Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    05-03-2022 22:22

General

  • Target

    05e429f9f9f76709b2b6efe6509e2a82e36e635f5dcfdb8ae9b49e2301751eb9.exe

  • Size

    1.3MB

  • MD5

    815f827cbedec5631f73178fd1ac9aa8

  • SHA1

    faea120b3544f66dd88e237b2422897d50612ba3

  • SHA256

    05e429f9f9f76709b2b6efe6509e2a82e36e635f5dcfdb8ae9b49e2301751eb9

  • SHA512

    9ffaf31f9a9cad70af30ffe9fbddff6598632da78cab14e4c83ae6e2a69ef7be219a7fc56fc34980ae4f8682cac021b9c48d197927895e584eb124731db0103e

Malware Config

Signatures

  • Ouroboros/Zeropadypt

    Ransomware family based on open-source CryptoWire.

  • Modifies Windows Firewall 1 TTPs
  • Drops desktop.ini file(s) 13 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Program Files directory 64 IoCs
  • Program crash 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\05e429f9f9f76709b2b6efe6509e2a82e36e635f5dcfdb8ae9b49e2301751eb9.exe
    "C:\Users\Admin\AppData\Local\Temp\05e429f9f9f76709b2b6efe6509e2a82e36e635f5dcfdb8ae9b49e2301751eb9.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:792
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c net stop MSDTC
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1920
      • C:\Windows\SysWOW64\net.exe
        net stop MSDTC
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:516
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop MSDTC
          4⤵
            PID:268
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c bcdedit /set {default} bootstatuspolicy ignoreallfailures
        2⤵
          PID:1496
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c bcdedit /set {default} recoveryenabled no
          2⤵
            PID:620
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c wbadmin delete catalog -quiet
            2⤵
              PID:1572
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c net stop SQLSERVERAGENT
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:360
              • C:\Windows\SysWOW64\net.exe
                net stop SQLSERVERAGENT
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:2032
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop SQLSERVERAGENT
                  4⤵
                    PID:428
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c net stop MSSQLSERVER
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:1644
                • C:\Windows\SysWOW64\net.exe
                  net stop MSSQLSERVER
                  3⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1640
                  • C:\Windows\SysWOW64\net1.exe
                    C:\Windows\system32\net1 stop MSSQLSERVER
                    4⤵
                      PID:1080
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c net stop vds
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1132
                  • C:\Windows\SysWOW64\net.exe
                    net stop vds
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1788
                    • C:\Windows\SysWOW64\net1.exe
                      C:\Windows\system32\net1 stop vds
                      4⤵
                        PID:1900
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c netsh advfirewall set currentprofile state off
                    2⤵
                      PID:1444
                      • C:\Windows\SysWOW64\netsh.exe
                        netsh advfirewall set currentprofile state off
                        3⤵
                          PID:1512
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c netsh firewall set opmode mode=disable
                        2⤵
                          PID:1616
                          • C:\Windows\SysWOW64\netsh.exe
                            netsh firewall set opmode mode=disable
                            3⤵
                              PID:1936
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /c net stop SQLWriter
                            2⤵
                              PID:1700
                              • C:\Windows\SysWOW64\net.exe
                                net stop SQLWriter
                                3⤵
                                  PID:1192
                                  • C:\Windows\SysWOW64\net1.exe
                                    C:\Windows\system32\net1 stop SQLWriter
                                    4⤵
                                      PID:2012
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /c net stop SQLBrowser
                                  2⤵
                                    PID:2044
                                    • C:\Windows\SysWOW64\net.exe
                                      net stop SQLBrowser
                                      3⤵
                                        PID:912
                                        • C:\Windows\SysWOW64\net1.exe
                                          C:\Windows\system32\net1 stop SQLBrowser
                                          4⤵
                                            PID:1500
                                      • C:\Windows\SysWOW64\cmd.exe
                                        C:\Windows\system32\cmd.exe /c net stop MSSQLSERVER
                                        2⤵
                                          PID:584
                                          • C:\Windows\SysWOW64\net.exe
                                            net stop MSSQLSERVER
                                            3⤵
                                              PID:1516
                                              • C:\Windows\SysWOW64\net1.exe
                                                C:\Windows\system32\net1 stop MSSQLSERVER
                                                4⤵
                                                  PID:336
                                            • C:\Windows\SysWOW64\cmd.exe
                                              C:\Windows\system32\cmd.exe /c net stop MSSQL$CONTOSO1
                                              2⤵
                                                PID:1028
                                                • C:\Windows\SysWOW64\net.exe
                                                  net stop MSSQL$CONTOSO1
                                                  3⤵
                                                    PID:1124
                                                    • C:\Windows\SysWOW64\net1.exe
                                                      C:\Windows\system32\net1 stop MSSQL$CONTOSO1
                                                      4⤵
                                                        PID:1152
                                                  • C:\Windows\SysWOW64\WerFault.exe
                                                    C:\Windows\SysWOW64\WerFault.exe -u -p 792 -s 464
                                                    2⤵
                                                    • Program crash
                                                    PID:1492

                                                Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

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                                                Downloads

                                                • memory/1512-54-0x0000000075321000-0x0000000075323000-memory.dmp

                                                  Filesize

                                                  8KB