Analysis

  • max time kernel
    94s
  • 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
    18-12-2024 22:37

General

  • Target

    471ce6fdbe91230112f108c5be1349970c5a7c0fb9a741cc8a6809a1fb4c9d8e.dll

  • Size

    120KB

  • MD5

    fdaf87b763ad4f035fef4fcaf3fca9cc

  • SHA1

    cdfd086785eeb775349844f827a341872487aa02

  • SHA256

    471ce6fdbe91230112f108c5be1349970c5a7c0fb9a741cc8a6809a1fb4c9d8e

  • SHA512

    d0c720689f567343a4105c68aa5fd3aedf95f5ca6b1eaa53b46ff99c478fc10c7cc9ee1fa00f98eb414ea080366b9f080529eab0e00dc50da38edd2ed32da18e

  • SSDEEP

    1536:sqv1knXGX3UXTYHd3f55u6w3zsXORcqPRPvzU+bhpCYMH1pBsyYxVWpdINzpz:RHX3SS7wjsijFvztq7VpBsyYxVc6F

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 15 IoCs

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

  • UPX packed file 35 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2580
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2612
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2840
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3468
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\471ce6fdbe91230112f108c5be1349970c5a7c0fb9a741cc8a6809a1fb4c9d8e.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1648
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\471ce6fdbe91230112f108c5be1349970c5a7c0fb9a741cc8a6809a1fb4c9d8e.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4416
                      • C:\Users\Admin\AppData\Local\Temp\e5783e5.exe
                        C:\Users\Admin\AppData\Local\Temp\e5783e5.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:4024
                      • C:\Users\Admin\AppData\Local\Temp\e57853d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57853d.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4420
                      • C:\Users\Admin\AppData\Local\Temp\e579f6c.exe
                        C:\Users\Admin\AppData\Local\Temp\e579f6c.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:2996
                      • C:\Users\Admin\AppData\Local\Temp\e579f8c.exe
                        C:\Users\Admin\AppData\Local\Temp\e579f8c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2260
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3652
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3828
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3924
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3992
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:716
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4148
                            • 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:1196
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:216
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:756
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:3188

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e5783e5.exe

                                      Filesize

                                      97KB

                                      MD5

                                      f273075f354cd4b7faca834bc07fc0ae

                                      SHA1

                                      bea7749bb90a126f41916e0a09f3c3f38c9a6b0b

                                      SHA256

                                      83279e825b8ccbd2576d0ce429ab114009cd0ec4b51be81da8bdd977ac17d309

                                      SHA512

                                      80d562259acd485e1d58ae7e5d039ef6139e4534072974fbfdae534f3e602ef9283e066eb086b36634775e0bd83dfe54a03e8aff3e979c0a4a66c5204e6668ea

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      e03d7f9e6a8d5ad227f39d7167d1b5e5

                                      SHA1

                                      0b35b49d4dcb511180e0772416330430037b8979

                                      SHA256

                                      73ec3145d26b0e72036835d45164691e15fad38cc8d85ac1bee695287376c5bd

                                      SHA512

                                      7a08fdc0dfccb7b368342de6baa857b2e20dd3f8d11b4c48c008016dd264b1b422bd036d0632e1e26b724bada2d1597ae35909bfb209adf7e1268cbf425fb403

                                    • memory/2260-99-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2260-153-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2260-74-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2260-71-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2260-69-0x0000000000570000-0x0000000000571000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2996-146-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2996-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2996-98-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2996-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2996-155-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2996-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2996-49-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2996-156-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-61-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-26-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4024-8-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-27-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-18-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-37-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-36-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-38-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-39-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-40-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-42-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-44-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-56-0x0000000001BB0000-0x0000000001BB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4024-9-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-58-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-60-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-6-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-62-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-28-0x0000000001BB0000-0x0000000001BB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4024-22-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4024-10-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-107-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-30-0x0000000001BB0000-0x0000000001BB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4024-33-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-122-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4024-35-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-76-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-103-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-101-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-80-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-82-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-84-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-85-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-93-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-94-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-95-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-11-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4024-17-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4416-20-0x0000000000A40000-0x0000000000A41000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4416-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/4416-29-0x0000000000760000-0x0000000000762000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4416-25-0x0000000000760000-0x0000000000762000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4416-19-0x0000000000760000-0x0000000000762000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4420-97-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4420-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4420-64-0x0000000000570000-0x0000000000571000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4420-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4420-126-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4420-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB