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Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/07/2024, 14:01

General

  • Target

    005ff49678b8be60267bb5f5839b2100N.dll

  • Size

    120KB

  • MD5

    005ff49678b8be60267bb5f5839b2100

  • SHA1

    76bd0b1c9a7c7c3fc003ea2332dc359f7bd1d3e4

  • SHA256

    4d10371e623bc09f84a9dd08e70a79a8f7d83bf36d5013710daeb303df80e84e

  • SHA512

    60af9d5eb18bbd99b195d691e41b259a8385516837f78d649b78b1778ca9615f465ee90edbf5117ff8520bdc06ef8d54d770063a8d6f25e6af475ca7375607d3

  • SSDEEP

    1536:2l7TsJfHTfgA25aeJLSTKPDFI7v5mnKT5QHHsqfJQ17U7PGz3gBpc00rf4DMqj6D:uTAzr2UnKby7v6KlQn5C1uP43Oiizkb

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.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • UPX packed file 33 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 15 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • 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:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2480
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2508
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2652
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3548
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\005ff49678b8be60267bb5f5839b2100N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4492
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\005ff49678b8be60267bb5f5839b2100N.dll,#1
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:2636
                      • C:\Users\Admin\AppData\Local\Temp\e57a0c4.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a0c4.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2304
                      • C:\Users\Admin\AppData\Local\Temp\e57a2d7.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a2d7.exe
                        4⤵
                        • Executes dropped EXE
                        PID:1768
                      • C:\Users\Admin\AppData\Local\Temp\e57bc2c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bc2c.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:3628
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3656
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3852
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3936
                      • 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:4084
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4120
                            • 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:3156
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2008
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:464
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:5048
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:4700
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:1748
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:1196

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Temp\e57a0c4.exe

                                            Filesize

                                            97KB

                                            MD5

                                            597db43f7c222e01b6b778cfcf802266

                                            SHA1

                                            37dca9ada9e80a0ea8e0e3d52ea7884d867b7066

                                            SHA256

                                            2d4a3eaed0f3d7f86b285bc8b71e1a3e4363414248ad7cf5be38ae3c6d66ec68

                                            SHA512

                                            c8e5517b6d81fbb5c1dca240064d258eed9cddb602e7745fc3dd20d0317ca1e07e464dffa837662efceb6827ae0d5bb8fcd688c60937fa83851d0eccce1f078a

                                          • C:\Windows\SYSTEM.INI

                                            Filesize

                                            257B

                                            MD5

                                            b3e65eacc12709e4e598e130720e93cc

                                            SHA1

                                            0577ddc60b7b749ab4ed878f9152fb78dcb5d3d8

                                            SHA256

                                            15d1c6493be6ca15742e9c5fc10b6b221208a8c81b2a8ae508c8ee365a019108

                                            SHA512

                                            4d381f82dde6a37f74d50c858001588b9b1d7619cd42511162eb3a64c7da23f7520db254e4853274b301e04ac58c4e06b59a4d232cd8e367e4263fed2442116f

                                          • memory/1768-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/1768-105-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/1768-57-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1768-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1768-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2304-73-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-26-0x0000000003520000-0x0000000003522000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2304-17-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-28-0x0000000003520000-0x0000000003522000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2304-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2304-11-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-10-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-6-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-101-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2304-92-0x0000000003520000-0x0000000003522000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2304-9-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-33-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-31-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-34-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-36-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-35-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-37-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-38-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-39-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-41-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-42-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-82-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-51-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-53-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-54-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-25-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-80-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-79-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-78-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-21-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/2304-8-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-64-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-66-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-69-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-71-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-77-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2304-75-0x0000000000740000-0x00000000017FA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2636-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/2636-18-0x0000000001370000-0x0000000001372000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2636-19-0x0000000001380000-0x0000000001381000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/2636-22-0x0000000001370000-0x0000000001372000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2636-27-0x0000000001370000-0x0000000001372000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3628-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3628-60-0x00000000004A0000-0x00000000004A1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/3628-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3628-47-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/3628-117-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3628-147-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3628-148-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB