Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-06-2024 01:16

General

  • Target

    10390fb17b9a12721e70919f9b15131e_JaffaCakes118.exe

  • Size

    323KB

  • MD5

    10390fb17b9a12721e70919f9b15131e

  • SHA1

    a5bea9f6ef3ce30976783ef093f024e5dbf87806

  • SHA256

    37654388123af77ef3b7fbd90c0ed9c18058ad69fc717362519af470ec03e0bb

  • SHA512

    bfa62e61b34232dd9656dd576c336319f2d7da6f882a573b22529728995d4228c7ae50fd3081f3e032844d626be2b0d1bed2a135f63daef441dfa5ae309c984c

  • SSDEEP

    6144:1xlZaFDLrItkluXRuBvusFjJemp8dqoOiEzfZiHpXHJ9m2AXI6wue6JTtCQr4X:PlQ8fXEBvuwjInnLEzRiHXpx9Qq

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

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • UPX packed file 14 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 8 IoCs
  • Drops file in Program Files directory 13 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Suspicious behavior: EnumeratesProcesses 64 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:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2616
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2648
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2752
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Users\Admin\AppData\Local\Temp\10390fb17b9a12721e70919f9b15131e_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\10390fb17b9a12721e70919f9b15131e_JaffaCakes118.exe"
                    2⤵
                    • Modifies WinLogon for persistence
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Windows security modification
                    • Adds Run key to start application
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in System32 directory
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1412
                    • C:\Windows\SysWOW64\netsh.exe
                      netsh firewall set opmode disable
                      3⤵
                      • Modifies Windows Firewall
                      • Event Triggered Execution: Netsh Helper DLL
                      PID:4824
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /C AT /delete /yes
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:184
                      • C:\Windows\SysWOW64\at.exe
                        AT /delete /yes
                        4⤵
                          PID:2492
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\blastclnnn.exe
                        3⤵
                        • Suspicious use of WriteProcessMemory
                        PID:3164
                        • C:\Windows\SysWOW64\at.exe
                          AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\blastclnnn.exe
                          4⤵
                            PID:3444
                        • C:\Windows\SysWOW64\NOTEPAD.EXE
                          "C:\Windows\system32\NOTEPAD.EXE"
                          3⤵
                            PID:2492
                          • C:\Windows\SysWOW64\NOTEPAD.EXE
                            "C:\Windows\system32\NOTEPAD.EXE"
                            3⤵
                              PID:1640
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                          1⤵
                            PID:3648
                          • 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:4000
                                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                  1⤵
                                    PID:672
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:3976
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:388
                                      • 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:3932
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window
                                          1⤵
                                            PID:1572
                                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=124.0.6367.118 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=124.0.2478.80 --initial-client-data=0x238,0x23c,0x240,0x234,0x248,0x7ffc9f3dceb8,0x7ffc9f3dcec4,0x7ffc9f3dced0
                                              2⤵
                                                PID:2200
                                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=2296,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=2292 /prefetch:2
                                                2⤵
                                                  PID:4584
                                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=1872,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=2428 /prefetch:3
                                                  2⤵
                                                    PID:4256
                                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2452,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=2432 /prefetch:8
                                                    2⤵
                                                      PID:2628
                                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4200,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=4040 /prefetch:8
                                                      2⤵
                                                        PID:2892

                                                    Network

                                                    MITRE ATT&CK Enterprise v15

                                                    Replay Monitor

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                                                    Downloads

                                                    • C:\Windows\SysWOW64\autorun.ini

                                                      Filesize

                                                      106B

                                                      MD5

                                                      461844e7b27354ffb9b1f5cafc529c64

                                                      SHA1

                                                      f3ee2f507999a91ad23366c65f06159d79ec5478

                                                      SHA256

                                                      e7deff408c17012d4a2ed9399301e10253dfb74db882ee557b09c319b7be86ba

                                                      SHA512

                                                      e2e3fe4962ee8a3bbbff1df45782ac2281ccd67cb7598c2d47fcc36ae1c5a667e1465afd138c1e491014348b381f31d75e1ccee739db81892217ada0380c0c57

                                                    • C:\Windows\SysWOW64\setting.ini

                                                      Filesize

                                                      143KB

                                                      MD5

                                                      3db6579bc49df91fd4776054dbb9365f

                                                      SHA1

                                                      fdc004757e18162c83742af46cc5fd758e981579

                                                      SHA256

                                                      6628dfbe922a5f4b2b778ef2a9ca82f992369036992e4c0b8f074971ebd56469

                                                      SHA512

                                                      e5b9bd3198a662e36461aced490fc59d1d03819eefef6f2954fcb2c704f23db1e8c5ebec454633bb195001836978c787da17c8d32efff28c83862cb20bd8ab12

                                                    • C:\Windows\scvshosts.exe

                                                      Filesize

                                                      323KB

                                                      MD5

                                                      10390fb17b9a12721e70919f9b15131e

                                                      SHA1

                                                      a5bea9f6ef3ce30976783ef093f024e5dbf87806

                                                      SHA256

                                                      37654388123af77ef3b7fbd90c0ed9c18058ad69fc717362519af470ec03e0bb

                                                      SHA512

                                                      bfa62e61b34232dd9656dd576c336319f2d7da6f882a573b22529728995d4228c7ae50fd3081f3e032844d626be2b0d1bed2a135f63daef441dfa5ae309c984c

                                                    • memory/1412-10-0x0000000000910000-0x0000000000912000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/1412-1-0x0000000003030000-0x0000000004063000-memory.dmp

                                                      Filesize

                                                      16.2MB

                                                    • memory/1412-0-0x0000000000400000-0x00000000004A9000-memory.dmp

                                                      Filesize

                                                      676KB

                                                    • memory/1412-8-0x00000000009C0000-0x00000000009C1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1412-7-0x0000000000910000-0x0000000000912000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/1412-14-0x0000000000910000-0x0000000000912000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/1412-22-0x0000000003030000-0x0000000004063000-memory.dmp

                                                      Filesize

                                                      16.2MB

                                                    • memory/1412-5-0x0000000003030000-0x0000000004063000-memory.dmp

                                                      Filesize

                                                      16.2MB

                                                    • memory/1412-29-0x0000000003030000-0x0000000004063000-memory.dmp

                                                      Filesize

                                                      16.2MB

                                                    • memory/1412-13-0x0000000003030000-0x0000000004063000-memory.dmp

                                                      Filesize

                                                      16.2MB

                                                    • memory/1412-74-0x0000000003030000-0x0000000004063000-memory.dmp

                                                      Filesize

                                                      16.2MB

                                                    • memory/1412-77-0x0000000000400000-0x00000000004A9000-memory.dmp

                                                      Filesize

                                                      676KB

                                                    • memory/1412-80-0x0000000003030000-0x0000000004063000-memory.dmp

                                                      Filesize

                                                      16.2MB

                                                    • memory/1412-84-0x0000000003030000-0x0000000004063000-memory.dmp

                                                      Filesize

                                                      16.2MB

                                                    • memory/1412-96-0x0000000000400000-0x00000000004A9000-memory.dmp

                                                      Filesize

                                                      676KB

                                                    • memory/1412-97-0x0000000000400000-0x00000000004A9000-memory.dmp

                                                      Filesize

                                                      676KB

                                                    • memory/1412-112-0x0000000003030000-0x0000000004063000-memory.dmp

                                                      Filesize

                                                      16.2MB

                                                    • memory/1412-113-0x0000000000910000-0x0000000000912000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/2492-117-0x00000000010B0000-0x00000000010C7000-memory.dmp

                                                      Filesize

                                                      92KB

                                                    • memory/2492-118-0x00000000010B0000-0x00000000010C7000-memory.dmp

                                                      Filesize

                                                      92KB