Overview

overview

10

Static

static

05e429f9f9...b9.exe

windows7_x64

10

05e429f9f9...b9.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    51s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    05-03-2022 22:22

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General

  • Target

    05e429f9f9f76709b2b6efe6509e2a82e36e635f5dcfdb8ae9b49e2301751eb9.exe

  • Size

    1.3MB

  • MD5

    815f827cbedec5631f73178fd1ac9aa8

  • SHA1

    faea120b3544f66dd88e237b2422897d50612ba3

  • SHA256

    05e429f9f9f76709b2b6efe6509e2a82e36e635f5dcfdb8ae9b49e2301751eb9

  • SHA512

    9ffaf31f9a9cad70af30ffe9fbddff6598632da78cab14e4c83ae6e2a69ef7be219a7fc56fc34980ae4f8682cac021b9c48d197927895e584eb124731db0103e

Score
10/10
ouroborosevasionransomwarespywarestealer

Malware Config

Signatures

  • Ouroboros/Zeropadypt

    Ransomware family based on open-source CryptoWire.

    ransomwareouroboros
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Drops desktop.ini file(s) 64 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 autorun.inf file 1 TTPs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Program crash 7 IoCs
  • NTFS ADS 20 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 18 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⤵
    • Modifies extensions of user files
    • Drops startup file
    • Drops desktop.ini file(s)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:572
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c net stop MSDTC
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1148
      • C:\Windows\SysWOW64\net.exe
        net stop MSDTC
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1520
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop MSDTC
          4⤵
            PID:1656
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c bcdedit /set {default} bootstatuspolicy ignoreallfailures
        2⤵
          PID:1908
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c bcdedit /set {default} recoveryenabled no
          2⤵
            PID:2288
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c wbadmin delete catalog -quiet
            2⤵
              PID:2680
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c net stop SQLSERVERAGENT
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:3268
              • C:\Windows\SysWOW64\net.exe
                net stop SQLSERVERAGENT
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:544
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop SQLSERVERAGENT
                  4⤵
                    PID:1956
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c net stop MSSQLSERVER
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:4496
                • C:\Windows\SysWOW64\net.exe
                  net stop MSSQLSERVER
                  3⤵
                  • Suspicious use of WriteProcessMemory
                  PID:4824
                  • C:\Windows\SysWOW64\net1.exe
                    C:\Windows\system32\net1 stop MSSQLSERVER
                    4⤵
                      PID:4620
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c net stop vds
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:3432
                  • C:\Windows\SysWOW64\net.exe
                    net stop vds
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1008
                    • C:\Windows\SysWOW64\net1.exe
                      C:\Windows\system32\net1 stop vds
                      4⤵
                        PID:4900
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c netsh advfirewall set currentprofile state off
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1132
                    • C:\Windows\SysWOW64\netsh.exe
                      netsh advfirewall set currentprofile state off
                      3⤵
                        PID:4780
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c netsh firewall set opmode mode=disable
                      2⤵
                      • Suspicious use of WriteProcessMemory
                      PID:1736
                      • C:\Windows\SysWOW64\netsh.exe
                        netsh firewall set opmode mode=disable
                        3⤵
                          PID:2776
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c net stop SQLWriter
                        2⤵
                        • Suspicious use of WriteProcessMemory
                        PID:3276
                        • C:\Windows\SysWOW64\net.exe
                          net stop SQLWriter
                          3⤵
                          • Suspicious use of WriteProcessMemory
                          PID:364
                          • C:\Windows\SysWOW64\net1.exe
                            C:\Windows\system32\net1 stop SQLWriter
                            4⤵
                              PID:1712
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c net stop SQLBrowser
                          2⤵
                            PID:4972
                            • C:\Windows\SysWOW64\net.exe
                              net stop SQLBrowser
                              3⤵
                                PID:4448
                                • C:\Windows\SysWOW64\net1.exe
                                  C:\Windows\system32\net1 stop SQLBrowser
                                  4⤵
                                    PID:744
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c net stop MSSQLSERVER
                                2⤵
                                  PID:4492
                                  • C:\Windows\SysWOW64\net.exe
                                    net stop MSSQLSERVER
                                    3⤵
                                      PID:2972
                                      • C:\Windows\SysWOW64\net1.exe
                                        C:\Windows\system32\net1 stop MSSQLSERVER
                                        4⤵
                                          PID:4648
                                    • C:\Windows\SysWOW64\cmd.exe
                                      C:\Windows\system32\cmd.exe /c net stop MSSQL$CONTOSO1
                                      2⤵
                                        PID:648
                                        • C:\Windows\SysWOW64\net.exe
                                          net stop MSSQL$CONTOSO1
                                          3⤵
                                            PID:3512
                                            • C:\Windows\SysWOW64\net1.exe
                                              C:\Windows\system32\net1 stop MSSQL$CONTOSO1
                                              4⤵
                                                PID:224
                                        • C:\Windows\system32\WerFault.exe
                                          C:\Windows\system32\WerFault.exe -pss -s 412 -p 8 -ip 8
                                          1⤵
                                            PID:4004
                                          • C:\Windows\system32\WerFault.exe
                                            C:\Windows\system32\WerFault.exe -u -p 8 -s 5480
                                            1⤵
                                            • Program crash
                                            PID:3344
                                          • C:\Windows\explorer.exe
                                            explorer.exe
                                            1⤵
                                              PID:2704
                                            • C:\Windows\System32\svchost.exe
                                              C:\Windows\System32\svchost.exe -k netsvcs -p -s BITS
                                              1⤵
                                                PID:4824
                                              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                                1⤵
                                                  PID:1900
                                                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                  1⤵
                                                    PID:3028
                                                    • C:\Windows\system32\WerFault.exe
                                                      C:\Windows\system32\WerFault.exe -u -p 3028 -s 4144
                                                      2⤵
                                                      • Program crash
                                                      PID:5032
                                                  • C:\Windows\system32\WerFault.exe
                                                    C:\Windows\system32\WerFault.exe -pss -s 504 -p 3028 -ip 3028
                                                    1⤵
                                                      PID:3732
                                                    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                      1⤵
                                                        PID:4108
                                                        • C:\Windows\system32\WerFault.exe
                                                          C:\Windows\system32\WerFault.exe -u -p 4108 -s 3888
                                                          2⤵
                                                          • Program crash
                                                          PID:2096
                                                      • C:\Windows\system32\WerFault.exe
                                                        C:\Windows\system32\WerFault.exe -pss -s 540 -p 4108 -ip 4108
                                                        1⤵
                                                          PID:3304
                                                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                          1⤵
                                                            PID:1008
                                                            • C:\Windows\system32\WerFault.exe
                                                              C:\Windows\system32\WerFault.exe -u -p 1008 -s 3876
                                                              2⤵
                                                              • Program crash
                                                              PID:3296
                                                          • C:\Windows\system32\WerFault.exe
                                                            C:\Windows\system32\WerFault.exe -pss -s 468 -p 1008 -ip 1008
                                                            1⤵
                                                              PID:3184
                                                            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                              1⤵
                                                                PID:2828
                                                                • C:\Windows\system32\WerFault.exe
                                                                  C:\Windows\system32\WerFault.exe -u -p 2828 -s 3976
                                                                  2⤵
                                                                  • Program crash
                                                                  PID:3648
                                                              • C:\Windows\system32\WerFault.exe
                                                                C:\Windows\system32\WerFault.exe -pss -s 524 -p 2828 -ip 2828
                                                                1⤵
                                                                  PID:3800
                                                                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                                  1⤵
                                                                    PID:4928
                                                                    • C:\Windows\system32\WerFault.exe
                                                                      C:\Windows\system32\WerFault.exe -u -p 4928 -s 3880
                                                                      2⤵
                                                                      • Program crash
                                                                      PID:3596
                                                                  • C:\Windows\system32\WerFault.exe
                                                                    C:\Windows\system32\WerFault.exe -pss -s 564 -p 4928 -ip 4928
                                                                    1⤵
                                                                      PID:432
                                                                    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                                      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                                      1⤵
                                                                        PID:2172
                                                                        • C:\Windows\system32\WerFault.exe
                                                                          C:\Windows\system32\WerFault.exe -u -p 2172 -s 4464
                                                                          2⤵
                                                                          • Program crash
                                                                          PID:312
                                                                      • C:\Windows\system32\WerFault.exe
                                                                        C:\Windows\system32\WerFault.exe -pss -s 572 -p 2172 -ip 2172
                                                                        1⤵
                                                                          PID:1716

                                                                        Network

                                                                        MITRE ATT&CK Enterprise v6

                                                                        Replay Monitor

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                                                                        Downloads

                                                                        • memory/2704-136-0x0000000004CC0000-0x0000000004CC1000-memory.dmp

                                                                          Filesize

                                                                          4KB

                                                                          Download

                                                                        • memory/4824-134-0x00000255A5F80000-0x00000255A5F84000-memory.dmp

                                                                          Filesize

                                                                          16KB

                                                                          Download

                                                                        • memory/4824-133-0x00000255A5D90000-0x00000255A5DA0000-memory.dmp

                                                                          Filesize

                                                                          64KB

                                                                          Download

                                                                        • memory/4824-132-0x00000255A5B60000-0x00000255A5B70000-memory.dmp

                                                                          Filesize

                                                                          64KB

                                                                          Download