Analysis

  • max time kernel
    99s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/08/2024, 09:11

General

  • Target

    d84ed8170c84d2fa740aa6bd98af7ba0N.dll

  • Size

    120KB

  • MD5

    d84ed8170c84d2fa740aa6bd98af7ba0

  • SHA1

    c8327cfb769ef0412c024b5d0aba9475fbcc613d

  • SHA256

    0ef08ad567cc19565194fa084f6b0af70f075d19ea54e54857ddf695ce0bcdcf

  • SHA512

    7fdb35ddb611c0d5aa368ceebb131e7eeec9f88a24ccddf504472a850537f268a68c73fca1f056566026bb7669e119fa9af8d26b0764762d7253ffaa933a0341

  • SSDEEP

    1536:XNg8TtfpjmUYL8in+JTCJS9Hhw16qs3Z4y4xthJstkCPC8LL6Nr4+PKvq:9Xtf50PL+hw14ZH4UtkCL6NM+PZ

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 3 TTPs 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • UPX packed file 29 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 15 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2536
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2624
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2776
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3428
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d84ed8170c84d2fa740aa6bd98af7ba0N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4584
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d84ed8170c84d2fa740aa6bd98af7ba0N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3076
                      • C:\Users\Admin\AppData\Local\Temp\e57c8be.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c8be.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • Drops file in Program Files directory
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4176
                      • C:\Users\Admin\AppData\Local\Temp\e57ca35.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ca35.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4072
                      • C:\Users\Admin\AppData\Local\Temp\e57f50e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f50e.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:5108
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3668
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3988
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4052
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1516
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2336
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:4500
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2028
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3768
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                    1⤵
                                      PID:4624
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:972
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:1468

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\e57c8be.exe

                                          Filesize

                                          97KB

                                          MD5

                                          ef93dc703219afff7d973f8e7091e339

                                          SHA1

                                          d7e42e23f34c5da57ad910418babe8e9c7c3d18b

                                          SHA256

                                          4c56688f8b87d43ead66fc1f653cda236334c2d2d0068e8fb18bbad583fc1f41

                                          SHA512

                                          54bb759663c7095c4c5d20438a54504711b7972444fef4d74eeeeabcc828ccbd4418482e10e9e7dbe7aa041e3869a8abd97f480d3ad29005e1b4519dfaf24a17

                                        • C:\Windows\SYSTEM.INI

                                          Filesize

                                          257B

                                          MD5

                                          eed2c653bb9a608d54cb772cc133fb0c

                                          SHA1

                                          c87b92f7db9f346f596f29737bbcf7132ccdce97

                                          SHA256

                                          234e8f8fb9700cbe301a0a971dbacbdcbeb070845c39a9794035bfb9465e191c

                                          SHA512

                                          fff44d9678e65f24895b6872b1a7f174adca5efd5e7acf1773540cb38b0a1f6109045cf9898fee618d6087fa8b9cf880443cedc1d66c223909e32ebac004c495

                                        • memory/3076-20-0x0000000000DD0000-0x0000000000DD2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3076-24-0x0000000000DD0000-0x0000000000DD2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3076-29-0x0000000000DD0000-0x0000000000DD2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3076-21-0x0000000000DE0000-0x0000000000DE1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3076-53-0x0000000000DD0000-0x0000000000DD2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3076-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/4072-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4072-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4072-46-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4072-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4072-44-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4176-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-30-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4176-28-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-19-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-34-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-35-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-26-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4176-18-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-23-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4176-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-40-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-42-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-17-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-47-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-11-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4176-56-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-58-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-60-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-61-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-62-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-65-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-67-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-70-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-71-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-81-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4176-90-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4176-6-0x0000000000790000-0x000000000184A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/5108-52-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/5108-106-0x0000000000800000-0x00000000018BA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/5108-148-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/5108-147-0x0000000000800000-0x00000000018BA000-memory.dmp

                                          Filesize

                                          16.7MB