Analysis

  • max time kernel
    133s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2024 05:36

General

  • Target

    fc895f3405ca7dc13b6cd50535ffc97af404adefb56bf7e83f650d2203873d23.exe

  • Size

    112KB

  • MD5

    aa2816fb07a3778da9bb0d0db86b42a7

  • SHA1

    181719cb65beef3ff0dbf7a5c949949729601561

  • SHA256

    fc895f3405ca7dc13b6cd50535ffc97af404adefb56bf7e83f650d2203873d23

  • SHA512

    bce7d427cf9947bd3f6e12e6c64c58338a65a168b54283aa7fd2b3ad5f5114db88963699589f690311fb8c855416bf9b23c876123b15820659d154ddcfb1801f

  • 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\fc895f3405ca7dc13b6cd50535ffc97af404adefb56bf7e83f650d2203873d23.exe
    "C:\Users\Admin\AppData\Local\Temp\fc895f3405ca7dc13b6cd50535ffc97af404adefb56bf7e83f650d2203873d23.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2584
    • 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:3772
    • C:\Users\Admin\AppData\Local\Temp\fc895f3405ca7dc13b6cd50535ffc97af404adefb56bf7e83f650d2203873d23.exe
      "C:\Users\Admin\AppData\Local\Temp\fc895f3405ca7dc13b6cd50535ffc97af404adefb56bf7e83f650d2203873d23.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5084
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\VLMJS.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:628
        • 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:1880
      • 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:3048
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\system32\svchost.exe"
          4⤵
            PID:1820
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 84
              5⤵
              • Program crash
              PID:3796
          • 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:2460
          • 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:2680
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1820 -ip 1820
      1⤵
        PID:3808

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        148B

        MD5

        3a4614705555abb049c3298e61170b7f

        SHA1

        c8686410756f346d9551256a5b878b04770950ba

        SHA256

        cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

        SHA512

        65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

        Filesize

        112KB

        MD5

        e8316ffc211afb448f70c3070960d233

        SHA1

        6f6d3746004e642e5e4f9d8c418afe8740e88bb0

        SHA256

        a82a95b0e92d96b6d4d7d3966925eacb9e49db40d74c5617d4e8be4aa20b4ca2

        SHA512

        79eb65cf864e8d6bd0c8708e23a5ee9b2d497f2b9e4177884790bd255a04e1c786637cd024646b5deb498dce547a27f8f4ca8fe31c4040bb06b60273878ff0e5

      • memory/2460-71-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/2584-2-0x00000000022B0000-0x00000000022B2000-memory.dmp

        Filesize

        8KB

      • memory/2584-4-0x00000000022E0000-0x00000000022E2000-memory.dmp

        Filesize

        8KB

      • memory/2584-5-0x0000000002A60000-0x0000000002A62000-memory.dmp

        Filesize

        8KB

      • memory/2584-6-0x0000000002A90000-0x0000000002A92000-memory.dmp

        Filesize

        8KB

      • memory/2584-8-0x0000000002B00000-0x0000000002B02000-memory.dmp

        Filesize

        8KB

      • memory/2584-3-0x00000000022C0000-0x00000000022C2000-memory.dmp

        Filesize

        8KB

      • memory/2584-20-0x00000000022B0000-0x00000000022B2000-memory.dmp

        Filesize

        8KB

      • memory/2680-65-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2680-64-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2680-59-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2680-63-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2680-66-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2680-72-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3048-51-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3048-50-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3048-47-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3048-46-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3048-67-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

      • memory/3772-19-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3772-49-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3772-11-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3772-7-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/3772-14-0x0000000000400000-0x000000000040C000-memory.dmp

        Filesize

        48KB

      • memory/5084-48-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/5084-18-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/5084-70-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/5084-9-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/5084-13-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB