Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-12-2024 14:50

General

  • Target

    26f90c19158737254ad411e9d973c88e7861d1d26946cc2ba23c4f56216e7b87.exe

  • Size

    1.3MB

  • MD5

    1f0e7d173914609e146e4ed1ce4c817b

  • SHA1

    d19bdadfc54eb0222b482457a703d27224962fe3

  • SHA256

    26f90c19158737254ad411e9d973c88e7861d1d26946cc2ba23c4f56216e7b87

  • SHA512

    4a5e7a02feecffdd1aa1e4cb63c5fa069cb21486d50b475b89a8d42a6bbeca5f80c08bf9f6ffb5e7d4c675263edae8c8a534dd4bef95fb999270d2838769844d

  • SSDEEP

    24576:aJeofAq/jp98z3kidgVs0/aMueOeOe7OxmOocRLfzyFyT96I:weofAaWk4KH/ateOeOe7OxmHcR1H

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Modifies WinLogon 2 TTPs 1 IoCs
  • AutoIT Executable 4 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 5 IoCs
  • UPX packed file 37 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2540
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2576
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2780
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3524
                  • C:\Users\Admin\AppData\Local\Temp\26f90c19158737254ad411e9d973c88e7861d1d26946cc2ba23c4f56216e7b87.exe
                    "C:\Users\Admin\AppData\Local\Temp\26f90c19158737254ad411e9d973c88e7861d1d26946cc2ba23c4f56216e7b87.exe"
                    2⤵
                    • Modifies WinLogon for persistence
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Windows security modification
                    • Adds Run key to start application
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Modifies WinLogon
                    • Drops file in System32 directory
                    • 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:2808
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /C AT /delete /yes
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4540
                      • C:\Windows\SysWOW64\at.exe
                        AT /delete /yes
                        4⤵
                        • System Location Discovery: System Language Discovery
                        PID:4388
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\winhelp.exe
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1516
                      • C:\Windows\SysWOW64\at.exe
                        AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\winhelp.exe
                        4⤵
                        • System Location Discovery: System Language Discovery
                        PID:4608
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3652
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3844
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3932
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3996
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4080
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2744
                            • 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:3348
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:312
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:64

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\0E57760B_Rar\26f90c19158737254ad411e9d973c88e7861d1d26946cc2ba23c4f56216e7b87.exe

                                    Filesize

                                    1.2MB

                                    MD5

                                    c69096fb007c2f0b0426861ab568a1fd

                                    SHA1

                                    7718aab3379c3875f48c0fbba3b6177848efc196

                                    SHA256

                                    75551dfc3dddab4ccf2bae342c79f9fb41d7e178aa145d272a2f3082ad8e4e36

                                    SHA512

                                    4441cc0967970bb6cc5c0d5f8b0693f05d00b823ec92cf149cb76007c8874810c0fb25b42dd7d5254ef7a8522b373a373ca5d977e7580e62a88091958f8def5a

                                  • C:\Windows\SysWOW64\setup.ini

                                    Filesize

                                    96B

                                    MD5

                                    9ece103c47335f0cc777f1132b8d522f

                                    SHA1

                                    63afa171c64f86d99db81723e1335e960e85fa43

                                    SHA256

                                    69815d4932ddde240ce6b1353305d2fab58ca402e9c478452c8e37ce8a7b2ac9

                                    SHA512

                                    b1ac64c71c6338bf0ab33df938128822da680f20d0552edb2edb808f1c75bafb88467412fc8dc60ed8022a1f0c4f3fcbecb69a320ec871b3a766482f32d6eb05

                                  • C:\Windows\SysWOW64\winhelp.exe

                                    Filesize

                                    1.3MB

                                    MD5

                                    1f0e7d173914609e146e4ed1ce4c817b

                                    SHA1

                                    d19bdadfc54eb0222b482457a703d27224962fe3

                                    SHA256

                                    26f90c19158737254ad411e9d973c88e7861d1d26946cc2ba23c4f56216e7b87

                                    SHA512

                                    4a5e7a02feecffdd1aa1e4cb63c5fa069cb21486d50b475b89a8d42a6bbeca5f80c08bf9f6ffb5e7d4c675263edae8c8a534dd4bef95fb999270d2838769844d

                                  • memory/2808-58-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-13-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-9-0x0000000005920000-0x0000000005921000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2808-61-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-11-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-4-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-5-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-10-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-17-0x0000000000970000-0x0000000000972000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2808-12-0x0000000000970000-0x0000000000972000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2808-59-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-3-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-62-0x0000000000970000-0x0000000000972000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2808-47-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-48-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-6-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-49-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-55-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-56-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-0-0x0000000000400000-0x00000000004B3000-memory.dmp

                                    Filesize

                                    716KB

                                  • memory/2808-8-0x0000000000970000-0x0000000000972000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2808-7-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-1-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-63-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-65-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-66-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-67-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-69-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-73-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-76-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-77-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-80-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-81-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-83-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-84-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-86-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-89-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-96-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-98-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-101-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-103-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-104-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-109-0x00000000032F0000-0x000000000437E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2808-110-0x0000000000400000-0x00000000004B3000-memory.dmp

                                    Filesize

                                    716KB