Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 01:44

General

  • Target

    a6fc4c24c39e27921ec425bf0efe3aad91bf81f0e50c7a964b076a897e1efefc.exe

  • Size

    1.3MB

  • MD5

    60ebd53db1cfeb18ea54fa90643181aa

  • SHA1

    4e6cbe305733ef316ae9f51a9910ca0d4dccdd9d

  • SHA256

    a6fc4c24c39e27921ec425bf0efe3aad91bf81f0e50c7a964b076a897e1efefc

  • SHA512

    0b3d2cc9f337e882cf5c2bf8fc66a5c28b6d3239a06003ed9dd39521e5b9126ab1819df21420325094ebce6ccd244fe9c3db7f3dea8f49d78b75c1dbe1066e7c

  • SSDEEP

    24576:1JeofAq/jp98z3kiHgVcosIeOeOe7OxmOocRLfzyFyT96I:zeofAaWkqKheOeOe7OxmHcR1t

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 44 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 autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 5 IoCs
  • UPX packed file 40 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 64 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:3020
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3044
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3076
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3496
                  • C:\Users\Admin\AppData\Local\Temp\a6fc4c24c39e27921ec425bf0efe3aad91bf81f0e50c7a964b076a897e1efefc.exe
                    "C:\Users\Admin\AppData\Local\Temp\a6fc4c24c39e27921ec425bf0efe3aad91bf81f0e50c7a964b076a897e1efefc.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 autorun.inf file
                    • 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:640
                    • 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:3400
                      • C:\Windows\SysWOW64\at.exe
                        AT /delete /yes
                        4⤵
                        • System Location Discovery: System Language Discovery
                        PID:4856
                    • 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:1876
                      • 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:2148
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3660
                  • 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: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:4084
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4240
                            • 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:4448
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1660

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\0E57B093_Rar\a6fc4c24c39e27921ec425bf0efe3aad91bf81f0e50c7a964b076a897e1efefc.exe

                                  Filesize

                                  1.2MB

                                  MD5

                                  a18b755297c7ae6c15c287d734f69838

                                  SHA1

                                  2f464bf4f96f61fc39079a6988f6891f8f77c1c9

                                  SHA256

                                  f7c85a45ab49471063ee03ab635c841d24a58217f921804ae1d11207f6278112

                                  SHA512

                                  b953f3542aee875e1e9101340f66a05180bda14a6be758cc4f8bc4f9455f296822ca415c5be737ae35f51a2a031e6ab8bbefdcaf37c56ca828af89b07899b371

                                • C:\Windows\SysWOW64\setup.ini

                                  Filesize

                                  96B

                                  MD5

                                  9ece103c47335f0cc777f1132b8d522f

                                  SHA1

                                  63afa171c64f86d99db81723e1335e960e85fa43

                                  SHA256

                                  69815d4932ddde240ce6b1353305d2fab58ca402e9c478452c8e37ce8a7b2ac9

                                  SHA512

                                  b1ac64c71c6338bf0ab33df938128822da680f20d0552edb2edb808f1c75bafb88467412fc8dc60ed8022a1f0c4f3fcbecb69a320ec871b3a766482f32d6eb05

                                • C:\Windows\SysWOW64\winhelp.exe

                                  Filesize

                                  1.3MB

                                  MD5

                                  60ebd53db1cfeb18ea54fa90643181aa

                                  SHA1

                                  4e6cbe305733ef316ae9f51a9910ca0d4dccdd9d

                                  SHA256

                                  a6fc4c24c39e27921ec425bf0efe3aad91bf81f0e50c7a964b076a897e1efefc

                                  SHA512

                                  0b3d2cc9f337e882cf5c2bf8fc66a5c28b6d3239a06003ed9dd39521e5b9126ab1819df21420325094ebce6ccd244fe9c3db7f3dea8f49d78b75c1dbe1066e7c

                                • C:\pqix.pif

                                  Filesize

                                  100KB

                                  MD5

                                  02ddd6c57cc61c14801142c90d16df58

                                  SHA1

                                  a62e301a193b3606251ca34c4576857210f34d16

                                  SHA256

                                  1d8904aaa1946317b0835b87e59ee6e83b0ad6f252359aca0e0f7de93d590310

                                  SHA512

                                  07a6f6c7559839759d4dce0de04f2f65a0e484de014035beacfe6cbe2afc4f253f2511416100d75a54015d8b909c53cda2ff48b969a54772df5a0af5a7e9cbb2

                                • memory/640-0-0x0000000000400000-0x00000000004B5000-memory.dmp

                                  Filesize

                                  724KB

                                • memory/640-1-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-4-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-3-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-9-0x0000000001760000-0x0000000001761000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/640-45-0x00000000008E0000-0x00000000008E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/640-7-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-8-0x00000000008E0000-0x00000000008E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/640-6-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-5-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-24-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-37-0x00000000008E0000-0x00000000008E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/640-46-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-44-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-48-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-47-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-49-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-50-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-51-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-58-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-59-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-60-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-61-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-63-0x00000000008E0000-0x00000000008E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/640-64-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-66-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-69-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-70-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-73-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-74-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-75-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-76-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-79-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-81-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-87-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-88-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-90-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-92-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-94-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-95-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-97-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-98-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-99-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-103-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-104-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-108-0x00000000033A0000-0x000000000442E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/640-118-0x0000000000400000-0x00000000004B5000-memory.dmp

                                  Filesize

                                  724KB