Analysis

  • max time kernel
    105s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 20:22

General

  • Target

    JaffaCakes118_680e782739853d9ab89f2a6b929bda9c.exe

  • Size

    2.2MB

  • MD5

    680e782739853d9ab89f2a6b929bda9c

  • SHA1

    134db29b396c18daad1290dec090ede152c7ae58

  • SHA256

    244af2b75e59120c8a306b1b64b946be401d64b4cf3c22c5bead31772b24d116

  • SHA512

    ba3ae7b7b4801eca7953379c9dd2fdbe4e9c8fbe628b190b1ed2b38bcf726640f1d2b3bdacca9e8acf89fcc8db5717f6637dfa4863c5766da7d11334946fc784

  • SSDEEP

    49152:r94TDiVcvpec5e0mZfyeSywbd4CoohD3msm:r94TD6cvcc5e0mQw+D3Rm

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

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Modiloader 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
  • ModiLoader Second Stage 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 10 IoCs

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

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

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

  • Program crash 1 IoCs
  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2476
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2536
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2808
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_680e782739853d9ab89f2a6b929bda9c.exe
                    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_680e782739853d9ab89f2a6b929bda9c.exe"
                    2⤵
                    • Checks computer location settings
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:2860
                    • C:\Users\Admin\AppData\Local\Temp\server.exe
                      "C:\Users\Admin\AppData\Local\Temp\server.exe"
                      3⤵
                      • Modifies firewall policy service
                      • UAC bypass
                      • Windows security bypass
                      • Disables RegEdit via registry modification
                      • Executes dropped EXE
                      • Windows security modification
                      • Checks whether UAC is enabled
                      • Suspicious use of SetThreadContext
                      • 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:3304
                      • C:\Users\Admin\AppData\Local\Temp\server.exe
                        "C:\Users\Admin\AppData\Local\Temp\server.exe"
                        4⤵
                        • Executes dropped EXE
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        PID:996
                    • C:\Users\Admin\AppData\Local\Temp\BiFrOsT.exe
                      "C:\Users\Admin\AppData\Local\Temp\BiFrOsT.exe"
                      3⤵
                      • Checks computer location settings
                      • Executes dropped EXE
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:420
                      • C:\Users\Admin\AppData\Local\Temp\BiFrOsT.exe
                        "C:\Users\Admin\AppData\Local\Temp\BiFrOsT.exe"
                        4⤵
                        • Executes dropped EXE
                        PID:4988
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 296
                          5⤵
                          • Program crash
                          PID:2892
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3656
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3852
                    • 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:4004
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:536
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3776
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:3544
                              • 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:4448
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:1740
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4988 -ip 4988
                                    1⤵
                                      PID:5036

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\BiFrOsT.exe

                                      Filesize

                                      1.9MB

                                      MD5

                                      ff8bdd790f373a63c58231260e7d9735

                                      SHA1

                                      bd1ff5abafe58dbfbe58841aa58b37e4c14dfbf2

                                      SHA256

                                      c802b070e7bebe5465f0cad4026876eae129cffb4f192b81ab215a0bc85a345a

                                      SHA512

                                      d1843196321f6b3285c0941f3e088ff68d44cca0100d71c74f8c4300edafa38262cbbad3f9d886a519a5971a074ba95af48d1acb6c38a949d82f2ef68dda71d2

                                    • C:\Users\Admin\AppData\Local\Temp\server.exe

                                      Filesize

                                      288KB

                                      MD5

                                      f43eb9d34f6462f4c48210c4c0f5a39e

                                      SHA1

                                      88b2efd2723a7c13b42c64af00bcc178893859ec

                                      SHA256

                                      ed5bbfd85631de43a25f3c1c4f8a7851f621330772b02d436da782432a269c2a

                                      SHA512

                                      4cb4e25842736cdb083cb70559657fdf391b656d208fcc557778b08e6213631fb778f2b6d80432ddb2f37f5229213f34ba5e78fa9137b7cb14c7bb7e6c5331a2

                                    • memory/420-65-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/420-36-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/420-69-0x0000000000400000-0x00000000005DF000-memory.dmp

                                      Filesize

                                      1.9MB

                                    • memory/420-34-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/420-35-0x0000000000400000-0x00000000005DF000-memory.dmp

                                      Filesize

                                      1.9MB

                                    • memory/420-31-0x0000000000690000-0x0000000000691000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/996-52-0x0000000000400000-0x0000000000409000-memory.dmp

                                      Filesize

                                      36KB

                                    • memory/996-51-0x0000000000400000-0x00000000004083A0-memory.dmp

                                      Filesize

                                      32KB

                                    • memory/996-49-0x0000000000400000-0x0000000000409000-memory.dmp

                                      Filesize

                                      36KB

                                    • memory/996-46-0x0000000000400000-0x0000000000409000-memory.dmp

                                      Filesize

                                      36KB

                                    • memory/2860-24-0x0000000000400000-0x0000000000638000-memory.dmp

                                      Filesize

                                      2.2MB

                                    • memory/3304-29-0x0000000000730000-0x0000000000731000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3304-44-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-33-0x0000000000720000-0x0000000000722000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3304-32-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-26-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-45-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-22-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-55-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-57-0x0000000000720000-0x0000000000722000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3304-70-0x0000000000400000-0x0000000000444000-memory.dmp

                                      Filesize

                                      272KB

                                    • memory/3304-28-0x0000000000720000-0x0000000000722000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3304-23-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-25-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-37-0x0000000000720000-0x0000000000722000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3304-43-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-27-0x0000000002970000-0x00000000039FE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/3304-13-0x0000000000400000-0x0000000000444000-memory.dmp

                                      Filesize

                                      272KB

                                    • memory/3520-73-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

                                      Filesize

                                      28KB

                                    • memory/3520-74-0x000000007FFD0000-0x000000007FFD1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4988-53-0x0000000000400000-0x00000000005DF000-memory.dmp

                                      Filesize

                                      1.9MB