Analysis

  • max time kernel
    95s
  • max time network
    96s
  • 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 16:43

General

  • Target

    ebe2efd80ec047878518885b82893deca09e9983f82ea8c1ba1f51d433943641N.dll

  • Size

    120KB

  • MD5

    3f85010be6e2b0fecb67205610e4f4f0

  • SHA1

    9a523e95f8098103a3c56a73e442bee7aed3e425

  • SHA256

    ebe2efd80ec047878518885b82893deca09e9983f82ea8c1ba1f51d433943641

  • SHA512

    f7d739dab5080f49967315c9a617c665daaaa1cdf6886b862d2af6511146d37829983a8a1153d22ebf021f7a435e2a92483831005edc0d42d9580e84fd44ddcf

  • SSDEEP

    3072:FGQ26AheqEtB/BO+GNShz7k4U5JV5fYCDqkJIJt:FdAoqQBBO+a8z9cX5fYXkGJt

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

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

  • UPX packed file 34 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 58 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2788
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2900
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2984
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3500
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebe2efd80ec047878518885b82893deca09e9983f82ea8c1ba1f51d433943641N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:216
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebe2efd80ec047878518885b82893deca09e9983f82ea8c1ba1f51d433943641N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2672
                      • C:\Users\Admin\AppData\Local\Temp\e576d8f.exe
                        C:\Users\Admin\AppData\Local\Temp\e576d8f.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:228
                      • C:\Users\Admin\AppData\Local\Temp\e576e98.exe
                        C:\Users\Admin\AppData\Local\Temp\e576e98.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2424
                      • C:\Users\Admin\AppData\Local\Temp\e5788d7.exe
                        C:\Users\Admin\AppData\Local\Temp\e5788d7.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • System policy modification
                        PID:3172
                      • C:\Users\Admin\AppData\Local\Temp\e5788f6.exe
                        C:\Users\Admin\AppData\Local\Temp\e5788f6.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1564
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3616
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3800
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3900
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3968
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4056
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4228
                            • 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:844
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3360
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:1580
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:3984

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e576d8f.exe

                                      Filesize

                                      97KB

                                      MD5

                                      2eaf04c1386b763c5971a166e585fd55

                                      SHA1

                                      fa5091fbaf9b9e75ef6df7062122dcb95a690d99

                                      SHA256

                                      433ade9f713682299eca9cc76416e234e6a6736032990cbd3196585b72618b6a

                                      SHA512

                                      17fd821b5a95a7941de9d940612fa26cb5f21cafee5dff13f5cbdaf0419a2f067ca31ca2683257432f53283807f1c47ce75b0e27e541b9c916354650e7654369

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      5629b54636e46039b5c29258f5bd1761

                                      SHA1

                                      7f42b475b0b6f3a1a546a6c4c0bfd29752902a5d

                                      SHA256

                                      586f11af2e82f29d4af8d1be863574ac796da84b7664cdf6c9f8f1d0b6cc0cce

                                      SHA512

                                      358d796b2346d1ced918bbc450fcb405de64e7c84de29b47e5305cd7d8b5609fd9706203d90698face39c2790008c2aa4aea0a1d1d6f7ae7f047e5d1164f31ec

                                    • memory/228-60-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-85-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-6-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-13-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/228-34-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-31-0x0000000000520000-0x0000000000522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/228-30-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-27-0x0000000000520000-0x0000000000522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/228-61-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-115-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/228-99-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-11-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-9-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-17-0x0000000001A00000-0x0000000001A01000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/228-103-0x0000000000520000-0x0000000000522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/228-95-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-92-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-8-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-36-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-35-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-37-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-38-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-39-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-40-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-42-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-43-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-87-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-55-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-59-0x0000000000520000-0x0000000000522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/228-10-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-12-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-26-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-84-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-83-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-82-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-79-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-76-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/228-75-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1564-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1564-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1564-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1564-69-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1564-148-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2424-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2424-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2424-90-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2424-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2424-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2424-119-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2672-18-0x0000000001060000-0x0000000001062000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2672-15-0x00000000011B0000-0x00000000011B1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2672-14-0x0000000001060000-0x0000000001062000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2672-33-0x0000000001060000-0x0000000001062000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2672-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/3172-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3172-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3172-149-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3172-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3172-140-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3172-144-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3172-91-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB