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Analysis

  • max time kernel
    104s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/03/2025, 02:28

General

  • Target

    JaffaCakes118_441cbd5b996da226af3b22de9536e52c.exe

  • Size

    284KB

  • MD5

    441cbd5b996da226af3b22de9536e52c

  • SHA1

    135f990985bf4dee12be8d5c9541c631fca9ebb9

  • SHA256

    a3bffda191ed59e4dba263ffad94c780865aefc7eb7991a6c312fff697ce521d

  • SHA512

    ce1fb932e056046ff00b0dd8d9947f9499280347c4a087d018ba43c8fa42eded20d9acb90ac66377b1c1a81be1a49de62a7cdeb43bd7f7000458747cf2c56178

  • SSDEEP

    6144:Q3bdXPx3ydIKCC0ef//uXltKc+LVsz9b8TNlrWuW62BnDf6RhD:GydFeCXuLKcCVsz6/CuW6IL6DD

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/

http://klkjwre77638dfqwieuoi888.info/

Signatures

  • ISR Stealer

    ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

  • ISR Stealer payload 2 IoCs
  • Isrstealer family
  • 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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 22 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2704
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2712
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2948
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3388
                  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_441cbd5b996da226af3b22de9536e52c.exe
                    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_441cbd5b996da226af3b22de9536e52c.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • 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:4120
                    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_441cbd5b996da226af3b22de9536e52c.exe
                      /scomma "C:\Users\Admin\AppData\Local\Temp\DrTWV27J1x.ini"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:2720
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3760
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3864
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3972
                        • 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:4156
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2232
                              • 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:1448
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2828
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:6104
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:564
                                      • C:\Windows\system32\BackgroundTransferHost.exe
                                        "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                        1⤵
                                          PID:536
                                        • C:\Windows\system32\backgroundTaskHost.exe
                                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                          1⤵
                                            PID:4856

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Temp\DrTWV27J1x.ini

                                            Filesize

                                            5B

                                            MD5

                                            d1ea279fb5559c020a1b4137dc4de237

                                            SHA1

                                            db6f8988af46b56216a6f0daf95ab8c9bdb57400

                                            SHA256

                                            fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba

                                            SHA512

                                            720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3

                                          • memory/2720-23-0x0000000000400000-0x0000000000453000-memory.dmp

                                            Filesize

                                            332KB

                                          • memory/2720-19-0x0000000000400000-0x0000000000453000-memory.dmp

                                            Filesize

                                            332KB

                                          • memory/2720-20-0x0000000000400000-0x0000000000453000-memory.dmp

                                            Filesize

                                            332KB

                                          • memory/2720-17-0x0000000000400000-0x0000000000453000-memory.dmp

                                            Filesize

                                            332KB

                                          • memory/4120-8-0x00000000021B0000-0x00000000021B2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4120-1-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-25-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-15-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-10-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-6-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-16-0x00000000021B0000-0x00000000021B2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4120-7-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-9-0x00000000021C0000-0x00000000021C1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/4120-0-0x0000000000400000-0x0000000000448000-memory.dmp

                                            Filesize

                                            288KB

                                          • memory/4120-3-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-12-0x00000000021B0000-0x00000000021B2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4120-4-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-11-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-27-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-26-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-28-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-29-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-30-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-32-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-33-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-5-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB

                                          • memory/4120-53-0x0000000000400000-0x0000000000448000-memory.dmp

                                            Filesize

                                            288KB

                                          • memory/4120-52-0x00000000021B0000-0x00000000021B2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4120-36-0x0000000002C30000-0x0000000003CBE000-memory.dmp

                                            Filesize

                                            16.6MB