temp\29493cabfe20d0062a5b7a78bfbe315dde3ffcf339e8c51fb72c36985f4e2333.exe
      "C:\Users\Admin\AppData\Local\Temp\29493cabfe20d0062a5b7a78bfbe315dde3ffcf339e8c51fb72c36985f4e2333.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5032
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CFRSN.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2368
        • 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:1596
      • 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:940
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\system32\svchost.exe"
          4⤵
            PID:2668
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 84
              5⤵
              • Program crash
              PID:1700
          • 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:4748
          • 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:2128
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2668 -ip 2668
      1⤵
        PID:2156

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        148B

        MD5

        3a4614705555abb049c3298e61170b7f

        SHA1

        c8686410756f346d9551256a5b878b04770950ba

        SHA256

        cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

        SHA512

        65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

        Filesize

        112KB

        MD5

        7527b65e27e94116c6352a1921a36c5d

        SHA1

        4efe8dc5f600dad2ef8e05ea89c4b72588b6248b

        SHA256

        6e023849b3c36023c1e2cdd8d6129f6de49d90267694d540cb53531cc5f679a3

        SHA512

        07d76c45b29d9ee3efd4542e0cc4c01cc1174978674b202d2d150ba8035a01b231b8dd47d14eeb8795ba6fac80263f2a21f518563fadf628a085013540749eda

      • memory/940-67-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/940-51-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/940-48-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/940-47-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/940-46-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/2128-65-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2128-72-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2128-64-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2128-66-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2128-58-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2128-62-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2588-50-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/2588-19-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/2588-12-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/2588-7-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3056-4-0x00000000022E0000-0x00000000022E2000-memory.dmp

        Filesize

        8KB

      • memory/3056-6-0x0000000002360000-0x0000000002362000-memory.dmp

        Filesize

        8KB

      • memory/3056-5-0x0000000002320000-0x0000000002322000-memory.dmp

        Filesize

        8KB

      • memory/3056-8-0x00000000023D0000-0x00000000023D2000-memory.dmp

        Filesize

        8KB

      • memory/3056-3-0x00000000022D0000-0x00000000022D2000-memory.dmp

        Filesize

        8KB

      • memory/3056-2-0x00000000022C0000-0x00000000022C2000-memory.dmp

        Filesize

        8KB

      • memory/3056-17-0x00000000022C0000-0x00000000022C2000-memory.dmp

        Filesize

        8KB

      • memory/4748-71-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/5032-13-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/5032-49-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/5032-70-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/5032-9-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/5032-18-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB