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Analysis

  • max time kernel
    122s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/08/2024, 00:06

General

  • Target

    8837d43973e88aa60487f2a84a369fda_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    8837d43973e88aa60487f2a84a369fda

  • SHA1

    e1f7e0fb13e4d73af9d830ecd60a2a33d2e2db79

  • SHA256

    284a9eeb9d2789f5f9a4dc150c4ef03c82f4c85fd76e360977f8132fcf30fa91

  • SHA512

    68b05b3332ab36f7c237d028d3f57c70d025822921ee1b81010a096a4c69488cea48ccdf132e2c96498db2b7a5234ec38fabb8a221796a8aca251600111769b8

  • SSDEEP

    3072:pyw/uSW4qLkKPsmxJqowrC3dx0gAkoYMK:pH/uSW4yPsmxJc2jhroYt

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.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 39 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).

  • 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.

  • 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2988
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2996
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:768
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3392
                  • C:\Users\Admin\AppData\Local\Temp\8837d43973e88aa60487f2a84a369fda_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\8837d43973e88aa60487f2a84a369fda_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
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4440
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3524
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3700
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3832
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3900
                        • 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:3808
                            • 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:4736
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4216
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:4116
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4092
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:244
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:512
                                        • C:\Windows\system32\DllHost.exe
                                          C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
                                          1⤵
                                            PID:640

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • F:\clrg.exe

                                            Filesize

                                            100KB

                                            MD5

                                            16db6bdc2a256b58ab56eac437333751

                                            SHA1

                                            79d016417449ac8ae8479083605dc5b05553f75f

                                            SHA256

                                            85c2337de81e5e328d4f25c5753863cf12c2626d478997305a9fb5dcb09d6137

                                            SHA512

                                            5693dfd8043386fdf09aa88e6f03b8bab634b445f9ecfbbe554ce974a6e9de03a7a333c29df45e36943c7af4ba8cdea1b1d3ba6768de66872b5fa1051347294f

                                          • memory/4440-25-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-17-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-3-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-9-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4440-8-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-10-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-11-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4440-12-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-14-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-13-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-4-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-15-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-7-0x0000000003880000-0x0000000003881000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/4440-30-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-16-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-27-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-18-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-19-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-20-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-22-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-23-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-0-0x0000000000400000-0x0000000000414000-memory.dmp

                                            Filesize

                                            80KB

                                          • memory/4440-5-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-26-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-6-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4440-31-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-33-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-36-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-37-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-38-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-39-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-41-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-44-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-47-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-53-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-55-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-56-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-58-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-61-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-64-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-65-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-66-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-68-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4440-70-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4440-1-0x00000000021A0000-0x000000000322E000-memory.dmp

                                            Filesize

                                            16.6MB