Analysis

  • max time kernel
    150s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/12/2024, 04:02

General

  • Target
    29bda570966cf934b38ff7b1613f9330709307405391ced5452bd9cc63736331.cmd
  • Size 2.8MB
  • Sample241220-embfbszler
  • SHA256 29bda570966cf934b38ff7b1613f9330709307405391ced5452bd9cc63736331
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 61 IoCs
  • Executes dropped EXE 8 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\29bda570966cf934b38ff7b1613f9330709307405391ced5452bd9cc63736331.cmd"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Windows\System32\extrac32.exe
      C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"
      2⤵
        PID:3176
      • C:\Users\Public\alpha.exe
        C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4052
        • C:\Windows\system32\extrac32.exe
          extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
          3⤵
            PID:2076
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\29bda570966cf934b38ff7b1613f9330709307405391ced5452bd9cc63736331.cmd" "C:\\Users\\Public\\spoolsv.MPEG" 9
          2⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2716
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\29bda570966cf934b38ff7b1613f9330709307405391ced5452bd9cc63736331.cmd" "C:\\Users\\Public\\spoolsv.MPEG" 9
            3⤵
            • Executes dropped EXE
            PID:2736
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\spoolsv.MPEG" "C:\\Users\\Public\\Libraries\\spoolsv.COM" 12
          2⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3976
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\spoolsv.MPEG" "C:\\Users\\Public\\Libraries\\spoolsv.COM" 12
            3⤵
            • Executes dropped EXE
            PID:3752
        • C:\Users\Public\Libraries\spoolsv.COM
          C:\Users\Public\Libraries\spoolsv.COM
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1180
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\kn.exe" / A / F / Q / S
          2⤵
          • Executes dropped EXE
          PID:1392
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\spoolsv.MPEG" / A / F / Q / S
          2⤵
          • Executes dropped EXE
          PID:2428

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            spoolsv.COM

            • Path C:\Users\Public\Libraries\spoolsv.COM
            • Size 995KB
            • SHA256 baa12b649fddd77ef62ecd2b3169fab9bb5fbe78404175485f9a7fb48dc4456d
            • MD5 SHA1 SHA512 SSDEEP

            alpha.exe

            • Path C:\Users\Public\alpha.exe
            • Size 283KB
            • SHA256 b99d61d874728edc0918ca0eb10eab93d381e7367e377406e65963366c874450
            • MD5 SHA1 SHA512 SSDEEP

            kn.exe

            • Path C:\Users\Public\kn.exe
            • Size 1.6MB
            • SHA256 8de7b4eb1301d6cbe4ea2c8d13b83280453eb64e3b3c80756bbd1560d65ca4d2
            • MD5 SHA1 SHA512 SSDEEP

            spoolsv.MPEG

            • Path C:\Users\Public\spoolsv.MPEG
            • Size 1.9MB
            • SHA256 ad93393e701dc0ebf905589e548ffa4a1bb894c34e70f8ee730e3fdf34158779
            • MD5 SHA1 SHA512 SSDEEP

            memory/1180-28-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-29-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-31-0x0000000000400000-0x0000000000502000-memory.dmp

            memory/1180-33-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-36-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-35-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-41-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-48-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-63-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-104-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-77-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-103-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-76-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-99-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-98-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-73-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-72-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-96-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-95-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-71-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-93-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-69-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-91-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-90-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-67-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-86-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-64-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-62-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-61-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-58-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-101-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-57-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-74-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-55-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-94-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-54-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-70-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-92-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-52-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-51-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-68-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-66-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-49-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-65-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-85-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-83-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-47-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-46-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-60-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-59-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-45-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-75-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-56-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-44-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-53-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-43-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-50-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-42-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-40-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-39-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-38-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-37-0x0000000002A00000-0x0000000003A00000-memory.dmp

            memory/1180-34-0x0000000002A00000-0x0000000003A00000-memory.dmp