Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-01-2025 16:03

General

  • Target

    dc28d366c8aedaacdef334d27e73ac401bcd939b9281edf045fab62a69d21b18N.exe

  • Size

    90KB

  • MD5

    e461ae38fe15fdb5fb8db31e042b1a60

  • SHA1

    6ea2112fbf6e19f3f1ea82d2c83a4588d7eb19e5

  • SHA256

    dc28d366c8aedaacdef334d27e73ac401bcd939b9281edf045fab62a69d21b18

  • SHA512

    8530165e540322dff9ce69d0feaaccf5c829453185589862b5cdf67a247eea62ed51002855171c962e226ac2e395894fa0a9f3fd2ec2f21857824b6bf8b83cd3

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD7:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3F

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 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\dc28d366c8aedaacdef334d27e73ac401bcd939b9281edf045fab62a69d21b18N.exe
    "C:\Users\Admin\AppData\Local\Temp\dc28d366c8aedaacdef334d27e73ac401bcd939b9281edf045fab62a69d21b18N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Users\Admin\AppData\Local\Temp\dc28d366c8aedaacdef334d27e73ac401bcd939b9281edf045fab62a69d21b18N.exe
      "C:\Users\Admin\AppData\Local\Temp\dc28d366c8aedaacdef334d27e73ac401bcd939b9281edf045fab62a69d21b18N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2592
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\ALSWI.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1628
        • 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:1580
      • 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:2836
        • 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:3028
        • 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:1372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    3f9c536fa5f1486ce194d3f6db82ce99

    SHA1

    cfaa6902eb425011e8d3b43ce01a86d837dfbc87

    SHA256

    a3e8d57a7c44088a7a1127f6c14b1c5bf65d68c64d3b28f2ccf1bfa669416b4e

    SHA512

    373ee949f40397e748200faf6d7172b0edafbf008bdbdce8fe6f22e6522070bb26b2ae0490822defb5aec8259c57e229926153df163e1fcfda7280b1027c2e2d

  • memory/1372-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1372-256-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2536-154-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2536-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2536-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2536-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2536-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2536-110-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2536-41-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2536-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2536-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2536-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2536-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2536-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2536-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2536-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2536-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2536-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2536-71-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/2536-61-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2592-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-149-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2592-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-150-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-221-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-146-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-217-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-255-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2836-158-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2836-251-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2836-168-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2836-231-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2836-179-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/3028-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB