Analysis

  • max time kernel
    188s
  • max time network
    200s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 01:23

General

  • Target

    fa5cf7c1c4387f043c8e56eed7e5d7edfedc562d68a6f9d7c3d74aaf4d63bedf.exe

  • Size

    83KB

  • MD5

    3665e65c0248e4102425db89c37ae2a4

  • SHA1

    4bed1461233c3e2611432dfd55ad5c8f0be3b8d5

  • SHA256

    fa5cf7c1c4387f043c8e56eed7e5d7edfedc562d68a6f9d7c3d74aaf4d63bedf

  • SHA512

    e0abddbb5aacb2f567aea09400056f69cca65600ffb21088d993bc8385bcbda01ba18aa3fcbd5b060e406174258583afa9d0c521f28b7d5adcb66d942eda734a

  • SSDEEP

    1536:KLJ3LvzanlrQfLSrDzjpGdTG/Dbhgk1Gzp7B7X63eABoakkbv2Fb65R:uJ3LvkruinEwDSqGX7YeABROb65R

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 5 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:676
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:620
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:328
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            2⤵
              PID:788
          • C:\Windows\System32\svchost.exe
            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
            1⤵
              PID:724
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
              1⤵
                PID:1104
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                1⤵
                  PID:2120
                • C:\Windows\System32\svchost.exe
                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                  1⤵
                    PID:2676
                  • C:\Windows\System32\RuntimeBroker.exe
                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                    1⤵
                      PID:3408
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      1⤵
                        PID:1396
                      • C:\Windows\system32\wbem\wmiprvse.exe
                        C:\Windows\system32\wbem\wmiprvse.exe
                        1⤵
                          PID:1792
                        • C:\Windows\system32\backgroundTaskHost.exe
                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                          1⤵
                            PID:1296
                          • C:\Windows\system32\backgroundTaskHost.exe
                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                            1⤵
                              PID:1324
                            • C:\Windows\System32\svchost.exe
                              C:\Windows\System32\svchost.exe -k WerSvcGroup
                              1⤵
                                PID:4676
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                1⤵
                                  PID:3316
                                • C:\Windows\System32\svchost.exe
                                  C:\Windows\System32\svchost.exe -k netsvcs -p
                                  1⤵
                                    PID:64
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                    1⤵
                                      PID:3620
                                    • C:\Windows\System32\svchost.exe
                                      C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                      1⤵
                                        PID:2604
                                      • C:\Windows\system32\SppExtComObj.exe
                                        C:\Windows\system32\SppExtComObj.exe -Embedding
                                        1⤵
                                          PID:1928
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                          1⤵
                                            PID:4192
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                            1⤵
                                              PID:4348
                                            • C:\Windows\System32\svchost.exe
                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                              1⤵
                                                PID:2160
                                              • C:\Windows\System32\RuntimeBroker.exe
                                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                1⤵
                                                  PID:4668
                                                • C:\Windows\system32\DllHost.exe
                                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                  1⤵
                                                    PID:3840
                                                  • C:\Windows\System32\RuntimeBroker.exe
                                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                    1⤵
                                                      PID:3760
                                                    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                                      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                                      1⤵
                                                        PID:3492
                                                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                                        1⤵
                                                          PID:3344
                                                        • C:\Windows\system32\DllHost.exe
                                                          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                          1⤵
                                                            PID:3244
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                            1⤵
                                                              PID:2804
                                                            • C:\Windows\Explorer.EXE
                                                              C:\Windows\Explorer.EXE
                                                              1⤵
                                                                PID:372
                                                                • C:\Users\Admin\AppData\Local\Temp\fa5cf7c1c4387f043c8e56eed7e5d7edfedc562d68a6f9d7c3d74aaf4d63bedf.exe
                                                                  "C:\Users\Admin\AppData\Local\Temp\fa5cf7c1c4387f043c8e56eed7e5d7edfedc562d68a6f9d7c3d74aaf4d63bedf.exe"
                                                                  2⤵
                                                                  • Modifies firewall policy service
                                                                  • Checks computer location settings
                                                                  • Drops startup file
                                                                  • Adds Run key to start application
                                                                  • Drops file in System32 directory
                                                                  • Suspicious behavior: EnumeratesProcesses
                                                                  • Suspicious behavior: MapViewOfSection
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  • Suspicious use of WriteProcessMemory
                                                                  PID:3032
                                                                  • C:\Windows\SysWOW64\WerFault.exe
                                                                    C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 1732
                                                                    3⤵
                                                                    • Program crash
                                                                    PID:3664
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                1⤵
                                                                  PID:2684
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                  1⤵
                                                                    PID:2664
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                    1⤵
                                                                      PID:2632
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                      1⤵
                                                                        PID:2564
                                                                      • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                        "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                        1⤵
                                                                          PID:2548
                                                                        • C:\Windows\system32\taskhostw.exe
                                                                          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                                          1⤵
                                                                            PID:2464
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                            1⤵
                                                                              PID:2440
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                              1⤵
                                                                                PID:2432
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                1⤵
                                                                                  PID:2396
                                                                                • C:\Windows\system32\sihost.exe
                                                                                  sihost.exe
                                                                                  1⤵
                                                                                    PID:2332
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                    1⤵
                                                                                      PID:2140
                                                                                    • C:\Windows\System32\svchost.exe
                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                      1⤵
                                                                                        PID:2072
                                                                                      • C:\Windows\System32\spoolsv.exe
                                                                                        C:\Windows\System32\spoolsv.exe
                                                                                        1⤵
                                                                                          PID:1616
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                          1⤵
                                                                                            PID:1996
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                            1⤵
                                                                                              PID:1984
                                                                                            • C:\Windows\System32\svchost.exe
                                                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                              1⤵
                                                                                                PID:1916
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                1⤵
                                                                                                  PID:1884
                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                  1⤵
                                                                                                    PID:1808
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                    1⤵
                                                                                                      PID:1768
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                                      1⤵
                                                                                                        PID:1704
                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                        1⤵
                                                                                                          PID:1692
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                          1⤵
                                                                                                            PID:1632
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                            1⤵
                                                                                                              PID:1600
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                              1⤵
                                                                                                                PID:1492
                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                1⤵
                                                                                                                  PID:1484
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                  1⤵
                                                                                                                    PID:1472
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                    1⤵
                                                                                                                      PID:1424
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                                                                                      1⤵
                                                                                                                        PID:1276
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                        1⤵
                                                                                                                          PID:1260
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                          1⤵
                                                                                                                            PID:1204
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                                            1⤵
                                                                                                                              PID:1128
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                                                                                              1⤵
                                                                                                                                PID:1076
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                                                                                                1⤵
                                                                                                                                  PID:1032
                                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                                  1⤵
                                                                                                                                    PID:948
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                                                                                                                    1⤵
                                                                                                                                      PID:536
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                                                                                                      1⤵
                                                                                                                                        PID:952
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k RPCSS -p
                                                                                                                                        1⤵
                                                                                                                                          PID:900
                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                          C:\Windows\system32\svchost.exe -k DcomLaunch -p
                                                                                                                                          1⤵
                                                                                                                                            PID:800
                                                                                                                                          • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                            "fontdrvhost.exe"
                                                                                                                                            1⤵
                                                                                                                                              PID:784
                                                                                                                                            • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                              C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3032 -ip 3032
                                                                                                                                              1⤵
                                                                                                                                                PID:2420

                                                                                                                                              Network

                                                                                                                                              MITRE ATT&CK Enterprise v6

                                                                                                                                              Replay Monitor

                                                                                                                                              Loading Replay Monitor...

                                                                                                                                              Downloads

                                                                                                                                              • memory/3032-132-0x0000000000400000-0x0000000000494000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                592KB

                                                                                                                                              • memory/3032-133-0x0000000000400000-0x0000000000494000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                592KB

                                                                                                                                              • memory/3032-134-0x0000000000400000-0x0000000000494000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                592KB

                                                                                                                                              • memory/3032-135-0x0000000000400000-0x0000000000494000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                592KB