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
    03-12-2024 05:49

General

  • Target

    9964178bebe9759c72775046af9b712b614b9b095c2a83fe159da815a891366d.exe

  • Size

    90KB

  • MD5

    71afb0014d8d22f051d401828f17df55

  • SHA1

    d39455b1dae395d6ce20a3e79db346f561ced606

  • SHA256

    9964178bebe9759c72775046af9b712b614b9b095c2a83fe159da815a891366d

  • SHA512

    061087dfde0dbf14450a25020df7e55a3a8aa84e81c464e066fb1cfbac4282f201fad720abddcf374b1e9d41a5831bb28077b3e625970e2204a0c4bb9bae9cec

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDA:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3W

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 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\9964178bebe9759c72775046af9b712b614b9b095c2a83fe159da815a891366d.exe
    "C:\Users\Admin\AppData\Local\Temp\9964178bebe9759c72775046af9b712b614b9b095c2a83fe159da815a891366d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\9964178bebe9759c72775046af9b712b614b9b095c2a83fe159da815a891366d.exe
      "C:\Users\Admin\AppData\Local\Temp\9964178bebe9759c72775046af9b712b614b9b095c2a83fe159da815a891366d.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2640
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\ONRFI.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:976
        • 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:2944
      • 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:2572
        • 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:1352
        • 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:1980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    1b748e12d588a7bc580c22d9bf472214

    SHA1

    742a7f23c11e69e3175a86322c215994c574e992

    SHA256

    08bd6064c862e6880001968aae33c38504997bc178b71991691d1b4d3cdc749e

    SHA512

    bc86ea0b9b62f2f6668910cafeb5d7a3e2f78db79384fdb7a9ea3fb0f560bba0e699b425d7b5480d1fd32bc98f97bd69a228c2bb306c0a691b72493d6f937dcd

  • memory/1352-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1980-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1980-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2124-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-155-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2124-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2124-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2124-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-28-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2124-40-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2124-46-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-61-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/2124-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2124-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2124-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/2572-160-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2572-223-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2572-181-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2572-170-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2572-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2640-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-136-0x00000000031C0000-0x0000000003213000-memory.dmp

    Filesize

    332KB

  • memory/2640-151-0x00000000031C0000-0x0000000003213000-memory.dmp

    Filesize

    332KB

  • memory/2640-150-0x00000000031C0000-0x0000000003213000-memory.dmp

    Filesize

    332KB

  • memory/2640-149-0x00000000031C0000-0x0000000003213000-memory.dmp

    Filesize

    332KB

  • memory/2640-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-157-0x00000000031C0000-0x0000000003213000-memory.dmp

    Filesize

    332KB

  • memory/2640-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-218-0x00000000031C0000-0x0000000003213000-memory.dmp

    Filesize

    332KB

  • memory/2640-215-0x00000000031C0000-0x0000000003213000-memory.dmp

    Filesize

    332KB

  • memory/2640-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-256-0x00000000031C0000-0x0000000003213000-memory.dmp

    Filesize

    332KB

  • memory/2640-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2640-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB