Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 23:07

General

  • Target
    776f457b08602595146d9aa48d6f7a53e21d5883716a23821c395e031891c674.exe
  • Size 73KB
  • Sample240603-24gp1adc63
  • SHA256 776f457b08602595146d9aa48d6f7a53e21d5883716a23821c395e031891c674
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:616
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3436
        • C:\Users\Admin\AppData\Local\Temp\776f457b08602595146d9aa48d6f7a53e21d5883716a23821c395e031891c674.exe
          "C:\Users\Admin\AppData\Local\Temp\776f457b08602595146d9aa48d6f7a53e21d5883716a23821c395e031891c674.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:2132
          • C:\Windows\SysWOW64\itdacun-adeas.exe
            "C:\Windows\SysWOW64\itdacun-adeas.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4116
            • C:\Windows\SysWOW64\itdacun-adeas.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2944

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            agsitax-ecooc.exe

            • Path C:\Windows\SysWOW64\agsitax-ecooc.exe
            • Size 74KB
            • SHA256 bc0a8f03d0a9c4fd1996a604850f0cf67dcf2a62cc33821a69f211b9d7912203
            • MD5 SHA1 SHA512 SSDEEP

            ecgehoop.dll

            • Path C:\Windows\SysWOW64\ecgehoop.dll
            • Size 5KB
            • SHA256 76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
            • MD5 SHA1 SHA512 SSDEEP

            etfenit.exe

            • Path C:\Windows\SysWOW64\etfenit.exe
            • Size 73KB
            • SHA256 e01381192c15a186b3bff4148d268fc290313385005535e3f72e96a7acc8be33
            • MD5 SHA1 SHA512 SSDEEP

            itdacun-adeas.exe

            • Path C:\Windows\SysWOW64\itdacun-adeas.exe
            • Size 71KB
            • SHA256 b05a573d794f10c5e1c9a58f6880f060272bd3ddce2f2264be2f6a04da978e72
            • MD5 SHA1 SHA512 SSDEEP

            memory/2132-3-0x0000000000400000-0x0000000000403000-memory.dmp

            memory/2944-48-0x0000000000400000-0x0000000000414000-memory.dmp

            memory/4116-47-0x0000000000400000-0x0000000000414000-memory.dmp

            memory/4116-76-0x0000000000400000-0x0000000000414000-memory.dmp