Analysis

  • max time kernel
    120s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-11-2024 07:04

General

  • Target

    825bd02a85d1a5a895751bda816eb927f84c010d9a90f184276a5eb38e4b891a.exe

  • Size

    90KB

  • MD5

    d86a772d2529b3074434b793e32f27f8

  • SHA1

    4d19cfdfca8abc1e7cc4011c7fd2d6b32044c439

  • SHA256

    825bd02a85d1a5a895751bda816eb927f84c010d9a90f184276a5eb38e4b891a

  • SHA512

    047453205ad3617b293ed70ffdbb4bd3be44a40b735f6bc0c574baa1acf1137d858f302469079e05600f9821b40ce4be69a8157f55162cb1efa2c6a1900b03fd

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDC:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3k

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 27 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\825bd02a85d1a5a895751bda816eb927f84c010d9a90f184276a5eb38e4b891a.exe
    "C:\Users\Admin\AppData\Local\Temp\825bd02a85d1a5a895751bda816eb927f84c010d9a90f184276a5eb38e4b891a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Users\Admin\AppData\Local\Temp\825bd02a85d1a5a895751bda816eb927f84c010d9a90f184276a5eb38e4b891a.exe
      "C:\Users\Admin\AppData\Local\Temp\825bd02a85d1a5a895751bda816eb927f84c010d9a90f184276a5eb38e4b891a.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2724
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\OINJK.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2996
        • 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:2912
      • 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:2900
        • 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:772
        • 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:796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    c90e1e6ad9b3b393aea84f65be133081

    SHA1

    9287d09e70d242e7ac6313a9546de7173cb37cd5

    SHA256

    73150dce29dea42b140d12ba49e60d67fa0556e2d25358995518e0d4c0351ee7

    SHA512

    fc00953263c8e18713a6819f0dfea448291b4e76bbe16c1d490187858e315e4aaa89ac1ef89063292671a43ce4a495060d5dcf6fbb7484e2cca4c00ad6775909

  • memory/772-264-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/796-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/796-258-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1624-104-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1624-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1624-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1624-80-0x0000000001D10000-0x0000000001D12000-memory.dmp

    Filesize

    8KB

  • memory/1624-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1624-71-0x0000000000670000-0x0000000000671000-memory.dmp

    Filesize

    4KB

  • memory/1624-61-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1624-41-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1624-29-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/1624-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1624-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1624-3-0x00000000001D0000-0x00000000001D1000-memory.dmp

    Filesize

    4KB

  • memory/1624-15-0x00000000001F0000-0x00000000001F1000-memory.dmp

    Filesize

    4KB

  • memory/1624-110-0x00000000025D0000-0x0000000002623000-memory.dmp

    Filesize

    332KB

  • memory/1624-5-0x00000000001D0000-0x00000000001D1000-memory.dmp

    Filesize

    4KB

  • memory/1624-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1624-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1624-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1624-90-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2724-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-159-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2724-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-153-0x0000000002790000-0x00000000027E3000-memory.dmp

    Filesize

    332KB

  • memory/2724-152-0x0000000002790000-0x00000000027E3000-memory.dmp

    Filesize

    332KB

  • memory/2724-140-0x0000000002790000-0x00000000027E3000-memory.dmp

    Filesize

    332KB

  • memory/2724-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-155-0x0000000002790000-0x00000000027E3000-memory.dmp

    Filesize

    332KB

  • memory/2724-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-160-0x0000000002790000-0x00000000027E3000-memory.dmp

    Filesize

    332KB

  • memory/2724-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-218-0x0000000002790000-0x00000000027E3000-memory.dmp

    Filesize

    332KB

  • memory/2900-173-0x00000000001E0000-0x00000000001E1000-memory.dmp

    Filesize

    4KB

  • memory/2900-221-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-257-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-184-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2900-163-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2900-156-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB