Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-12-2024 01:19

General

  • Target

    2719f648bfc6c4a9cd9b5c57e42d9af6a676ffbfb9410d78fb1a92ceafecc8e3N.exe

  • Size

    90KB

  • MD5

    8bc11daea3cbaeef8e68509bf7ffdef0

  • SHA1

    f815da45b0d17e48b8031a40837d21ae71b98361

  • SHA256

    2719f648bfc6c4a9cd9b5c57e42d9af6a676ffbfb9410d78fb1a92ceafecc8e3

  • SHA512

    e0cf6d22aa5c8e2be780988b7c5bee1d6e38a44c515c23f6b3d06646913b239e25e715550ad4a5938c96833b627f5338d9257c9b9c96190b4b3677a7129b9758

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD5:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3H

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 25 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\2719f648bfc6c4a9cd9b5c57e42d9af6a676ffbfb9410d78fb1a92ceafecc8e3N.exe
    "C:\Users\Admin\AppData\Local\Temp\2719f648bfc6c4a9cd9b5c57e42d9af6a676ffbfb9410d78fb1a92ceafecc8e3N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2488
    • C:\Users\Admin\AppData\Local\Temp\2719f648bfc6c4a9cd9b5c57e42d9af6a676ffbfb9410d78fb1a92ceafecc8e3N.exe
      "C:\Users\Admin\AppData\Local\Temp\2719f648bfc6c4a9cd9b5c57e42d9af6a676ffbfb9410d78fb1a92ceafecc8e3N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\CQPBJ.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2852
        • 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:1524
      • 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:1852
        • 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:2420
        • 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:916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    635cc073ca4fb9ab6140dbe5ab841f72

    SHA1

    85da5050d0ad0e22555ea4f31c0df1fa95c6aa09

    SHA256

    21ce088614217d2e4844145a3a3d0cc365252afc7b0a9ac36aafc5325c7a788c

    SHA512

    62fb6356c77b638a8b80e3053284bb8116827ac9e8443fa2ff44840eeca2e5246487a02d1fb7ad5702b651ba4ad3a67d9261c96b2a3f3c388189bd5be39153bd

  • memory/916-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/916-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1852-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1852-252-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1852-167-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/1852-178-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/1852-218-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1852-157-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2420-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2488-29-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2488-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-3-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2488-15-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2488-5-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2488-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-79-0x0000000001DD0000-0x0000000001DD2000-memory.dmp

    Filesize

    8KB

  • memory/2488-71-0x00000000004B0000-0x00000000004B1000-memory.dmp

    Filesize

    4KB

  • memory/2488-61-0x0000000000490000-0x0000000000491000-memory.dmp

    Filesize

    4KB

  • memory/2488-41-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2488-1-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2488-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2612-149-0x00000000026E0000-0x0000000002733000-memory.dmp

    Filesize

    332KB

  • memory/2612-208-0x00000000026E0000-0x0000000002733000-memory.dmp

    Filesize

    332KB

  • memory/2612-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2612-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-217-0x00000000026E0000-0x0000000002733000-memory.dmp

    Filesize

    332KB

  • memory/2612-216-0x00000000026E0000-0x0000000002733000-memory.dmp

    Filesize

    332KB

  • memory/2612-213-0x00000000026E0000-0x0000000002733000-memory.dmp

    Filesize

    332KB

  • memory/2612-148-0x00000000026E0000-0x0000000002733000-memory.dmp

    Filesize

    332KB

  • memory/2612-135-0x00000000026E0000-0x0000000002733000-memory.dmp

    Filesize

    332KB

  • memory/2612-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB