Analysis

  • max time kernel
    111s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2024 22:17

General

  • Target

    778154b0aaf4adc4d2db9cb9bed724db3c48a76f94c6ca431c661f4c6ca83b79.exe

  • Size

    112KB

  • MD5

    5ca948731b59c088486bd330ef956c5e

  • SHA1

    8ffadee6e187b6e3b3e96ac61f871fb3a856f81a

  • SHA256

    778154b0aaf4adc4d2db9cb9bed724db3c48a76f94c6ca431c661f4c6ca83b79

  • SHA512

    ac4a2c2e483fb7ba44e7fc145a67c3c2a853b66f4a43332c9aa88653a4f7d2524ab8987de91bf61a2e7269eec54360fc83158dedec75373afb631b750e389ca9

  • SSDEEP

    1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJt:tVIr7zI+fAceoGxSKKo5t

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\778154b0aaf4adc4d2db9cb9bed724db3c48a76f94c6ca431c661f4c6ca83b79.exe
    "C:\Users\Admin\AppData\Local\Temp\778154b0aaf4adc4d2db9cb9bed724db3c48a76f94c6ca431c661f4c6ca83b79.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
        PID:1336
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1336 -s 84
          3⤵
          • Program crash
          PID:4840
      • C:\Users\Admin\AppData\Local\Temp\778154b0aaf4adc4d2db9cb9bed724db3c48a76f94c6ca431c661f4c6ca83b79.exe
        "C:\Users\Admin\AppData\Local\Temp\778154b0aaf4adc4d2db9cb9bed724db3c48a76f94c6ca431c661f4c6ca83b79.exe"
        2⤵
        • Checks computer location settings
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2260
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\EJYAX.bat" "
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3588
          • 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:5096
        • 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:4508
          • 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:2948
          • 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:2716
          • 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:2760
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 1336 -ip 1336
      1⤵
        PID:4860

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        148B

        MD5

        3a4614705555abb049c3298e61170b7f

        SHA1

        c8686410756f346d9551256a5b878b04770950ba

        SHA256

        cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

        SHA512

        65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

        Filesize

        112KB

        MD5

        41fd3e3d0347ffabc85c4621cebff951

        SHA1

        ba391d5f4e20e4980733e811ac68c04462546cd1

        SHA256

        f0537fe04b5802ffcc8b029eb1431da4b3576d47c0b4565f21ba17dd31a1d783

        SHA512

        68f9f60a6696c24af33b678a37789a601e957de9434e4db537be587d9bec09bd6224e13532be51c4e0dc9d8b8ff717445fb3d9264d3ea543c9afa8f37f3aa1b3

      • memory/912-4-0x0000000002C90000-0x0000000002C92000-memory.dmp

        Filesize

        8KB

      • memory/912-12-0x0000000002C30000-0x0000000002C32000-memory.dmp

        Filesize

        8KB

      • memory/912-7-0x0000000002D30000-0x0000000002D32000-memory.dmp

        Filesize

        8KB

      • memory/912-5-0x0000000002CC0000-0x0000000002CC2000-memory.dmp

        Filesize

        8KB

      • memory/912-3-0x0000000002C50000-0x0000000002C52000-memory.dmp

        Filesize

        8KB

      • memory/912-2-0x0000000002C30000-0x0000000002C32000-memory.dmp

        Filesize

        8KB

      • memory/2260-42-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/2260-8-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/2260-10-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/2260-13-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/2260-68-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/2716-70-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/2760-62-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2760-60-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2760-71-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2760-63-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2760-55-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2760-61-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2948-44-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/2948-46-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/2948-69-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/2948-49-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/4508-41-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/4508-59-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/4508-43-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/4508-40-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/4508-39-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB