Analysis

  • max time kernel
    32s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-02-2025 13:03

General

  • Target

    6717725dc4a26b5a822c25a52dcc238dcf8ff2ea84139a365116572b84fb6a4fN.dll

  • Size

    120KB

  • MD5

    a54829696ae4927232d966f31ce47860

  • SHA1

    b152277b24be0e8fba6ac44546071e484cdc0092

  • SHA256

    6717725dc4a26b5a822c25a52dcc238dcf8ff2ea84139a365116572b84fb6a4f

  • SHA512

    7438aac9fbd158d6421026ecf626d5047578ea8329b0fc4f45bc7ef183be693084c21df633445d3d1d6998a9c3a1a9a4bb28fefdfab4c0b79be083191d11e907

  • SSDEEP

    1536:p3svEzuYfaX3/BAd4rXdHd9NOEbM8CB/p4X5DkHJhrAj5HGsXxd1lPxxR4X5jKbH:46inhXlzNOJpyX54HTG5ms1lPxx6It

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 26 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2800
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2844
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:408
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3444
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6717725dc4a26b5a822c25a52dcc238dcf8ff2ea84139a365116572b84fb6a4fN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1244
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6717725dc4a26b5a822c25a52dcc238dcf8ff2ea84139a365116572b84fb6a4fN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4148
                      • C:\Users\Admin\AppData\Local\Temp\e57951c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57951c.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:1912
                      • C:\Users\Admin\AppData\Local\Temp\e579700.exe
                        C:\Users\Admin\AppData\Local\Temp\e579700.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:5104
                      • C:\Users\Admin\AppData\Local\Temp\e57c469.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c469.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:4092
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3564
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3844
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3908
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3992
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4100
                            • 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:3932
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3404
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:2752
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:1176
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:3980
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:3976

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\e57951c.exe

                                          Filesize

                                          97KB

                                          MD5

                                          d1acac98f2919508273d47b347b2bf7c

                                          SHA1

                                          91d525c2a80f12b97e71cf92453e2feec15d1d45

                                          SHA256

                                          796ebf1194cdb9f6a683cf9562ebe67b410d598f540b225a8770568bfe2d65d3

                                          SHA512

                                          979728128504f1671949dd477de4382d153e312fa1b0deccd33fb24074cf935324e19e543596aa3241332194048460d8dec3612da04d551a2994d4a00e419045

                                        • C:\Windows\SYSTEM.INI

                                          Filesize

                                          256B

                                          MD5

                                          b34db68506254573ead8bf37e5cd72b8

                                          SHA1

                                          6b39f74e56b967c23965f24ae96442cf8b771264

                                          SHA256

                                          74a72540b51917868da09570dd86d80150d23d4e463a72758b85a076f864cfef

                                          SHA512

                                          675b58ef5b908fa325fcf56d18434f27948da3aaa1aaf71cd473d94554ba88788b579570cb3f1d6bf0709cbd272ed1d62404cbe28b2a38ae86c9174c922a8acc

                                        • memory/1912-37-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-57-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-10-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-38-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/1912-32-0x0000000001B60000-0x0000000001B62000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1912-86-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/1912-24-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-14-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-23-0x00000000040E0000-0x00000000040E1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/1912-70-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-65-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-39-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-13-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-12-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-11-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-9-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-35-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-25-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-36-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-29-0x0000000001B60000-0x0000000001B62000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1912-26-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-63-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-61-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-59-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-8-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-45-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-50-0x0000000001B60000-0x0000000001B62000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1912-56-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1912-55-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4092-145-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4092-144-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4092-110-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4148-27-0x00000000015F0000-0x00000000015F2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4148-20-0x00000000015F0000-0x00000000015F2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4148-49-0x00000000015F0000-0x00000000015F2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4148-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/4148-21-0x0000000004350000-0x0000000004351000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4148-31-0x00000000015F0000-0x00000000015F2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/5104-87-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/5104-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/5104-41-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/5104-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/5104-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB