Analysis

  • max time kernel
    119s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 22:37

General

  • Target

    c1a282b8f3666a7b2b1ed31110705e7fd9164cb0ccd8315c6da32d11bc981845.exe

  • Size

    144KB

  • MD5

    2b83eefe033c91f6770bac6cba53e485

  • SHA1

    025555ce121d02a55d0ed2e67e0035d7c7eded2f

  • SHA256

    c1a282b8f3666a7b2b1ed31110705e7fd9164cb0ccd8315c6da32d11bc981845

  • SHA512

    dbdd8ac52dfb02d358b761aebb7f792acab79a586caa770f69303e66eb494dabc36dc5ea29b6c2f71f58412fcd9f3e628fb1005910538c601acd96af93734a76

  • SSDEEP

    3072:OZu2Vgc0B4TBTiEhL3s3YascgZaTt7cfGQzpzvSOu:OZX6WNOEtQYagUtAfGQzRK

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 38 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 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:60
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2880
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2888
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3008
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3440
                  • C:\Users\Admin\AppData\Local\Temp\c1a282b8f3666a7b2b1ed31110705e7fd9164cb0ccd8315c6da32d11bc981845.exe
                    "C:\Users\Admin\AppData\Local\Temp\c1a282b8f3666a7b2b1ed31110705e7fd9164cb0ccd8315c6da32d11bc981845.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Checks computer location settings
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • 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:864
                    • C:\Windows\SysWOW64\cmd.exe
                      "C:\Windows\System32\cmd.exe" /c Tools\init.cmd "C:\Users\Admin\AppData\Local\Temp\bin\Tools\run.hta"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:3828
                    • C:\Windows\SysWOW64\mshta.exe
                      "C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\bin\Tools\run.hta"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:4544
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • 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:4144
                            • 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:3372
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3424

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\bfxxdh.pif

                                  Filesize

                                  100KB

                                  MD5

                                  ed0a3744a2994dac587d84e97addb736

                                  SHA1

                                  88bce77e29bc725737279859197da8a2c3f6076d

                                  SHA256

                                  9b9d2c6a4e421831a9d31031d988e7f5f089f7e56001bd5eb8ee953c88ad3859

                                  SHA512

                                  d6cdb3db70afe9c2a27a6e28e381d885558e03440beaddbf91272488ce73934f427c6837ecffb613bf6fdb49fed3d03640e92277bbdd4bf522a350c99c9726ba

                                • memory/864-28-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-63-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-6-0x00000000044F0000-0x00000000044F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/864-5-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-9-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-13-0x00000000044F0000-0x00000000044F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/864-10-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-14-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-12-0x00000000044F0000-0x00000000044F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/864-11-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-8-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-4-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-15-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-17-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-16-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-18-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-19-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-20-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-22-0x0000000000400000-0x0000000000429000-memory.dmp

                                  Filesize

                                  164KB

                                • memory/864-3-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-27-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-26-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-73-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-7-0x0000000004840000-0x0000000004841000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/864-34-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-31-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-33-0x00000000044F0000-0x00000000044F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/864-30-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-36-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-39-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-41-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-43-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-44-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-47-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-48-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-49-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-52-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-55-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-57-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-58-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-60-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-0-0x0000000000400000-0x0000000000429000-memory.dmp

                                  Filesize

                                  164KB

                                • memory/864-64-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-65-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/864-72-0x00000000027D0000-0x000000000385E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4544-24-0x0000000004A70000-0x0000000004A71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4544-25-0x0000000004920000-0x0000000004922000-memory.dmp

                                  Filesize

                                  8KB