Analysis

  • max time kernel
    32s
  • 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 05:53

General

  • Target

    96b1907f73ff20907d5e148d32952041aad3373900b2a58bb76a8bc5f880d3e3N.dll

  • Size

    120KB

  • MD5

    58d4243841f7cf87a4ef6f452913d800

  • SHA1

    c69319b1d3258415fa952d02c0bb51c4ff39639b

  • SHA256

    96b1907f73ff20907d5e148d32952041aad3373900b2a58bb76a8bc5f880d3e3

  • SHA512

    1fbaf3e93d7c9f47e1b35d6d0773ac2e3fc43c6dc81dff54a723b5801b768838b519707bae37c72389b595f8c5bc080f695efa8821b3880a5d21d9e127bb58c0

  • SSDEEP

    1536:YYz1+2mbOUZcziLHQyEukz38qKFvG+ROj42LuHGVjOOjTHIB5Zu:tRs6uLHEukWvGjuwOOjUBi

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 13 IoCs

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

  • UPX packed file 28 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:400
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2852
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2892
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2880
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3472
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\96b1907f73ff20907d5e148d32952041aad3373900b2a58bb76a8bc5f880d3e3N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3528
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\96b1907f73ff20907d5e148d32952041aad3373900b2a58bb76a8bc5f880d3e3N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3220
                      • C:\Users\Admin\AppData\Local\Temp\e5797ea.exe
                        C:\Users\Admin\AppData\Local\Temp\e5797ea.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:448
                      • C:\Users\Admin\AppData\Local\Temp\e579a0d.exe
                        C:\Users\Admin\AppData\Local\Temp\e579a0d.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:708
                      • C:\Users\Admin\AppData\Local\Temp\e57c98a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c98a.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:348
                      • C:\Users\Admin\AppData\Local\Temp\e57c9b8.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c9b8.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4560
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3632
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3832
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3916
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3988
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4088
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4180
                            • 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:2140
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3468

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e5797ea.exe

                                  Filesize

                                  97KB

                                  MD5

                                  d88b95ef63c046490ca6f3fb242dab98

                                  SHA1

                                  fa8fae0e5c956ea34cf970c137c83fe991e4075b

                                  SHA256

                                  8f36b6b61360b1312a801127812e2bd38b638552dadd12cb094a6a9acb89fbab

                                  SHA512

                                  faebde47bb13afb073a6008b3ea2981f64fce992de7f723e99d29748185fd74e473b16be11c7a59a16f624b73e4622e8457e6a05920637c776a279ee4b54314f

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  b4b0e92d249866de0691e54eceff5512

                                  SHA1

                                  cde20597f38b11782f97e7bcb7fe4ace168e6791

                                  SHA256

                                  541cec38dd61ba34fdbb16efad9735e4506a41d0501030f97670fad2dfb5cd73

                                  SHA512

                                  6688e19b2a6738ea4b919b7fc64032fbbdaa45a0c2beb0414a48c8f8fe85df731cc9aa42dfee4878d3f7af4c04e39fbf3fb761daeca226d46acdd657e9a03ab3

                                • memory/348-98-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/348-157-0x00000000008D0000-0x000000000198A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/348-152-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/448-39-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-65-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-11-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-40-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-27-0x0000000001B00000-0x0000000001B01000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/448-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/448-21-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-35-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/448-31-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/448-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-41-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-8-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-20-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-19-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-13-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-34-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-38-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/448-74-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-12-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-72-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-69-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-46-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-68-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-66-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-48-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-60-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/448-62-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-64-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/448-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/708-47-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/708-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/708-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/708-44-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/708-36-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3220-49-0x0000000000BF0000-0x0000000000BF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3220-22-0x0000000000BF0000-0x0000000000BF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3220-29-0x0000000000BF0000-0x0000000000BF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3220-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3220-23-0x0000000000BF0000-0x0000000000BF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3220-30-0x0000000000E80000-0x0000000000E81000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4560-156-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB