Analysis

  • max time kernel
    92s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 21:30

General

  • Target

    39f2cb8d6335165a641feb409e011be2ea6e44132c32b2e3830c1e7c906a8dce.dll

  • Size

    220KB

  • MD5

    608b6a2d8da0e13d53f69b4221b1ae48

  • SHA1

    6699e1a674a9d755ac8f852b8ba32dd1b0fce78c

  • SHA256

    39f2cb8d6335165a641feb409e011be2ea6e44132c32b2e3830c1e7c906a8dce

  • SHA512

    80e0a66fed1f8afcc9b85e006987cc1de030e11e8d47f9e9578f2a6575c1c50a9ac969a98233eb5e1912b70c1d0ba0dd9ec6b849bbe2a55e0ab1a38d84f96ea4

  • SSDEEP

    3072:gn2Pxxtd3PQLBvBt0M1qCWzJP0ruTTBaClHpspom7ffrAmpV:oS4LBf0dJ5TTBZbspom7bXD

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 4 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • UPX packed file 3 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:616
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        2⤵
          PID:804
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:380
        • C:\Windows\system32\lsass.exe
          C:\Windows\system32\lsass.exe
          1⤵
            PID:668
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:788
              • C:\Windows\system32\wbem\unsecapp.exe
                C:\Windows\system32\wbem\unsecapp.exe -Embedding
                2⤵
                  PID:3080
                • C:\Windows\system32\DllHost.exe
                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                  2⤵
                    PID:3880
                  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                    2⤵
                      PID:3976
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      2⤵
                        PID:4040
                      • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                        2⤵
                          PID:412
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          2⤵
                            PID:4172
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            2⤵
                              PID:4492
                            • C:\Windows\system32\SppExtComObj.exe
                              C:\Windows\system32\SppExtComObj.exe -Embedding
                              2⤵
                                PID:1644
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                2⤵
                                  PID:3032
                                • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                                  "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                                  2⤵
                                    PID:3256
                                • C:\Windows\system32\fontdrvhost.exe
                                  "fontdrvhost.exe"
                                  1⤵
                                    PID:808
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k RPCSS -p
                                    1⤵
                                      PID:912
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                      1⤵
                                        PID:960
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                        1⤵
                                          PID:428
                                        • C:\Windows\System32\svchost.exe
                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                          1⤵
                                            PID:1040
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                            1⤵
                                              PID:1056
                                            • C:\Windows\System32\svchost.exe
                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                              1⤵
                                                PID:1108
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                1⤵
                                                  PID:1132
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                  1⤵
                                                    PID:1160
                                                    • C:\Windows\system32\taskhostw.exe
                                                      taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                      2⤵
                                                        PID:2928
                                                    • C:\Windows\System32\svchost.exe
                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                      1⤵
                                                        PID:1180
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                        1⤵
                                                          PID:1292
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                          1⤵
                                                            PID:1332
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                            1⤵
                                                              PID:1344
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                              1⤵
                                                                PID:1460
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                1⤵
                                                                  PID:1468
                                                                  • C:\Windows\system32\sihost.exe
                                                                    sihost.exe
                                                                    2⤵
                                                                      PID:2660
                                                                  • C:\Windows\System32\svchost.exe
                                                                    C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                    1⤵
                                                                      PID:1524
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                      1⤵
                                                                        PID:1532
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                        1⤵
                                                                          PID:1668
                                                                        • C:\Windows\System32\svchost.exe
                                                                          C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                          1⤵
                                                                            PID:1720
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                            1⤵
                                                                              PID:1760
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                              1⤵
                                                                                PID:1800
                                                                              • C:\Windows\System32\svchost.exe
                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                1⤵
                                                                                  PID:1840
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                  1⤵
                                                                                    PID:1956
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                    1⤵
                                                                                      PID:1992
                                                                                    • C:\Windows\System32\svchost.exe
                                                                                      C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                      1⤵
                                                                                        PID:1728
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                        1⤵
                                                                                          PID:1780
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                          1⤵
                                                                                            PID:1924
                                                                                          • C:\Windows\System32\spoolsv.exe
                                                                                            C:\Windows\System32\spoolsv.exe
                                                                                            1⤵
                                                                                              PID:2088
                                                                                            • C:\Windows\System32\svchost.exe
                                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                              1⤵
                                                                                                PID:2220
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                1⤵
                                                                                                  PID:2228
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                                  1⤵
                                                                                                    PID:2244
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                    1⤵
                                                                                                      PID:2516
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                      1⤵
                                                                                                        PID:2532
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                        1⤵
                                                                                                          PID:2684
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                          1⤵
                                                                                                            PID:2748
                                                                                                          • C:\Windows\sysmon.exe
                                                                                                            C:\Windows\sysmon.exe
                                                                                                            1⤵
                                                                                                              PID:2812
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                                              1⤵
                                                                                                                PID:2840
                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                                1⤵
                                                                                                                  PID:2876
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                                  1⤵
                                                                                                                    PID:2896
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                                                                    1⤵
                                                                                                                      PID:2068
                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                                                      1⤵
                                                                                                                        PID:3472
                                                                                                                      • C:\Windows\Explorer.EXE
                                                                                                                        C:\Windows\Explorer.EXE
                                                                                                                        1⤵
                                                                                                                          PID:3560
                                                                                                                          • C:\Windows\system32\rundll32.exe
                                                                                                                            rundll32.exe C:\Users\Admin\AppData\Local\Temp\39f2cb8d6335165a641feb409e011be2ea6e44132c32b2e3830c1e7c906a8dce.dll,#1
                                                                                                                            2⤵
                                                                                                                            • Suspicious use of WriteProcessMemory
                                                                                                                            PID:4860
                                                                                                                            • C:\Windows\SysWOW64\rundll32.exe
                                                                                                                              rundll32.exe C:\Users\Admin\AppData\Local\Temp\39f2cb8d6335165a641feb409e011be2ea6e44132c32b2e3830c1e7c906a8dce.dll,#1
                                                                                                                              3⤵
                                                                                                                              • Modifies firewall policy service
                                                                                                                              • Blocklisted process makes network request
                                                                                                                              • Drops file in System32 directory
                                                                                                                              • System Location Discovery: System Language Discovery
                                                                                                                              • Suspicious use of WriteProcessMemory
                                                                                                                              PID:4408
                                                                                                                              • C:\Windows\SysWOW64\rundll32mgr.exe
                                                                                                                                C:\Windows\SysWOW64\rundll32mgr.exe
                                                                                                                                4⤵
                                                                                                                                • Executes dropped EXE
                                                                                                                                • System Location Discovery: System Language Discovery
                                                                                                                                • Suspicious behavior: EnumeratesProcesses
                                                                                                                                • Suspicious behavior: MapViewOfSection
                                                                                                                                • Suspicious use of AdjustPrivilegeToken
                                                                                                                                • Suspicious use of WriteProcessMemory
                                                                                                                                PID:5008
                                                                                                                                • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                  C:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 272
                                                                                                                                  5⤵
                                                                                                                                  • Program crash
                                                                                                                                  PID:940
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                                                          1⤵
                                                                                                                            PID:3692
                                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                                            1⤵
                                                                                                                              PID:3724
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                                                              1⤵
                                                                                                                                PID:5100
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                                                1⤵
                                                                                                                                  PID:3616
                                                                                                                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                                                  1⤵
                                                                                                                                    PID:3388
                                                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                                                    C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                                                    1⤵
                                                                                                                                      PID:3956
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                                                                      1⤵
                                                                                                                                        PID:1748
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
                                                                                                                                        1⤵
                                                                                                                                          PID:3240
                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
                                                                                                                                          1⤵
                                                                                                                                            PID:4500
                                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                                            C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
                                                                                                                                            1⤵
                                                                                                                                              PID:212
                                                                                                                                            • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                              C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5008 -ip 5008
                                                                                                                                              1⤵
                                                                                                                                                PID:4644

                                                                                                                                              Network

                                                                                                                                              MITRE ATT&CK Enterprise v15

                                                                                                                                              Replay Monitor

                                                                                                                                              Loading Replay Monitor...

                                                                                                                                              Downloads

                                                                                                                                              • C:\Windows\SysWOW64\rundll32mgr.exe

                                                                                                                                                Filesize

                                                                                                                                                159KB

                                                                                                                                                MD5

                                                                                                                                                8703c6aeb2e62da71e50db9698d91e35

                                                                                                                                                SHA1

                                                                                                                                                cafceda794c5b1976b46a5d39949137aba8dc9e6

                                                                                                                                                SHA256

                                                                                                                                                c3a332de99e2b195bbb3e5927f8ee4217f968bc373f8c499db45db0b3388d47d

                                                                                                                                                SHA512

                                                                                                                                                48e45868929fcacfa06c5078de2e54d32cfab80e5dd00036b37f3d55b33269f0ee82f46b68e7a6adc2ec9aecad8672393a77602c1b995133876c2c4e6d15229a

                                                                                                                                              • memory/4408-9-0x0000000077BB3000-0x0000000077BB4000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                4KB

                                                                                                                                              • memory/4408-6-0x000000007F280000-0x000000007F28C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/4408-1-0x00000000755E0000-0x0000000075618000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                224KB

                                                                                                                                              • memory/4408-8-0x000000007F280000-0x000000007F28C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/4408-7-0x0000000077BB2000-0x0000000077BB3000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                4KB

                                                                                                                                              • memory/4408-13-0x000000007F280000-0x000000007F28C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/4408-15-0x000000007F280000-0x000000007F28C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/5008-5-0x0000000000400000-0x0000000000464000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                400KB

                                                                                                                                              • memory/5008-11-0x00000000005E0000-0x00000000005E1000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                4KB

                                                                                                                                              • memory/5008-10-0x0000000077BB2000-0x0000000077BB3000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                4KB

                                                                                                                                              • memory/5008-12-0x0000000077BB3000-0x0000000077BB4000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                4KB

                                                                                                                                              • memory/5008-14-0x0000000000400000-0x0000000000464000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                400KB