Analysis

  • max time kernel
    118s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 04:45

General

  • Target

    03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe

  • Size

    90KB

  • MD5

    0ac3423bfb9926aa77a923c0041dd120

  • SHA1

    26f8d9039fbc45d206f26275263043c91ea3285e

  • SHA256

    03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7

  • SHA512

    55a0be3e37ce447aba755c49603d9adb36abf5197df8973f527fc81aed6ae8a8d4851f6e21c275735ac5eda1f143c679e5a68396d6e1d96b38f002184393e429

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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 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\03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe
    "C:\Users\Admin\AppData\Local\Temp\03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Users\Admin\AppData\Local\Temp\03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe
      "C:\Users\Admin\AppData\Local\Temp\03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1508
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\EFABW.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1584
        • 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:2380
      • 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:2068
        • 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:2096
        • 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:1228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    f3d582b35d8ff13ccfb7a98260c80d6c

    SHA1

    c6c191f1c3561bf9c0a6c6ad2ac7c88476833d8b

    SHA256

    c6b57d6cc4a15fe655f5d80607777879e76b92cd84054066c0d5efceb894cf9c

    SHA512

    49bee6b0327acd3e806cc946be0201adc2c140efa945e0bcdc7f90aeccbee4abacffb625efa75fce8c3b3bdf91367d720489a9fa4c377ab730466b6985f1b53e

  • memory/1228-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1228-250-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1508-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1508-248-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-247-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-249-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-243-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-213-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-146-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-147-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-148-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-145-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-149-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/1508-89-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2068-156-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2068-256-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2068-214-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2068-166-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2068-177-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2076-100-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2076-15-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2076-104-0x0000000000550000-0x00000000005A3000-memory.dmp

    Filesize

    332KB

  • memory/2076-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2076-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2076-71-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2076-95-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2076-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2076-29-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/2076-5-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2076-41-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2076-61-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2076-79-0x00000000003F0000-0x00000000003F2000-memory.dmp

    Filesize

    8KB

  • memory/2076-3-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2096-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB