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Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02/01/2025, 03:23

General

  • Target

    b873d378c61c50dbad17b3d1070a6cdf85c6d60f3813c8397793f17f99778e22.exe

  • Size

    90KB

  • MD5

    3c00e14341c5c81c31178f588e2b9161

  • SHA1

    1ca37d09d488cde5939744e040c437081db85f11

  • SHA256

    b873d378c61c50dbad17b3d1070a6cdf85c6d60f3813c8397793f17f99778e22

  • SHA512

    7baa9ab90e17eee8e4f86da0eacb1372a3c96448c1f683ad6281644fe43f7359e950251cdab30fb1da84aa9b01f9725b8461e7cabe3df5f405ffd5136b775dcb

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDj:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3p

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 23 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\b873d378c61c50dbad17b3d1070a6cdf85c6d60f3813c8397793f17f99778e22.exe
    "C:\Users\Admin\AppData\Local\Temp\b873d378c61c50dbad17b3d1070a6cdf85c6d60f3813c8397793f17f99778e22.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2308
    • C:\Users\Admin\AppData\Local\Temp\b873d378c61c50dbad17b3d1070a6cdf85c6d60f3813c8397793f17f99778e22.exe
      "C:\Users\Admin\AppData\Local\Temp\b873d378c61c50dbad17b3d1070a6cdf85c6d60f3813c8397793f17f99778e22.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\FTSEM.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1248
        • 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:1704
      • 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:1696
        • 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:1364
        • 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:1636

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    28e1fd2a8412ef258dc7d4f8ec14830e

    SHA1

    504eab570bdca880612b81adb01e3cfca1411c5b

    SHA256

    6fc5d34ce469ed36e2206729ca02fd126ae41f5270aba6c840c467bf5dc42aa5

    SHA512

    6a18ef80690694dd280c2d0726bf7c7f22e60c50835e6e60f498e2397d504a747e57a3eca71a22984280fd781a591853fd3da726f516b5127b54c83f892e4858

  • memory/1364-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1636-256-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1636-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1696-217-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1696-181-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/1696-170-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1696-258-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1696-160-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2308-59-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-81-0x00000000003A0000-0x00000000003A2000-memory.dmp

    Filesize

    8KB

  • memory/2308-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-41-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2308-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2308-94-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-107-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-16-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2308-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-72-0x0000000000380000-0x0000000000381000-memory.dmp

    Filesize

    4KB

  • memory/2308-62-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2308-13-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2308-95-0x00000000004B0000-0x0000000000503000-memory.dmp

    Filesize

    332KB

  • memory/2308-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2308-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2568-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-152-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2568-151-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2568-150-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2568-157-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-153-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2568-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-102-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2568-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-245-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2568-247-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2568-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB