Analysis

  • max time kernel
    122s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/04/2024, 16:01

General

  • Target
    f17245a05aa7afbe1e9581b713cf3400_JaffaCakes118.exe
  • Size 100KB
  • Sample240415-tgphbsad78
  • SHA256 c6e339360a0edb981676bab88973b2ebf21d2f064da9617b23a9e5fd9ba895df
  • MD5 SHA1 SHA512 SSDEEP

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 2 TTPs 3 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 37 IoCs

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

  • 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.

  • 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).

  • Modifies registry class 1 IoCs
  • 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:1012
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2664
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2680
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2780
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3524
                  • C:\Users\Admin\AppData\Local\Temp\f17245a05aa7afbe1e9581b713cf3400_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\f17245a05aa7afbe1e9581b713cf3400_JaffaCakes118.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
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3496
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3664
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3844
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3940
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4008
                        • 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:3876
                            • 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:2248
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3020
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                                  1⤵
                                    PID:3544
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                    1⤵
                                      PID:3800
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:2856
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:1696
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:4864

                                          Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

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                                                Downloads

                                                blywk.exe

                                                • Path F:\blywk.exe
                                                • Size 100KB
                                                • SHA256 f80347e3b5cfd4ebe6e2e20e3879f52fb126c663bc6542dc90239745fe56add2
                                                • MD5 SHA1 SHA512 SSDEEP

                                                memory/3496-24-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-27-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-29-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-6-0x00000000041F0000-0x00000000041F2000-memory.dmp

                                                memory/3496-5-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-10-0x00000000041F0000-0x00000000041F2000-memory.dmp

                                                memory/3496-7-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-11-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-12-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-13-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-14-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-15-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-16-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-17-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-18-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-19-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-20-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-22-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-23-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-0-0x0000000000400000-0x0000000000415000-memory.dmp

                                                memory/3496-4-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-26-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-8-0x0000000004480000-0x0000000004481000-memory.dmp

                                                memory/3496-31-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-34-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-36-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-38-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-40-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-42-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-44-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-46-0x00000000041F0000-0x00000000041F2000-memory.dmp

                                                memory/3496-47-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-49-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-51-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-53-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-55-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-62-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-64-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-66-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-68-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-69-0x0000000002190000-0x000000000321E000-memory.dmp

                                                memory/3496-2-0x0000000002190000-0x000000000321E000-memory.dmp