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Analysis

  • max time kernel
    119s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/12/2024, 22:49

General

  • Target

    d6a46192f5cc84b83bf13dada00f8d1ac41cba3f29cd1f8dc255c9f9ad02c84bN.exe

  • Size

    90KB

  • MD5

    7ca055a62b35514dc312ae477d96e7a0

  • SHA1

    9989c7f35258542d3eb3cbe15d2a2fc86460ff53

  • SHA256

    d6a46192f5cc84b83bf13dada00f8d1ac41cba3f29cd1f8dc255c9f9ad02c84b

  • SHA512

    c0b82f75dcb11f90ab7db025bc3f5f02be00896e5f8ca768ad1fe67700fbfca2cfe80ceebde1733815d3c4cc5f6b4a0225da2fd4a9216ca712667a4927261248

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDl:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3v

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 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\d6a46192f5cc84b83bf13dada00f8d1ac41cba3f29cd1f8dc255c9f9ad02c84bN.exe
    "C:\Users\Admin\AppData\Local\Temp\d6a46192f5cc84b83bf13dada00f8d1ac41cba3f29cd1f8dc255c9f9ad02c84bN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2348
    • C:\Users\Admin\AppData\Local\Temp\d6a46192f5cc84b83bf13dada00f8d1ac41cba3f29cd1f8dc255c9f9ad02c84bN.exe
      "C:\Users\Admin\AppData\Local\Temp\d6a46192f5cc84b83bf13dada00f8d1ac41cba3f29cd1f8dc255c9f9ad02c84bN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\EYAWU.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1528
        • 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:2884
      • 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:2560
        • 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:2108
        • 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:1344

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    a13ca893c0a22160d9619ed29336b8b9

    SHA1

    da893bb588a7e5e99933f622de15ea66d6f82d3d

    SHA256

    1e133d445eb7b189d251c387407d118eaff244e49125392be17cfe2431455b87

    SHA512

    f9a0a2ca6be5aa2e5cc6eb1db21c258f0be6ecd5122d9afbd123bda52228cb7aa3a1afbe746c3bf34cc312226ac003a53e82fd81ed00a8ca97a0cbc258f0c409

  • memory/1344-261-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1344-249-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2108-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2348-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2348-40-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2348-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2348-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2348-80-0x0000000000390000-0x0000000000392000-memory.dmp

    Filesize

    8KB

  • memory/2348-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2348-71-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2348-65-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2348-60-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2348-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2348-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2348-86-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2348-28-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2348-107-0x00000000006B0000-0x0000000000703000-memory.dmp

    Filesize

    332KB

  • memory/2348-17-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2348-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2348-110-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2348-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2560-170-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2560-217-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2560-181-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2560-251-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2560-160-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2612-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-151-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2612-150-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2612-149-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2612-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-157-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2612-152-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2612-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2612-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2612-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB