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
    07/11/2024, 07:28

General

  • Target

    1e16eeca50e75e7f20df367db63348d3393bb9dbeab055004cedff76414abb4cN.dll

  • Size

    120KB

  • MD5

    823b82d8bec2ce3b61fe2aeee046e190

  • SHA1

    c4eaebfe4e13615c0a6c8f70a0da670205aba82a

  • SHA256

    1e16eeca50e75e7f20df367db63348d3393bb9dbeab055004cedff76414abb4c

  • SHA512

    4fc8bf511025260c6ecaac079ce6ff8b382806f93c9a28d64311fa8d6c893260fd6a25f4e0421192d99f18a4e696fe0fd2b5e7d0f8ea26063c44670f9eb75e31

  • SSDEEP

    1536:ZE/JHv1C5D7LL54JyaURwJvIFnG+nX/+O7FR2rTfdTiw9+z4WOoiGX3GeAcfRJx:ytC5P31RTFnZPb2f1GwAvOCG3O

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 29 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:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2568
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2588
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2784
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3540
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1e16eeca50e75e7f20df367db63348d3393bb9dbeab055004cedff76414abb4cN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4028
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1e16eeca50e75e7f20df367db63348d3393bb9dbeab055004cedff76414abb4cN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1392
                      • C:\Users\Admin\AppData\Local\Temp\e57b575.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b575.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:3780
                      • C:\Users\Admin\AppData\Local\Temp\e57b8e0.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b8e0.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2260
                      • C:\Users\Admin\AppData\Local\Temp\e57ea7f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ea7f.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:3428
                      • C:\Users\Admin\AppData\Local\Temp\e57ea9e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ea9e.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:5000
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3684
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3860
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3952
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4012
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2836
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3552
                            • 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:3232
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1252
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:448
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:4584
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:2372

                                      Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

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                                            Downloads

                                            • C:\Users\Admin\AppData\Local\Temp\e57b575.exe

                                              Filesize

                                              97KB

                                              MD5

                                              66d41e0f149e01e24d869376f09b051f

                                              SHA1

                                              100d1e937afc4a2570b335c70e8cd366cd48944c

                                              SHA256

                                              f650e3e07bf97f9f79f4f11cf8342a5aa4ca87f6a6b3a525effeeaceafcbba14

                                              SHA512

                                              298a6d567894430005d9541ea36e4d25f3823d79247e08a16e7bc8eb8bd3c74b884c14c0a5bbb8a8b33b72dd999085bcbc44f21a6e2f68c84ec041b7480f1103

                                            • C:\Windows\SYSTEM.INI

                                              Filesize

                                              257B

                                              MD5

                                              d5bbe2c893e110ae46c2d3e38b4554a5

                                              SHA1

                                              883c22048e2e0cb48d202bdd205862cbed93a807

                                              SHA256

                                              1af7f7e2eb00303ac80236787d25944a2ff1cf9fecbedb18fcb1c56009508703

                                              SHA512

                                              d96a248e3d4f61d680dd373cd02243e8cb068e26591efdba2b46c0d28c438d1d4a6bd78377d44a4402a1abcf7977d9b3b1dbc1b13bc8f67ab9a9d4581dd1e048

                                            • memory/1392-23-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1392-54-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1392-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                              Filesize

                                              128KB

                                            • memory/1392-24-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1392-26-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1392-29-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2260-41-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2260-40-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/2260-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/2260-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/2260-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/3428-147-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/3428-152-0x0000000000830000-0x00000000018EA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3428-116-0x0000000000830000-0x00000000018EA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3428-99-0x0000000000830000-0x00000000018EA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3428-100-0x0000000000830000-0x00000000018EA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3428-101-0x0000000000830000-0x00000000018EA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3428-58-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/3780-44-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-62-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-36-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-37-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-38-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-13-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-14-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-16-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-43-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-11-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-10-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-9-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-28-0x0000000000740000-0x0000000000741000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/3780-57-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-61-0x0000000000730000-0x0000000000732000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/3780-17-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-63-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-65-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-67-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-68-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-71-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-72-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-15-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-95-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/3780-31-0x0000000000730000-0x0000000000732000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/3780-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/3780-34-0x0000000000730000-0x0000000000732000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/3780-12-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-6-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/3780-8-0x0000000000850000-0x000000000190A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/5000-151-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/5000-59-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB