Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2024 22:10

General

  • Target

    4d54cf68ee665e6125431e9cc9c92ef0fae98ef1494d41d9e09b6d5d2f038402.exe

  • Size

    90KB

  • MD5

    c9aef0f4637920070799f2a37d0bbe37

  • SHA1

    8a22ab3d4d3f91f9f3dbffe3117b24e4b7d3db20

  • SHA256

    4d54cf68ee665e6125431e9cc9c92ef0fae98ef1494d41d9e09b6d5d2f038402

  • SHA512

    e0e8039831cdc4faacacdc0a62c4da5a53815d2f6dadcaa425fe9a5da9c7ef7f7fc76c3c125ac3e2906e23eb1a9c02d506d47fa3de931833f27852b2f06b7e80

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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 22 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\4d54cf68ee665e6125431e9cc9c92ef0fae98ef1494d41d9e09b6d5d2f038402.exe
    "C:\Users\Admin\AppData\Local\Temp\4d54cf68ee665e6125431e9cc9c92ef0fae98ef1494d41d9e09b6d5d2f038402.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Users\Admin\AppData\Local\Temp\4d54cf68ee665e6125431e9cc9c92ef0fae98ef1494d41d9e09b6d5d2f038402.exe
      "C:\Users\Admin\AppData\Local\Temp\4d54cf68ee665e6125431e9cc9c92ef0fae98ef1494d41d9e09b6d5d2f038402.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2548
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\TSFNE.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2620
        • 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:696
      • 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:2828
        • 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:1356
        • 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:1292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    973056a53aa5a7f83eee0f6cd067f225

    SHA1

    13895b8d2d84f9e093ddd69c91cc1de28f43bceb

    SHA256

    0d02c606a64ba1c179b575377d378499174677e227c9b9f0d4ddddbfd1e5e5c4

    SHA512

    b75d4fb51259db7ae73ff02a2ff105c21bdaea41ce6faa0ff4ed35e801c7d3a48f10760df657bf251d123ba6b993281c9ee29eb70166ec36b16a235d3b093838

  • memory/548-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/548-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/548-61-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/548-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/548-29-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/548-79-0x0000000000480000-0x0000000000482000-memory.dmp

    Filesize

    8KB

  • memory/548-71-0x0000000000460000-0x0000000000461000-memory.dmp

    Filesize

    4KB

  • memory/548-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/548-41-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/548-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/548-90-0x0000000002580000-0x00000000025D3000-memory.dmp

    Filesize

    332KB

  • memory/548-18-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/548-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/548-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1292-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1292-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1356-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2548-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-148-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2548-147-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2548-146-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2548-145-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2548-149-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2548-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-155-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2548-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-190-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2548-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2548-234-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2828-168-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2828-179-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2828-257-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2828-216-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2828-252-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2828-158-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2828-151-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB