Analysis

  • max time kernel
    120s
  • 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
    03/12/2024, 17:50

General

  • Target

    69d4682f91bb445ecdd7d709b6b46141ffe3db0a867ee1bdd25d8c8b98676af7.exe

  • Size

    4.4MB

  • MD5

    4ddb4004b846a24849755323d4f44f10

  • SHA1

    7f1faa9924ce99d11404bc2150fcc207f5e5d7c2

  • SHA256

    69d4682f91bb445ecdd7d709b6b46141ffe3db0a867ee1bdd25d8c8b98676af7

  • SHA512

    c6900c2375a255343fb7b888ee839532e716effceb270f5878707cfed6258a1de597ae08d31646faf902e8c7e2bf8655393cd53485270d30c283804b6ce0dbcb

  • SSDEEP

    98304:akAeZClVO2BbRI73bHMVCK0/EWnmHOCawY6J:dAzVjBbRI73bHMVCK0/EymHO6J

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
  • 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 8 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:680
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2512
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3136
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3440
                  • C:\Users\Admin\AppData\Local\Temp\69d4682f91bb445ecdd7d709b6b46141ffe3db0a867ee1bdd25d8c8b98676af7.exe
                    "C:\Users\Admin\AppData\Local\Temp\69d4682f91bb445ecdd7d709b6b46141ffe3db0a867ee1bdd25d8c8b98676af7.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • 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 SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:2332
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3532
                  • 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:3836
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3904
                        • 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:3872
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:5108
                              • 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:1904

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\sufys.exe

                                  Filesize

                                  97KB

                                  MD5

                                  92b353b05ccc22bc353010e1870cb4d2

                                  SHA1

                                  8793eac4d5ce546ca8d8b167e5026b0191b1b1af

                                  SHA256

                                  4350636428cb378aac3853201f7fd0e929a6e023cfa4bd319549a08d56c612d6

                                  SHA512

                                  72073d76e83843da8d698535263797cb3b87a49ae8bb2fbabf5398ba1db54b2bdf2842ff504fa11b0f962041f7606ebe38c9cfcbe8ed479c66266ad3a296b88e

                                • memory/2332-5-0x0000000002780000-0x000000000383A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2332-51-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-10-0x0000000004660000-0x0000000004661000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2332-7-0x0000000002780000-0x000000000383A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2332-20-0x000000000040F000-0x0000000000410000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2332-21-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-22-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-8-0x0000000002780000-0x000000000383A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2332-23-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-19-0x0000000005C30000-0x0000000005C31000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2332-6-0x0000000002780000-0x000000000383A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2332-25-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-9-0x0000000003D00000-0x0000000003D02000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2332-3-0x0000000002780000-0x000000000383A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2332-4-0x0000000002780000-0x000000000383A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2332-26-0x0000000002780000-0x000000000383A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2332-27-0x0000000005C30000-0x0000000005C31000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2332-34-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-37-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-1-0x0000000002780000-0x000000000383A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2332-46-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-47-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-49-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-50-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-0-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-53-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB

                                • memory/2332-54-0x0000000000400000-0x000000000082F000-memory.dmp

                                  Filesize

                                  4.2MB