Analysis

  • max time kernel
    95s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 04:52

General

  • Target

    9fc1af6f8b8e8c3c2c857498dd96f5b4bda7d4b70fb69a8da6c5d3c4420a99ee.dll

  • Size

    120KB

  • MD5

    fb7c28093cd2e889cd088e879d23144b

  • SHA1

    c6f6a3d4c3058bacc50b7dab17ebb1c48cef6b91

  • SHA256

    9fc1af6f8b8e8c3c2c857498dd96f5b4bda7d4b70fb69a8da6c5d3c4420a99ee

  • SHA512

    4244c7cc42f18d3f1e2e3a72027aa7403e71bffbb2a2157cd00590949e19b4b66f50ad1bf034d3a0d5ee4bb264d7314f0e0b964a3ace094e8ed4f7e573edf333

  • SSDEEP

    3072:znDNQq+K2zQNRxpvB8LjLj6Uo0DX6GVA1kbUD:zn2XXzmztBWDs02N1SU

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 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 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 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:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2632
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2664
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2864
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3508
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9fc1af6f8b8e8c3c2c857498dd96f5b4bda7d4b70fb69a8da6c5d3c4420a99ee.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4428
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9fc1af6f8b8e8c3c2c857498dd96f5b4bda7d4b70fb69a8da6c5d3c4420a99ee.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:924
                      • C:\Users\Admin\AppData\Local\Temp\e578e84.exe
                        C:\Users\Admin\AppData\Local\Temp\e578e84.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:3268
                      • C:\Users\Admin\AppData\Local\Temp\e578fcc.exe
                        C:\Users\Admin\AppData\Local\Temp\e578fcc.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1332
                      • C:\Users\Admin\AppData\Local\Temp\e57bbed.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bbed.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:8
                      • C:\Users\Admin\AppData\Local\Temp\e57bbfd.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bbfd.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:640
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3636
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3848
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3940
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4000
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3092
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4144
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2368
                              • 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:1524
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3580

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e578e84.exe

                                    Filesize

                                    97KB

                                    MD5

                                    208ebc72075d428bca123bd613f9626d

                                    SHA1

                                    a4d06f13e0d33ad5c8d31a772b6dfd8f1d2c2064

                                    SHA256

                                    111b7af7406355721eecef346cb07054afe14a8c8c9dd0dccef8dc048fafcf61

                                    SHA512

                                    45e7a07fdeb48a25b724adf0e5f44acffe7d01d350665a2e390d5ccd0f1f348a2196387b518a5f8db606784a1c456a5444a05fdef29afe3aae726285547c5bdb

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    56123d452cc34f03d2888bd76e748d73

                                    SHA1

                                    ba58cca062dc80816afa0d8e9241a857bbfb7bbb

                                    SHA256

                                    1f62f8937b7dfeb2c3bf785ade704cd85f1ae924331e87f179345ba30e82a5af

                                    SHA512

                                    ae7a2fa229f12ef00223d4e5c238849c60d0b9fa6bf010cfc6b31fe471c26356927ce815848caeacd369891568f267890c80176207af421ed6c2c7fcb4bf7cc3

                                  • memory/8-57-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/8-151-0x0000000000740000-0x00000000017FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/8-152-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/8-150-0x0000000000740000-0x00000000017FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/8-98-0x0000000000740000-0x00000000017FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/640-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/640-58-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/924-22-0x0000000000890000-0x0000000000892000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/924-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/924-19-0x0000000000890000-0x0000000000892000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/924-52-0x0000000000890000-0x0000000000892000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/924-14-0x00000000008E0000-0x00000000008E1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/924-13-0x0000000000890000-0x0000000000892000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1332-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1332-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1332-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1332-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1332-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1332-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3268-39-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-62-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-37-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-38-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-6-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-40-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-16-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3268-8-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-10-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-21-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-12-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-33-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3268-59-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-60-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-61-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3268-36-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-64-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-65-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-67-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-70-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-71-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-31-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-74-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3268-35-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-34-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-23-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3268-20-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-11-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-9-0x00000000007E0000-0x000000000189A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3268-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB