Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-01-2025 17:07

General

  • Target

    f63b36bd16f1514c222d3b1430fc33950c6cb65fb27105a87cbf28d1214e17b3N.exe

  • Size

    90KB

  • MD5

    ab981f1f8f99d7f63e37881984ac2010

  • SHA1

    4e8ee33a65eccb6a5a6c3a0f5c66cfb42efecbe3

  • SHA256

    f63b36bd16f1514c222d3b1430fc33950c6cb65fb27105a87cbf28d1214e17b3

  • SHA512

    a4d1881ea4854db2c9a4659b2ea288d87515d5c2894490a85acc3bcc74e30603c57190d74dc861be5cb69a8c17ba5c6eb501c683cf716e83c6c915426b3c2e42

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD/:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3J

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 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\f63b36bd16f1514c222d3b1430fc33950c6cb65fb27105a87cbf28d1214e17b3N.exe
    "C:\Users\Admin\AppData\Local\Temp\f63b36bd16f1514c222d3b1430fc33950c6cb65fb27105a87cbf28d1214e17b3N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2908
    • C:\Users\Admin\AppData\Local\Temp\f63b36bd16f1514c222d3b1430fc33950c6cb65fb27105a87cbf28d1214e17b3N.exe
      "C:\Users\Admin\AppData\Local\Temp\f63b36bd16f1514c222d3b1430fc33950c6cb65fb27105a87cbf28d1214e17b3N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2668
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\HIDBE.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2476
        • 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:2952
      • 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:2236
        • 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:1492
        • 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:2516

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    36aa41338d66a546303ca2485ebf1fc8

    SHA1

    6265bf2f44c2bba1323fb6c85bf307906c680507

    SHA256

    5f9f1784eb9cbe8e236ade22237e85aa400941e130a028b5b09b6e8fc7d7a7a7

    SHA512

    7a2de4196748449793e987b9332987e40175b488d479487b5d1dae269918050889c79d8b626e167c8c7e5c202d7011efed86c2a5d936fc01049d300084d54678

  • memory/1492-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2236-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2236-249-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2236-167-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2236-218-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2236-178-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2236-157-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2516-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2516-250-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2668-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-136-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/2668-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-241-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/2668-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-149-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/2668-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2668-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-150-0x0000000003140000-0x0000000003193000-memory.dmp

    Filesize

    332KB

  • memory/2908-41-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/2908-79-0x00000000007F0000-0x00000000007F2000-memory.dmp

    Filesize

    8KB

  • memory/2908-29-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2908-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2908-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2908-61-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2908-71-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2908-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2908-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2908-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2908-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2908-5-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2908-107-0x0000000002790000-0x00000000027E3000-memory.dmp

    Filesize

    332KB

  • memory/2908-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2908-15-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2908-3-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB