Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 21:36

General

  • Target
    ebe54a08cc975eeb9408b69b501dd253743cf732efad541ae5493514b30c6e41.exe
  • Size 226KB
  • Sample240613-1f571s1cmd
  • SHA256 ebe54a08cc975eeb9408b69b501dd253743cf732efad541ae5493514b30c6e41
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3572
      • C:\Users\Admin\AppData\Local\Temp\ebe54a08cc975eeb9408b69b501dd253743cf732efad541ae5493514b30c6e41.exe
        "C:\Users\Admin\AppData\Local\Temp\ebe54a08cc975eeb9408b69b501dd253743cf732efad541ae5493514b30c6e41.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1716
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a9B65.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1592
          • C:\Users\Admin\AppData\Local\Temp\ebe54a08cc975eeb9408b69b501dd253743cf732efad541ae5493514b30c6e41.exe
            "C:\Users\Admin\AppData\Local\Temp\ebe54a08cc975eeb9408b69b501dd253743cf732efad541ae5493514b30c6e41.exe"
            4⤵
            • Executes dropped EXE
            PID:3956
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1552
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3376
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:3840

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            GoogleUpdateCore.exe

            • Path C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe
            • Size 251KB
            • SHA256 df9930ae9e895cacacacbd59048935ac672fee1826cea9a597b0abe072ed3b63
            • MD5 SHA1 SHA512 SSDEEP

            7z.exe

            • Path C:\Program Files\7-Zip\7z.exe
            • Size 570KB
            • SHA256 b084041421f49aee5afd75923abf2d50c561ca7453b74e0ed9abec4116bfe15d
            • MD5 SHA1 SHA512 SSDEEP

            windowsdesktop-runtime-8.0.2-win-x64.exe

            • Path C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe
            • Size 636KB
            • SHA256 82e5b0001f025ca3b8409c98e4fb06c119c68de1e4ef60a156360cb4ef61d19c
            • MD5 SHA1 SHA512 SSDEEP

            $$a9B65.bat

            • Path C:\Users\Admin\AppData\Local\Temp\$$a9B65.bat
            • Size 722B
            • SHA256 7900aa20aef66f4da87fdbbf58e1f391b131cfa835fbd9ed101d975fdaafe56b
            • MD5 SHA1 SHA512

            ebe54a08cc975eeb9408b69b501dd253743cf732efad541ae5493514b30c6e41.exe.exe

            • Path C:\Users\Admin\AppData\Local\Temp\ebe54a08cc975eeb9408b69b501dd253743cf732efad541ae5493514b30c6e41.exe.exe
            • Size 199KB
            • SHA256 a8ec686fbd61845209ce499023b22a1acea6647e9d6df79b8f38b629c536eee4
            • MD5 SHA1 SHA512 SSDEEP

            Logo1_.exe

            • Path C:\Windows\Logo1_.exe
            • Size 26KB
            • SHA256 84b31bdb07009d59793fc0b90ca7daa73de538af5cd6305e86e46a2ff12fa5c8
            • MD5 SHA1 SHA512 SSDEEP

            _desktop.ini

            • Path F:\$RECYCLE.BIN\S-1-5-21-200405930-3877336739-3533750831-1000\_desktop.ini
            • Size 9B
            • SHA256 47a22297ce31d17b0f37251ce63cf2eb146700451caab6dd0aa710d2526c8e42
            • MD5 SHA1 SHA512

            memory/1552-27-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1552-33-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1552-37-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1552-20-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1552-423-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1552-1238-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1552-4966-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1552-13-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1552-5405-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1716-0-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/1716-12-0x0000000000400000-0x0000000000434000-memory.dmp