Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2024 14:50

General

  • Target

    47c8c3af541350cd2b1535d44811b3b5fd570648a728fdcbfd8f425faf09d0eaN.exe

  • Size

    90KB

  • MD5

    a83518f0f756396a9d6fc176e3710e3f

  • SHA1

    aa3c6a1235f59df3e975abe5df45b5e62f3cd9c8

  • SHA256

    7eb08bb176f4afae1f9a3c619d8c32425ce15edcd06d9ce15257bb301e836092

  • SHA512

    62934339adbbbe87fb66fb2c7f40f7069e7756aa6e1b059ab6920d8df89e878852d3f1f80de536a6a57cbeba1241a5e4c250730eda377574a963965acefc4270

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDi:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3U

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\47c8c3af541350cd2b1535d44811b3b5fd570648a728fdcbfd8f425faf09d0eaN.exe
    "C:\Users\Admin\AppData\Local\Temp\47c8c3af541350cd2b1535d44811b3b5fd570648a728fdcbfd8f425faf09d0eaN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Users\Admin\AppData\Local\Temp\47c8c3af541350cd2b1535d44811b3b5fd570648a728fdcbfd8f425faf09d0eaN.exe
      "C:\Users\Admin\AppData\Local\Temp\47c8c3af541350cd2b1535d44811b3b5fd570648a728fdcbfd8f425faf09d0eaN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1372
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\ULAVR.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:752
        • 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:1468
      • 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:1144
        • 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:856
        • 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:1720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    20c896870cd2cd136b54d352a34da8a6

    SHA1

    8c8e36153a34d2cf6c5f809166cf1eeb14599b1b

    SHA256

    18f8e458080e23bece0471b0fce7dca2e4dcf39c50f552c15015314320f3e930

    SHA512

    26e76d633447fe5bba782dcaf0bcadcf98251ba0375adf91b686c1ce9326655f97b0dfb8cecd086f25dd9a6968efd22f3f8837f4529f0c364f8cd4276228d616

  • memory/856-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/856-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1144-259-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1144-168-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/1144-179-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

  • memory/1144-223-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1144-158-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1372-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1372-214-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/1372-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-213-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/1372-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-217-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/1372-218-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/1372-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-135-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/1372-148-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/1372-149-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/1372-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1372-151-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/1372-150-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/1720-258-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1720-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2528-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2528-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2528-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2528-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2528-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2528-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2528-28-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2528-70-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

  • memory/2528-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2528-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2528-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2528-60-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2528-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2528-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2528-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2528-40-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB