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
    01/12/2024, 21:38

General

  • Target

    c1f7148ad93c2a5da0bc59580618d6a9a06d5ec0752f2ae7ff11164a7f3031bf.exe

  • Size

    90KB

  • MD5

    4ba7f2c52227a76e279f0943f103e90a

  • SHA1

    30191cd71ab4203a59e14b8a4fefd932ea979a2a

  • SHA256

    c1f7148ad93c2a5da0bc59580618d6a9a06d5ec0752f2ae7ff11164a7f3031bf

  • SHA512

    10085ef981716b44f6300ea019173f55c08c60fae8484aad0a9696631f531d0a5be22ea23e877fee8d44c35e4dc9baaf8d33eddcb2f9c93096f265c4e80ca4ed

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDA:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3+

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\c1f7148ad93c2a5da0bc59580618d6a9a06d5ec0752f2ae7ff11164a7f3031bf.exe
    "C:\Users\Admin\AppData\Local\Temp\c1f7148ad93c2a5da0bc59580618d6a9a06d5ec0752f2ae7ff11164a7f3031bf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\c1f7148ad93c2a5da0bc59580618d6a9a06d5ec0752f2ae7ff11164a7f3031bf.exe
      "C:\Users\Admin\AppData\Local\Temp\c1f7148ad93c2a5da0bc59580618d6a9a06d5ec0752f2ae7ff11164a7f3031bf.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:344
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\JOBEQ.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1492
        • 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:452
      • 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:2788
        • 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:2336
        • 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:908

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    d1690431a1e42693e0a2e424beb224b0

    SHA1

    7b74c5cdc8e4d8369163259d7b31b9ec9cde99fa

    SHA256

    c96e2f032a78c5294c4e9bed62bc4212b4f1ba1e92a5338ba50ff6e31ebb37f7

    SHA512

    b9155496b6fdad8d3cf57bb9b079e434d5a6a5900ec4130d083cc1c1164837c653d501516f44ff252a6018eb7b431fed2ad4d19829a44b17335b90fc7b40ec25

  • memory/344-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/344-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/344-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/344-211-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/344-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/344-140-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/344-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/344-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/344-135-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/344-252-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/344-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/344-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/344-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/344-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/344-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/908-260-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/908-251-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1944-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1944-15-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/1944-41-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/1944-61-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/1944-79-0x00000000003D0000-0x00000000003D2000-memory.dmp

    Filesize

    8KB

  • memory/1944-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1944-88-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1944-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1944-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1944-152-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1944-71-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1944-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1944-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1944-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1944-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1944-29-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2336-250-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2336-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2788-166-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2788-177-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

  • memory/2788-214-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2788-254-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2788-156-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB