Analysis

  • max time kernel
    96s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2024 23:30

General

  • Target

    6447b0aa303d62fd3dc8012b6df06ceba777c3f12bb031bc5fbc76d417b36c37.dll

  • Size

    120KB

  • MD5

    04d5fb63333136e1f187f9cf00f6f979

  • SHA1

    b58622d99119d79bbd18d1571e0b9f84808644e7

  • SHA256

    6447b0aa303d62fd3dc8012b6df06ceba777c3f12bb031bc5fbc76d417b36c37

  • SHA512

    e5ca1474354a123cde865ccc98347fa79770e220e5b59cbee005e2950bcba767dc195758829609933926cfbc498740c5030250842d6d719598cedc92f18dd044

  • SSDEEP

    3072:/D3U8S9OLdqHHyX0v4KXY8VSALvkIGPb51:TUSEyX0Ndeb51

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 28 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2656
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2664
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2772
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3556
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6447b0aa303d62fd3dc8012b6df06ceba777c3f12bb031bc5fbc76d417b36c37.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4396
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6447b0aa303d62fd3dc8012b6df06ceba777c3f12bb031bc5fbc76d417b36c37.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4604
                      • C:\Users\Admin\AppData\Local\Temp\e579f8c.exe
                        C:\Users\Admin\AppData\Local\Temp\e579f8c.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:3584
                      • C:\Users\Admin\AppData\Local\Temp\e57a122.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a122.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3648
                      • C:\Users\Admin\AppData\Local\Temp\e57cfa4.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cfa4.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:5008
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3676
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3884
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3972
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4040
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1016
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4008
                            • 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:4788
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3668
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2936

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e579f8c.exe

                                    Filesize

                                    97KB

                                    MD5

                                    e62c9575f18b4b1827f8201b3e96dcfa

                                    SHA1

                                    32377604b8fd2aab986a668252575324f9afaeff

                                    SHA256

                                    ec819f46628b7103285218dc9910d55cbbc9f770cf6d88077988f0ee10363bd2

                                    SHA512

                                    46c3f650452e91e6c4065ab5ef9c4b86a478eb4990370e0a186593545a5893fbd81127b1b34eb047142ce349d62ac627bcad9d8448c33e2b983167ad720780a2

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    4c1b08bf2831e0e2c6684cb5c011c186

                                    SHA1

                                    fc22f587ea74c12f6088688ba12eba0ff5f6a5b0

                                    SHA256

                                    41fe7831876a8adcbe15cbca49ab1afaf93cca2318b8f8beb0bacce60e93f813

                                    SHA512

                                    0cde5471ad795b9e9878375f179c374451999bd187e3a9002771fb90cc708174bdd6195dc8177a121f078330de27faf19a3ec7f2878b3bed88b743b4d17d479b

                                  • memory/3584-39-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-66-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-6-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-12-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3584-10-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-8-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-32-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3584-72-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-25-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-15-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-35-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-88-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3584-9-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-63-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-62-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-60-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-27-0x00000000005C0000-0x00000000005C1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3584-34-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3584-31-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-36-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-37-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-38-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-40-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-14-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-11-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-59-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-57-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-46-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3584-56-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3584-55-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3648-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3648-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3648-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3648-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3648-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3648-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4604-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4604-20-0x00000000012D0000-0x00000000012D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4604-28-0x00000000012D0000-0x00000000012D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4604-21-0x0000000001590000-0x0000000001591000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4604-50-0x00000000012D0000-0x00000000012D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4604-22-0x00000000012D0000-0x00000000012D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5008-127-0x0000000003DE0000-0x0000000003DE2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5008-114-0x0000000004370000-0x0000000004371000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5008-113-0x0000000003DE0000-0x0000000003DE2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5008-125-0x00000000007D0000-0x000000000188A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5008-104-0x00000000007D0000-0x000000000188A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5008-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5008-150-0x00000000007D0000-0x000000000188A000-memory.dmp

                                    Filesize

                                    16.7MB