Analysis

  • max time kernel
    125s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/11/2024, 18:29

General

  • Target

    86f9fc773ca897c9e095106a1eff4341_JaffaCakes118.exe

  • Size

    462KB

  • MD5

    86f9fc773ca897c9e095106a1eff4341

  • SHA1

    4a34712516184e079e2d4d55e3f5f5020a858f57

  • SHA256

    fb7a5dc78dd2135e60b287a4b3c4e918e377bcbdde108865434a93e1badf78ff

  • SHA512

    44961a3bd4bc5ca7dccf44b554904457a28def1a26aad425e3c97f1bc107e2572a9bf1f243e17719304f9829811be000eeeb26491bd2865927cbb02e20fe8add

  • SSDEEP

    12288:TzE803GGZX7u1qIeT7PN/EJ+hmToSUt/SDg/8yaFp:n83GS7u1teT7PN/Ek5t/SD+m

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

  • Detect Neshta payload 6 IoCs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • 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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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.

  • UPX packed file 36 IoCs

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

  • Drops file in Program Files directory 64 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 2 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:812
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:816
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:396
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3040
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2772
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3132
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3444
                  • C:\Users\Admin\AppData\Local\Temp\86f9fc773ca897c9e095106a1eff4341_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\86f9fc773ca897c9e095106a1eff4341_JaffaCakes118.exe"
                    2⤵
                    • Checks computer location settings
                    • Modifies system executable filetype association
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious use of WriteProcessMemory
                    PID:4492
                    • C:\Users\Admin\AppData\Local\Temp\3582-490\86f9fc773ca897c9e095106a1eff4341_JaffaCakes118.exe
                      "C:\Users\Admin\AppData\Local\Temp\3582-490\86f9fc773ca897c9e095106a1eff4341_JaffaCakes118.exe"
                      3⤵
                      • 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 Program Files directory
                      • Drops file in Windows directory
                      • System Location Discovery: System Language Discovery
                      • Modifies Internet Explorer settings
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of SetWindowsHookEx
                      • Suspicious use of WriteProcessMemory
                      • System policy modification
                      PID:3912
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3592
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3784
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3876
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3976
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4064
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4124
                            • 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:1944
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4564
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:2100
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:5104
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:4572
                                      • C:\Windows\system32\backgroundTaskHost.exe
                                        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                        1⤵
                                          PID:1244
                                        • C:\Windows\system32\backgroundTaskHost.exe
                                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                          1⤵
                                            PID:1800
                                          • C:\Windows\system32\backgroundTaskHost.exe
                                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                            1⤵
                                              PID:4788

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

                                              Filesize

                                              86KB

                                              MD5

                                              3b73078a714bf61d1c19ebc3afc0e454

                                              SHA1

                                              9abeabd74613a2f533e2244c9ee6f967188e4e7e

                                              SHA256

                                              ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

                                              SHA512

                                              75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

                                            • C:\Users\Admin\AppData\Local\Temp\3582-490\86f9fc773ca897c9e095106a1eff4341_JaffaCakes118.exe

                                              Filesize

                                              421KB

                                              MD5

                                              de9aa223872f7f292c42794631ab615c

                                              SHA1

                                              898f8e02d2f84d2290b0113dfc0562566fb8e05a

                                              SHA256

                                              3135edbac6349794a71a7424dc040c578949961721706154297823b419bfa0a3

                                              SHA512

                                              bee34f1331b6ad79db0ce027fa6092e4afad31df1343e7adfc3348d2ec15e76322dbb2c7627cf99a0347676c456b02eafee178582824492ae9b8f8aa4baa3068

                                            • memory/3912-40-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-156-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-174-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-172-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-25-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/3912-16-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-169-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-26-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-22-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-17-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-28-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/3912-165-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-23-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-31-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-30-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-29-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-33-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-32-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-164-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-37-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-39-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-13-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-12-0x0000000000400000-0x000000000050F000-memory.dmp

                                              Filesize

                                              1.1MB

                                            • memory/3912-90-0x0000000000400000-0x000000000050F000-memory.dmp

                                              Filesize

                                              1.1MB

                                            • memory/3912-21-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/3912-136-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-161-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-137-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-140-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/3912-127-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-141-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-138-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-157-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-143-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-145-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-152-0x0000000000400000-0x000000000050F000-memory.dmp

                                              Filesize

                                              1.1MB

                                            • memory/3912-150-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-154-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/3912-155-0x00000000023C0000-0x000000000344E000-memory.dmp

                                              Filesize

                                              16.6MB

                                            • memory/4492-158-0x0000000000400000-0x000000000041B000-memory.dmp

                                              Filesize

                                              108KB

                                            • memory/4492-146-0x0000000000400000-0x000000000041B000-memory.dmp

                                              Filesize

                                              108KB

                                            • memory/4492-139-0x0000000002EF0000-0x0000000002EF2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4492-133-0x0000000000400000-0x000000000041B000-memory.dmp

                                              Filesize

                                              108KB

                                            • memory/4492-38-0x0000000000400000-0x000000000041B000-memory.dmp

                                              Filesize

                                              108KB

                                            • memory/4492-27-0x0000000002EF0000-0x0000000002EF2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4492-24-0x0000000002EF0000-0x0000000002EF2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4492-173-0x0000000000400000-0x000000000041B000-memory.dmp

                                              Filesize

                                              108KB

                                            • memory/4492-18-0x0000000002EF0000-0x0000000002EF2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4492-19-0x0000000003040000-0x0000000003041000-memory.dmp

                                              Filesize

                                              4KB