Analysis

  • max time kernel
    4s
  • 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
    13-11-2024 06:37

General

  • Target

    a083b734ccec25830f50e811b259757d4f7bca988532e4692844e5c52dd423b6.exe

  • Size

    112KB

  • MD5

    dfbbd746d85a4a0e49b2080b0086a13a

  • SHA1

    0af9f2ccda1422d64c7f7089eda5caaf4acbc8ca

  • SHA256

    a083b734ccec25830f50e811b259757d4f7bca988532e4692844e5c52dd423b6

  • SHA512

    7eafba786e452ca42437b0a7a1b9ef47807842b32c945eb2b1c96c24834e0c7608d44b5c9d8967282e1a7cb39ab02194f48d863c5b391369317642623db78e92

  • SSDEEP

    1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJp:tVIr7zI+fAceoGxSKKo5p

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).

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a083b734ccec25830f50e811b259757d4f7bca988532e4692844e5c52dd423b6.exe
    "C:\Users\Admin\AppData\Local\Temp\a083b734ccec25830f50e811b259757d4f7bca988532e4692844e5c52dd423b6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2252
    • 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:4700
    • C:\Users\Admin\AppData\Local\Temp\a083b734ccec25830f50e811b259757d4f7bca988532e4692844e5c52dd423b6.exe
      "C:\Users\Admin\AppData\Local\Temp\a083b734ccec25830f50e811b259757d4f7bca988532e4692844e5c52dd423b6.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2288
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\WMNKT.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:748
        • 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:3324
      • 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:1708
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\system32\svchost.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:2276
        • 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 SetWindowsHookEx
          PID:3100
        • 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:4816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    148B

    MD5

    3a4614705555abb049c3298e61170b7f

    SHA1

    c8686410756f346d9551256a5b878b04770950ba

    SHA256

    cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

    SHA512

    65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

    Filesize

    112KB

    MD5

    92d8711a780590e75017aa97d8b0f78b

    SHA1

    134335fcea10c48f7b10c5a941184477da6a862c

    SHA256

    ff2fda27dcb39edd7c5cfdb63f31da2f701d35866af53a8cb4864ee82cd1b712

    SHA512

    630f1ff1c2be7d9b67f3202d8a900babc8da05941be39ebca8d68bf0c951ca026f7175a3c60a84b2c050c602befef2d771f0d5bbaa913ab74eb338071a2b8148

  • memory/1708-74-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1708-49-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1708-48-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1708-50-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1708-53-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2252-7-0x0000000002A90000-0x0000000002A92000-memory.dmp

    Filesize

    8KB

  • memory/2252-9-0x0000000002C20000-0x0000000002C22000-memory.dmp

    Filesize

    8KB

  • memory/2252-2-0x0000000002A00000-0x0000000002A02000-memory.dmp

    Filesize

    8KB

  • memory/2252-18-0x0000000002A00000-0x0000000002A02000-memory.dmp

    Filesize

    8KB

  • memory/2252-6-0x0000000002A60000-0x0000000002A62000-memory.dmp

    Filesize

    8KB

  • memory/2252-5-0x0000000002A50000-0x0000000002A52000-memory.dmp

    Filesize

    8KB

  • memory/2252-4-0x0000000002A30000-0x0000000002A32000-memory.dmp

    Filesize

    8KB

  • memory/2252-3-0x0000000002A10000-0x0000000002A12000-memory.dmp

    Filesize

    8KB

  • memory/2276-65-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2276-78-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2276-56-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2276-54-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2288-20-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2288-75-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2288-52-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2288-22-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2288-17-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3100-77-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4700-16-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/4700-8-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/4700-11-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/4700-51-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/4700-12-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/4816-70-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4816-69-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4816-68-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4816-66-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4816-71-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4816-81-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB