Analysis

  • max time kernel
    119s
  • max time network
    28s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08-01-2025 18:48

General

  • Target

    a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe

  • Size

    90KB

  • MD5

    f59dc9da826236ebaa8ddd7ac3ec6060

  • SHA1

    d89ca5755f3229daa89ba85972420cb98f3f4419

  • SHA256

    a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7e

  • SHA512

    18f4ac8dd5ec221224740a242959579c90627ceb0721b3f4396bd92e8415363bb4b9655511f32c4335cfe235ca35c3ac8d5ebb63132cb909885451c438c40e14

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDV:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3P

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 2 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 26 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 63 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe
    "C:\Users\Admin\AppData\Local\Temp\a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1176
    • C:\Users\Admin\AppData\Local\Temp\a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe
      "C:\Users\Admin\AppData\Local\Temp\a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2292
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\MKOJR.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2108
        • 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:1476
      • 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:3012
        • 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:1060
        • 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:880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    884c40f18d9c6a03f0c9efa5fa77b9ed

    SHA1

    8a8060f3b9e8de5c919b383b81bca226e0bb8527

    SHA256

    5bd08825a537ce08beeaa78ab071af03f3e87df7476ebadf40ef9d81fa6acdb3

    SHA512

    d6cd8a83ec03e2eb3720d5802aa2f375a0885467983ae937552a7846e02ed5e7cc3c3f9b18f945a43265a31c9f22df426edab9917568beb0e4f4db865ee6c72c

  • memory/880-259-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/880-268-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1060-265-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1176-7-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1176-63-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/1176-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1176-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1176-85-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1176-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1176-81-0x00000000005F0000-0x00000000005F2000-memory.dmp

    Filesize

    8KB

  • memory/1176-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1176-73-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/1176-18-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/1176-43-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1176-31-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/1176-96-0x0000000002640000-0x0000000002693000-memory.dmp

    Filesize

    332KB

  • memory/1176-17-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1176-108-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1176-28-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1176-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1176-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1176-4-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2292-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2292-157-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2292-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2292-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2292-103-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2292-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2292-153-0x0000000002B90000-0x0000000002BE3000-memory.dmp

    Filesize

    332KB

  • memory/2292-152-0x0000000002B90000-0x0000000002BE3000-memory.dmp

    Filesize

    332KB

  • memory/2292-151-0x0000000002B90000-0x0000000002BE3000-memory.dmp

    Filesize

    332KB

  • memory/2292-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2292-160-0x0000000002B90000-0x0000000002BE3000-memory.dmp

    Filesize

    332KB

  • memory/2292-159-0x0000000002B90000-0x0000000002BE3000-memory.dmp

    Filesize

    332KB

  • memory/2292-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2292-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2292-114-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2292-264-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3012-261-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3012-228-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3012-232-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3012-163-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB