Resubmissions

17/05/2024, 14:16

240517-rlfd4sbe59

07/02/2024, 13:21

240207-qlmmrahhgr6

Analysis

  • max time kernel
    145s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/02/2024, 13:21

General

  • Target
    220509 - (Cabinet Meeting 2022)/Increasingly confident US is baiting China.exe
  • Size 397KB
  • Sample240207-qlmmrahhgr
  • SHA256 4761183bc8bff993a5551916eda73c84bb8f9eadd24c4c19587045bb91609a83
  • MD5 SHA1 SHA512 SSDEEP
Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\220509 - (Cabinet Meeting 2022)\Increasingly confident US is baiting China.exe
    "C:\Users\Admin\AppData\Local\Temp\220509 - (Cabinet Meeting 2022)\Increasingly confident US is baiting China.exe"
    1⤵
      PID:1352
      • C:\Windows\SysWOW64\schtasks.exe
        /F /Create /TN Microsoft_Licensing /sc minute /MO 1 /TR C:\Users\Public\Libraries\Graphics\AdobeLicensing.exe
        2⤵
        • Creates scheduled task(s)
        PID:860
      • C:\Windows\SysWOW64\cmd.exe
        /C reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v Graphics /t REG_SZ /d "Rundll32.exe SHELL32.DLL,ShellExec_RunDLL "C:\Users\Public\Libraries\Graphics\AdobeLicensing.exe"" /f
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5016
        • C:\Windows\SysWOW64\reg.exe
          reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v Graphics /t REG_SZ /d "Rundll32.exe SHELL32.DLL,ShellExec_RunDLL "C:\Users\Public\Libraries\Graphics\AdobeLicensing.exe"" /f
          3⤵
          • Adds Run key to start application
          • Modifies registry key
          PID:3660
    • C:\Users\Public\Libraries\Graphics\AdobeLicensing.exe
      C:\Users\Public\Libraries\Graphics\AdobeLicensing.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1864
    • C:\Users\Public\Libraries\Graphics\AdobeLicensing.exe
      C:\Users\Public\Libraries\Graphics\AdobeLicensing.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:4476

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          AdobeLicensing.exe

          • Path C:\Users\Public\Libraries\Graphics\AdobeLicensing.exe
          • Size 397KB
          • SHA256 4761183bc8bff993a5551916eda73c84bb8f9eadd24c4c19587045bb91609a83
          • MD5 SHA1 SHA512 SSDEEP

          libcef.dll

          • Path C:\Users\Public\Libraries\Graphics\libcef.dll
          • Size 190KB
          • SHA256 966ab1c468e3fc7d8d8b2d73a9ca9a85d352a0db8043c5eab36dd304a5915812
          • MD5 SHA1 SHA512 SSDEEP

          memory/1352-3-0x0000000000DA0000-0x0000000000DA2000-memory.dmp

          memory/1352-4-0x0000000002860000-0x0000000002871000-memory.dmp