Overview

overview

10

Static

static

8

SvHost-3.exe

windows7_x64

10

SvHost-3.exe

windows10_x64

10

Resubmissions

25-06-2021 19:07

210625-wj3es9fxde 10

24-06-2021 06:02

210624-78vvv4fkks 10

Analysis

  • max time kernel
    50s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    25-06-2021 19:07

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General

  • Target

    SvHost-3.exe

  • Size

    1.3MB

  • MD5

    6d0cefa5b7f1744aa5dbc041c50b1709

  • SHA1

    023fe5cafe7f0b32bfaf1b3549785e4d36a13b63

  • SHA256

    c6da46d2abe90035674272a826d1203dde07338e27e3ebefc6335cbedb389019

  • SHA512

    fb3bef44b77d7d3b83c42f769236f2c7646f1642d07f3650199d6511a111b31cb917fdc9d776d0e4be5cffb374a162ce4cd09925463b94f9bf8be50501f66631

Score
10/10
ouroborosxmrigevasionminerransomwarespywarestealer

Malware Config

Signatures

  • Ouroboros/Zeropadypt

    Ransomware family based on open-source CryptoWire.

    ransomwareouroboros
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • Drops file in Drivers directory 9 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 1 IoCs
  • Loads dropped DLL 3 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
  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • NTFS ADS 7 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 40 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SvHost-3.exe
    "C:\Users\Admin\AppData\Local\Temp\SvHost-3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Users\Admin\AppData\Local\Temp\Windows Session Manager.exe
      "C:\Users\Admin\AppData\Local\Temp\Windows Session Manager.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • 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:1372
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c net stop MSDTC
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:772
        • C:\Windows\SysWOW64\net.exe
          net stop MSDTC
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:684
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop MSDTC
            5⤵
              PID:1776
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c bcdedit /set {default} bootstatuspolicy ignoreallfailures
          3⤵
            PID:1520
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c bcdedit /set {default} recoveryenabled no
            3⤵
              PID:340
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c wbadmin delete catalog -quiet
              3⤵
                PID:1576
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c net stop SQLSERVERAGENT
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:552
                • C:\Windows\SysWOW64\net.exe
                  net stop SQLSERVERAGENT
                  4⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1908
                  • C:\Windows\SysWOW64\net1.exe
                    C:\Windows\system32\net1 stop SQLSERVERAGENT
                    5⤵
                      PID:540
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c net stop MSSQLSERVER
                  3⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1624
                  • C:\Windows\SysWOW64\net.exe
                    net stop MSSQLSERVER
                    4⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1652
                    • C:\Windows\SysWOW64\net1.exe
                      C:\Windows\system32\net1 stop MSSQLSERVER
                      5⤵
                        PID:1016
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c net stop vds
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1148
                    • C:\Windows\SysWOW64\net.exe
                      net stop vds
                      4⤵
                      • Suspicious use of WriteProcessMemory
                      PID:612
                      • C:\Windows\SysWOW64\net1.exe
                        C:\Windows\system32\net1 stop vds
                        5⤵
                          PID:1172
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c netsh advfirewall set currentprofile state off
                      3⤵
                        PID:1776
                        • C:\Windows\SysWOW64\netsh.exe
                          netsh advfirewall set currentprofile state off
                          4⤵
                            PID:1608
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c netsh firewall set opmode mode=disable
                          3⤵
                            PID:1556
                            • C:\Windows\SysWOW64\netsh.exe
                              netsh firewall set opmode mode=disable
                              4⤵
                                PID:672
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /c net stop SQLWriter
                              3⤵
                                PID:540
                                • C:\Windows\SysWOW64\net.exe
                                  net stop SQLWriter
                                  4⤵
                                    PID:804
                                    • C:\Windows\SysWOW64\net1.exe
                                      C:\Windows\system32\net1 stop SQLWriter
                                      5⤵
                                        PID:1384
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /c net stop SQLBrowser
                                    3⤵
                                      PID:1016
                                      • C:\Windows\SysWOW64\net.exe
                                        net stop SQLBrowser
                                        4⤵
                                          PID:1712
                                          • C:\Windows\SysWOW64\net1.exe
                                            C:\Windows\system32\net1 stop SQLBrowser
                                            5⤵
                                              PID:1640
                                        • C:\Windows\SysWOW64\cmd.exe
                                          C:\Windows\system32\cmd.exe /c net stop MSSQLSERVER
                                          3⤵
                                            PID:1172
                                            • C:\Windows\SysWOW64\net.exe
                                              net stop MSSQLSERVER
                                              4⤵
                                                PID:828
                                                • C:\Windows\SysWOW64\net1.exe
                                                  C:\Windows\system32\net1 stop MSSQLSERVER
                                                  5⤵
                                                    PID:548
                                              • C:\Windows\SysWOW64\cmd.exe
                                                C:\Windows\system32\cmd.exe /c net stop MSSQL$CONTOSO1
                                                3⤵
                                                  PID:1904
                                                  • C:\Windows\SysWOW64\net.exe
                                                    net stop MSSQL$CONTOSO1
                                                    4⤵
                                                      PID:1584
                                                      • C:\Windows\SysWOW64\net1.exe
                                                        C:\Windows\system32\net1 stop MSSQL$CONTOSO1
                                                        5⤵
                                                          PID:928
                                                • C:\Windows\system32\taskmgr.exe
                                                  "C:\Windows\system32\taskmgr.exe" /4
                                                  1⤵
                                                  • Suspicious behavior: EnumeratesProcesses
                                                  • Suspicious behavior: GetForegroundWindowSpam
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  • Suspicious use of FindShellTrayWindow
                                                  • Suspicious use of SendNotifyMessage
                                                  PID:1392

                                                Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

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                                                Downloads

                                                • memory/1048-60-0x0000000075721000-0x0000000075723000-memory.dmp

                                                  Filesize

                                                  8KB

                                                  Download

                                                • memory/1392-102-0x000007FEFBB41000-0x000007FEFBB43000-memory.dmp

                                                  Filesize

                                                  8KB

                                                  Download