Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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 22:55

General

  • Target

    788e2ff936c952126aa6fb15318e3a894deb71d8d194dec84daf2eeb8d2755a8.dll

  • Size

    120KB

  • MD5

    bdc70e8f95c42e3b4453df15885504fa

  • SHA1

    908822a9c557f512b792f6a200342cb214320558

  • SHA256

    788e2ff936c952126aa6fb15318e3a894deb71d8d194dec84daf2eeb8d2755a8

  • SHA512

    d50b47d226cdd10a573c2007c705beeb0895439a3fcb71af4edef028f18d5441d19484ae7c4eaa38e65ae96446aef1110ecc3e88a0d8eeb6b00508eb9026ecfb

  • SSDEEP

    3072:Vg2lFovtoEit9B4uTCtWBpaROfpVvCPMYWV0q:VbyVC9p2tWBqSaPMYWW

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 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 14 IoCs

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

  • UPX packed file 31 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 2 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 55 IoCs
  • System policy modification 1 TTPs 1 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:316
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2616
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2624
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2848
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3452
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\788e2ff936c952126aa6fb15318e3a894deb71d8d194dec84daf2eeb8d2755a8.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4804
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\788e2ff936c952126aa6fb15318e3a894deb71d8d194dec84daf2eeb8d2755a8.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4496
                      • C:\Users\Admin\AppData\Local\Temp\e5796c2.exe
                        C:\Users\Admin\AppData\Local\Temp\e5796c2.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:3596
                      • C:\Users\Admin\AppData\Local\Temp\e5797fa.exe
                        C:\Users\Admin\AppData\Local\Temp\e5797fa.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3644
                      • C:\Users\Admin\AppData\Local\Temp\e57b1eb.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b1eb.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3536
                      • C:\Users\Admin\AppData\Local\Temp\e57b20a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b20a.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2868
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3576
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3764
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3856
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3924
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4016
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3796
                            • 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:2164
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3348
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3284
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:1440
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:3136

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e5796c2.exe

                                        Filesize

                                        97KB

                                        MD5

                                        d69b6827251e3c6758ab9bb431bfe031

                                        SHA1

                                        929821ace57937c5049892a4328f149c139f73a4

                                        SHA256

                                        2e921d12baf7fed935b38fd862fe97de348c9fe3c601c4772408a75990932b62

                                        SHA512

                                        fb7007c3115b243af728403f3f65e643d362abc5d3989e31f10f888789f421e4bf5fb8dd6ce36bdbf84174e3842a4c19cff7156c1542313738694a71c938fc6f

                                      • memory/2868-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2868-91-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2868-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2868-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2868-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2868-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3536-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3596-42-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-60-0x0000000003660000-0x0000000003662000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3596-27-0x0000000003660000-0x0000000003662000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3596-22-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-25-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-31-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-34-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-16-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3596-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3596-11-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-35-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-114-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3596-101-0x0000000003660000-0x0000000003662000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3596-8-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-36-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-37-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-38-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-40-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-39-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-102-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-43-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-9-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-33-0x0000000003660000-0x0000000003662000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3596-57-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-59-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-12-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-61-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-89-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-10-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-87-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-6-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-84-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-82-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-71-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-73-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-76-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-78-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3596-80-0x0000000000840000-0x00000000018FA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3644-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3644-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3644-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3644-23-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3644-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4496-32-0x0000000004780000-0x0000000004782000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4496-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4496-13-0x0000000004780000-0x0000000004782000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4496-17-0x0000000004780000-0x0000000004782000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4496-14-0x00000000045C0000-0x00000000045C1000-memory.dmp

                                        Filesize

                                        4KB