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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2024, 22:20

General

  • Target

    3004f414336ac194f0570e332010e5fe409541f9618a4cf84d72597cde3b28c4.exe

  • Size

    326KB

  • MD5

    44ac04892f48a8e962c877c37ec883fc

  • SHA1

    7b1604218c99df305d1efff922f2bb79c1303e3f

  • SHA256

    3004f414336ac194f0570e332010e5fe409541f9618a4cf84d72597cde3b28c4

  • SHA512

    1f4fca13e78a0f868998e439143afc7ab80d518c729b5b4a902831c624d810715ff16a590a341717726cf2926ea2b03b9e375fb067f09588a9e943631d6c1c6b

  • SSDEEP

    3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XVn:csxD5cwohO+O1sVG0/pZ6iPC8a

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 19 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 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3004f414336ac194f0570e332010e5fe409541f9618a4cf84d72597cde3b28c4.exe
    "C:\Users\Admin\AppData\Local\Temp\3004f414336ac194f0570e332010e5fe409541f9618a4cf84d72597cde3b28c4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4280
    • C:\Users\Admin\AppData\Local\Temp\3004f414336ac194f0570e332010e5fe409541f9618a4cf84d72597cde3b28c4.exe
      "C:\Users\Admin\AppData\Local\Temp\3004f414336ac194f0570e332010e5fe409541f9618a4cf84d72597cde3b28c4.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3800
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\SXUIU.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2096
        • 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:4720
      • 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:4680
        • 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:3032
        • 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:3176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\SXUIU.txt

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    326KB

    MD5

    bda446bb29b68fa5b8c2bd5910d092f4

    SHA1

    6ebf3215a8d29e640748e62ffabf5cfb1c04bd94

    SHA256

    faaabbd9eab11bd7631ddbccf11b3406dd11fd24b1dfe4cb5adbcc7cfed9819b

    SHA512

    d4c7b190b8ae85b1698b4ab2015140a3976ce8cfe22b9ac23d5ff250824035fa84a964560a8869e5ec7011dc28f21d0aa679f00c24da7e61fd0a3fcaee3cf961

  • memory/3032-59-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3176-51-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3176-47-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3176-60-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3176-54-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3176-55-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3176-53-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3800-13-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3800-57-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3800-39-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3800-8-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3800-10-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4280-7-0x0000000002CA0000-0x0000000002CA2000-memory.dmp

    Filesize

    8KB

  • memory/4280-4-0x0000000002C80000-0x0000000002C82000-memory.dmp

    Filesize

    8KB

  • memory/4280-5-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4280-0-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4280-12-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4280-3-0x0000000002B70000-0x0000000002B72000-memory.dmp

    Filesize

    8KB

  • memory/4680-41-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4680-56-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4680-40-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB