Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-11-2024 09:03

General

  • Target

    c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe

  • Size

    90KB

  • MD5

    85d2952ee904971698cd6d3d3445e46f

  • SHA1

    ed788c1ffac6da8a697fb7395f1e64aa6683f98f

  • SHA256

    c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9

  • SHA512

    5cbde317a105c6b8c7f629c492da43d221407328b7f1ca6a2fa9cb5bbf090308f4bbbf52455f6d27a99ce18278079aad30302e8b129db4ad409aa3f738efa9fc

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDB:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3b

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 19 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 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe
    "C:\Users\Admin\AppData\Local\Temp\c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2476
    • C:\Users\Admin\AppData\Local\Temp\c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe
      "C:\Users\Admin\AppData\Local\Temp\c1d1be2cd6bca0d24b9e10318912f071506e5fe7e0a03947cd09953e47fd80a9.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\BWTSW.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1592
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:952
      • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1892
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:960
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\BWTSW.bat

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

  • \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe

    Filesize

    90KB

    MD5

    3f24e0ba307e489f343bb4bbfbfb6221

    SHA1

    12e9a30ac6ae9aa2e5c58f3a4ec0c31251cc8c82

    SHA256

    28f068a98446ac098ed42e92f504f528c4a9d9a1afff8fce1bd93a5edd3d82b1

    SHA512

    43b80b6a51f4b6bc3e236a1bfa0c59466b6abf78537a0f55cbd32e2b20affc722a04669476ee82e236a20415ec491d81cb12b2a4e3cb819170a2a559c174617c

  • memory/960-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-248-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1372-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1892-178-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/1892-229-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1892-249-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1892-167-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/1892-157-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2476-96-0x0000000002540000-0x0000000002593000-memory.dmp

    Filesize

    332KB

  • memory/2476-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2476-29-0x0000000000460000-0x0000000000461000-memory.dmp

    Filesize

    4KB

  • memory/2476-41-0x0000000000480000-0x0000000000481000-memory.dmp

    Filesize

    4KB

  • memory/2476-61-0x0000000000540000-0x0000000000541000-memory.dmp

    Filesize

    4KB

  • memory/2476-71-0x0000000000560000-0x0000000000561000-memory.dmp

    Filesize

    4KB

  • memory/2476-79-0x0000000000580000-0x0000000000582000-memory.dmp

    Filesize

    8KB

  • memory/2476-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2476-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2476-15-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2476-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2476-17-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2476-5-0x00000000001D0000-0x00000000001D1000-memory.dmp

    Filesize

    4KB

  • memory/2476-3-0x00000000001D0000-0x00000000001D1000-memory.dmp

    Filesize

    4KB

  • memory/2772-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-149-0x0000000003240000-0x0000000003293000-memory.dmp

    Filesize

    332KB

  • memory/2772-148-0x0000000003250000-0x00000000032A3000-memory.dmp

    Filesize

    332KB

  • memory/2772-147-0x0000000003250000-0x00000000032A3000-memory.dmp

    Filesize

    332KB

  • memory/2772-146-0x0000000003250000-0x00000000032A3000-memory.dmp

    Filesize

    332KB

  • memory/2772-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-154-0x0000000003240000-0x0000000003293000-memory.dmp

    Filesize

    332KB

  • memory/2772-145-0x0000000003240000-0x0000000003293000-memory.dmp

    Filesize

    332KB

  • memory/2772-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-228-0x0000000003250000-0x00000000032A3000-memory.dmp

    Filesize

    332KB

  • memory/2772-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-254-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-90-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-247-0x0000000003240000-0x0000000003293000-memory.dmp

    Filesize

    332KB

  • memory/2772-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2772-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB