Analysis

  • max time kernel
    96s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 23:22

General

  • Target

    4d0a4dcdeec04f7c52348917d43e012e6665ca090ad25a5ba9cb844f3d8f8a00.dll

  • Size

    120KB

  • MD5

    317c2b9be6c98f56457d0f8cb3fd41b7

  • SHA1

    e5ea097b408ff0dbeed5f8ae644096e60c5ac9b1

  • SHA256

    4d0a4dcdeec04f7c52348917d43e012e6665ca090ad25a5ba9cb844f3d8f8a00

  • SHA512

    61c6382f829e33b862c99ef019605e5acb9d26e0ce1c105b1846f3dd0ff432a64933fc6e6dd6055ef18d08b0695683d15796a130bf239942b7a31f091fd9dab7

  • SSDEEP

    3072:jJUAM5JRCZomxeNa0G0jwM8Oj1MD1fMvYhk7O5Er:NU7jRbmxea0G0jC1fxC3

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.

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 13 IoCs

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

  • UPX packed file 27 IoCs

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

  • 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:764
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:772
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1012
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2784
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:760
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3100
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3440
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d0a4dcdeec04f7c52348917d43e012e6665ca090ad25a5ba9cb844f3d8f8a00.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3864
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d0a4dcdeec04f7c52348917d43e012e6665ca090ad25a5ba9cb844f3d8f8a00.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2792
                      • C:\Users\Admin\AppData\Local\Temp\e57bb32.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bb32.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 AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4256
                      • C:\Users\Admin\AppData\Local\Temp\e57bcc8.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bcc8.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:780
                      • C:\Users\Admin\AppData\Local\Temp\e57eca2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57eca2.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:3772
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3552
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3760
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3872
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3936
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4032
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2236
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4188
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4628
                                • 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:2716
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:5112

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e57bb32.exe

                                      Filesize

                                      97KB

                                      MD5

                                      22b5ce56a221b8e92051cd3aafa91c34

                                      SHA1

                                      6383d9d7df6632c2f9f6e7bce017be1a42425934

                                      SHA256

                                      5809c850eeb0359477ce617a961c4756c2e6334d7053083c160af7b342e7f529

                                      SHA512

                                      8b13fd3ddf22d8bcb5567ecefb2b31fc302f6dd7aa9ae2a9941a2cd70746a2bcd48bf93fb5410611d3b3de728c0eea19975783e5e444d801cafb09fa84d66278

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      a73658167283a951fffa9d7e9a860704

                                      SHA1

                                      58fc6a1ddb373eabe5942e6655e7b515474e81a1

                                      SHA256

                                      98448f2ef177d86f461514817cb2f256fb0cc0fc24e8e1137523c7a23d83656c

                                      SHA512

                                      affc2df3ad82fed60e04cf2741e266d40933a8fe53c78ce7b899e5392c8ac6fd630550d022bb76fcd81b42a97a038fd837ae92e148b5e5b3e68e63fe05a6c83b

                                    • memory/780-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/780-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/780-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/780-41-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2792-50-0x0000000000A00000-0x0000000000A02000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2792-13-0x0000000003A90000-0x0000000003A91000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2792-12-0x0000000000A00000-0x0000000000A02000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2792-23-0x0000000000A00000-0x0000000000A02000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2792-28-0x0000000000A00000-0x0000000000A02000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2792-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/3772-143-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3772-52-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3772-92-0x0000000000740000-0x00000000017FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3772-144-0x0000000000740000-0x00000000017FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-35-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-51-0x0000000000630000-0x0000000000632000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4256-11-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-29-0x0000000000630000-0x0000000000632000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4256-34-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-36-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-31-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-37-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-38-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-39-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-33-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-27-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-21-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-45-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-10-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-22-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-25-0x0000000000630000-0x0000000000632000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4256-56-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-57-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-59-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-60-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-62-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-63-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-66-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-68-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4256-15-0x0000000001B40000-0x0000000001B41000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4256-9-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-6-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-8-0x0000000000840000-0x00000000018FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4256-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB