Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 01:35

General

  • Target

    3ba2241dd48993aefc6befaed4bc865dcf1241325c254bc418317c9ccca1b11fN.dll

  • Size

    120KB

  • MD5

    da1fcd3798b0f3c2592d83c2bb819ff0

  • SHA1

    d5554e9f11b541c35c240630bc74be6ee49ef895

  • SHA256

    3ba2241dd48993aefc6befaed4bc865dcf1241325c254bc418317c9ccca1b11f

  • SHA512

    5bf42848f3f06375b91bac75e3743f97bebee38f632f78a5c2dcdbdd55a90a54192af9820b97cc42811567b6f9026a14ce728492d9c5f40b2663eaffd4ff998a

  • SSDEEP

    3072:kxE2oXFzDnnkFLT4Q7QRzxNEHxwvRYYGY7:rz9jkV3+zkxwpYt

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 10 IoCs

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

  • UPX packed file 30 IoCs

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

  • Drops file in Program Files directory 3 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 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:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2860
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2936
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2988
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3380
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ba2241dd48993aefc6befaed4bc865dcf1241325c254bc418317c9ccca1b11fN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3788
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ba2241dd48993aefc6befaed4bc865dcf1241325c254bc418317c9ccca1b11fN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2240
                      • C:\Users\Admin\AppData\Local\Temp\e5791a1.exe
                        C:\Users\Admin\AppData\Local\Temp\e5791a1.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:2712
                      • C:\Users\Admin\AppData\Local\Temp\e579470.exe
                        C:\Users\Admin\AppData\Local\Temp\e579470.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2368
                      • C:\Users\Admin\AppData\Local\Temp\e57bbed.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bbed.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2408
                      • C:\Users\Admin\AppData\Local\Temp\e57bc0c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bc0c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4760
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3536
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3736
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3832
                      • 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:4176
                            • 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:372
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3624
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2216
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:844

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e5791a1.exe

                                      Filesize

                                      97KB

                                      MD5

                                      5892a141dbbf0426a8271c4c867ebd38

                                      SHA1

                                      0efbc05758e2cd1b5559fff9d68bcc9c796394c5

                                      SHA256

                                      88a80e7d5c139e180f4a34b53938c39bcd33caeba45e44e162ebd462790dd9c6

                                      SHA512

                                      4d45b01d2ef035dc2818a3c5108f72bcc0e743a21ace2b0c84c7aeb7fe9c328b8c4d257abfb02140eb0fc9820386a0f240c4539c332be38f8332dec34d095d62

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      df462eaf9acb9ddde6c2d1f939711404

                                      SHA1

                                      c5236d292e290f01e662f9fa7850b89d6309747c

                                      SHA256

                                      d707bdf15a9d670b13f0b46d459e41ff3105891fe39232442987df2f43761f3c

                                      SHA512

                                      05dc3cb4fffa6da613e28c71e45ae9142233f2950bc884cb4e260384ab85d47ba0248b8a70619bd4ee27b4d81931f98f9133b01bc49ab78514b480519b6c2235

                                    • memory/2240-30-0x0000000003AF0000-0x0000000003AF1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2240-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/2240-22-0x0000000003AE0000-0x0000000003AE2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2240-29-0x0000000003AE0000-0x0000000003AE2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2240-50-0x0000000003AE0000-0x0000000003AE2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2240-23-0x0000000003AE0000-0x0000000003AE2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2368-109-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2368-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2368-147-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2368-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2368-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2368-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2368-146-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2368-124-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2408-151-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2408-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2408-110-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2408-60-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2408-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2408-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2712-77-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-70-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-39-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-40-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-42-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-36-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-37-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2712-54-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-6-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-69-0x0000000001970000-0x0000000001972000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2712-11-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-21-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-8-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-20-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-9-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-31-0x0000000001970000-0x0000000001972000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2712-34-0x0000000001970000-0x0000000001972000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2712-27-0x0000000004370000-0x0000000004371000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2712-38-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-72-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-73-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-74-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-18-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-81-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-82-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-83-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-84-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-85-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-91-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-12-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-112-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2712-19-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2712-10-0x0000000000750000-0x000000000180A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4760-111-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4760-65-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4760-68-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4760-62-0x0000000000570000-0x0000000000571000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4760-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4760-155-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB