Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2024 16:13

General

  • Target

    6480c5db7c9a5bc2963d6b6ad433337f5afb7063bc9f7e10b26492e37868ac31N.exe

  • Size

    90KB

  • MD5

    62fecff66d960a40e11a18ce04f1aa10

  • SHA1

    2ee1948fb84298a45388ba83d0502c6e88ab52ca

  • SHA256

    6480c5db7c9a5bc2963d6b6ad433337f5afb7063bc9f7e10b26492e37868ac31

  • SHA512

    cb6dfe5b7b1092baea572a327e3b59cf32e1c1fa24c36d973c5da4751d45b2a2c9b6a050755e785410cf6bc36f8bf9e2039dc0f7beae506ad517e97a558b93b7

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD7:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Z

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 24 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\6480c5db7c9a5bc2963d6b6ad433337f5afb7063bc9f7e10b26492e37868ac31N.exe
    "C:\Users\Admin\AppData\Local\Temp\6480c5db7c9a5bc2963d6b6ad433337f5afb7063bc9f7e10b26492e37868ac31N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1156
    • C:\Users\Admin\AppData\Local\Temp\6480c5db7c9a5bc2963d6b6ad433337f5afb7063bc9f7e10b26492e37868ac31N.exe
      "C:\Users\Admin\AppData\Local\Temp\6480c5db7c9a5bc2963d6b6ad433337f5afb7063bc9f7e10b26492e37868ac31N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2736
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\GKYHH.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2900
        • 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:1440
      • 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:2740
        • 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:1620
        • 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:740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    dfb80c1d2908e5c45c6e114bc7f91db3

    SHA1

    3f8174d9f2f12f9ccb383062e2c2d0a05707a5fd

    SHA256

    2fb3ec6add0181ad7b53cf022c29f59dca04b49155818e052d9c374f5f370460

    SHA512

    50c070eff5143cafd606462561839c30724ef1a5559a703f116160342f4b005f4fe99e1a077804346447ddd49d0f294d590c53ffa6b129e324cbca599a843b0d

  • memory/740-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/740-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1156-29-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/1156-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1156-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1156-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1156-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1156-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1156-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1156-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1156-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1156-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1156-41-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/1156-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1156-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/1156-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1156-61-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/1156-71-0x0000000000380000-0x0000000000381000-memory.dmp

    Filesize

    4KB

  • memory/1620-256-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1620-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-147-0x0000000002840000-0x0000000002893000-memory.dmp

    Filesize

    332KB

  • memory/2736-146-0x0000000002840000-0x0000000002893000-memory.dmp

    Filesize

    332KB

  • memory/2736-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-148-0x0000000002840000-0x0000000002893000-memory.dmp

    Filesize

    332KB

  • memory/2736-214-0x0000000002840000-0x0000000002893000-memory.dmp

    Filesize

    332KB

  • memory/2736-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2736-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-255-0x0000000002840000-0x0000000002893000-memory.dmp

    Filesize

    332KB

  • memory/2736-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2736-258-0x0000000002840000-0x0000000002893000-memory.dmp

    Filesize

    332KB

  • memory/2740-249-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2740-219-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2740-157-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/2740-167-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2740-178-0x0000000000600000-0x0000000000601000-memory.dmp

    Filesize

    4KB

  • memory/2740-150-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB