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Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/09/2024, 09:38

General

  • Target

    58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe

  • Size

    90KB

  • MD5

    216fa3d25d0d55d373e5ad83af328070

  • SHA1

    195fc5f5f1061640700e0e810e3b454d1581bb18

  • SHA256

    58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5

  • SHA512

    8423788f994d2e5018c133c0a33d2f8b3f2b60019ef98a24b3213391a2d74e63d43f1f53f768bdfba9d60d0e8bd3b0cd9396963b79011eb3e2af371a199ad89f

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDh:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3v

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • 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 23 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\58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe
    "C:\Users\Admin\AppData\Local\Temp\58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2748
    • C:\Users\Admin\AppData\Local\Temp\58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe
      "C:\Users\Admin\AppData\Local\Temp\58f3d953b2c45d984f8a7d847566f975d0ad4c5df9f8bff0bd3308ab1d0c6ae5N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2396
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\WTCCN.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2892
        • 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:2060
      • 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:2972
        • 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:2316
        • 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:2004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    d6091b03837eec638ec40841d5fb9da8

    SHA1

    fd792d320e3ff42a3435242fe5c0f25833beb245

    SHA256

    fc1de00e56d94cc050acbbbe0fae93a0b6fc33221e7818ec1538a579127d2974

    SHA512

    16ca9e3e13bc86b636bb4edd19a3d67f7c718dce23728d0b80ab1f7c67fc2f9e6407b7df3790fb778542e62db7abc44a6657923176e16993a126e66792b9a816

  • memory/2004-261-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2004-249-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2316-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2396-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-237-0x00000000033A0000-0x00000000033F3000-memory.dmp

    Filesize

    332KB

  • memory/2396-147-0x00000000033A0000-0x00000000033F3000-memory.dmp

    Filesize

    332KB

  • memory/2396-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2396-148-0x00000000033A0000-0x00000000033F3000-memory.dmp

    Filesize

    332KB

  • memory/2396-149-0x00000000033A0000-0x00000000033F3000-memory.dmp

    Filesize

    332KB

  • memory/2396-134-0x00000000033A0000-0x00000000033F3000-memory.dmp

    Filesize

    332KB

  • memory/2748-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2748-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2748-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2748-29-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2748-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2748-41-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2748-61-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2748-71-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2748-79-0x0000000000330000-0x0000000000332000-memory.dmp

    Filesize

    8KB

  • memory/2748-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2748-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2748-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2748-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2748-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2748-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2748-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-167-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2972-251-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-178-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2972-213-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-157-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB