Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 23:17

General

  • Target

    bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe

  • Size

    90KB

  • MD5

    6690ce2b6e4bd5f705305ef10927e9b0

  • SHA1

    4a42987613ad2331b9694720b30fd64283c30e29

  • SHA256

    bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93

  • SHA512

    96a74a7634bf96aff5c9ef2b70c4ef98b193b443b9b9919a6183ae7d088f649678816d17428adeea070cce53e580fd34bf328dcf376d032739ea054d91a54bf3

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDk:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3u

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 23 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\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe
    "C:\Users\Admin\AppData\Local\Temp\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2592
    • C:\Users\Admin\AppData\Local\Temp\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe
      "C:\Users\Admin\AppData\Local\Temp\bb2d7d79b0b7abd7d80052aab219cdce5d9625c98c0af416f795e1e001332a93.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1276
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\PBDFR.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1480
        • 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:1996
      • 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:1692
        • 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:744
        • 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:3040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    9de798b597f989ade13ad43b6df5e821

    SHA1

    8eb8f05f3766e8fddf5513c06faf4669f07d9c5c

    SHA256

    d08e5cd7d6feae701a3882224bbf12e8e0ddd3bdc4411d096018b7b91c59a7e1

    SHA512

    66d084459132f93cfbc0ac21e30d2795660f9be5a9bbf913bdb1ed6e8b0ac04be18d72b47c92b85fa1f8d0ab7138e6a3f4626109cdafd1b5329d980ac8dcb1b4

  • memory/744-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/744-255-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1276-149-0x00000000024A0000-0x00000000024F3000-memory.dmp

    Filesize

    332KB

  • memory/1276-254-0x00000000024A0000-0x00000000024F3000-memory.dmp

    Filesize

    332KB

  • memory/1276-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-250-0x00000000024A0000-0x00000000024F3000-memory.dmp

    Filesize

    332KB

  • memory/1276-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-249-0x00000000024A0000-0x00000000024F3000-memory.dmp

    Filesize

    332KB

  • memory/1276-212-0x00000000024A0000-0x00000000024F3000-memory.dmp

    Filesize

    332KB

  • memory/1276-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-146-0x00000000024A0000-0x00000000024F3000-memory.dmp

    Filesize

    332KB

  • memory/1276-147-0x00000000024A0000-0x00000000024F3000-memory.dmp

    Filesize

    332KB

  • memory/1276-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1276-148-0x00000000024A0000-0x00000000024F3000-memory.dmp

    Filesize

    332KB

  • memory/1276-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1692-215-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1692-157-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1692-258-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1692-178-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/1692-167-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2592-61-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2592-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2592-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2592-41-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2592-29-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2592-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2592-3-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2592-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2592-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2592-79-0x00000000005F0000-0x00000000005F2000-memory.dmp

    Filesize

    8KB

  • memory/2592-101-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2592-71-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2592-15-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2592-5-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2592-88-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3040-256-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3040-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB