Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-02-2025 13:16

General

  • Target

    JaffaCakes118_9443c10464390126d0a31a611be24e0a.exe

  • Size

    356KB

  • MD5

    9443c10464390126d0a31a611be24e0a

  • SHA1

    7a63a099910b1c785f4c4e611682b63ff2f34794

  • SHA256

    38e7943c9c0637c9601146f5489d8e8cd1c8fd8b9531412e75616689ec306c1f

  • SHA512

    fddf6323109075532a3cdb1b3cbcd48e45debe8794d9c96f30ee7a5b13efa7f842c660fbb718a5b2ecad0d51049020d626a729ff7adedce56f5ed3fb01e599d4

  • SSDEEP

    6144:wTnjnvrM3mjHGh5Doh9Z5cAea4Jv81E6TEHZQXbJEz:wHn438Hwerea2vEEGEHWXK

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.

  • 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
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • 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.

  • Drops file in System32 directory 8 IoCs
  • UPX packed file 14 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 3 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.

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • 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:768
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:772
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2544
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2556
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2684
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9443c10464390126d0a31a611be24e0a.exe
                    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9443c10464390126d0a31a611be24e0a.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
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4404
                    • C:\Windows\SysWOW64\netsh.exe
                      netsh firewall set opmode disable
                      3⤵
                      • Modifies Windows Firewall
                      • Event Triggered Execution: Netsh Helper DLL
                      • System Location Discovery: System Language Discovery
                      PID:3024
                      • C:\Windows\System32\Conhost.exe
                        \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                        4⤵
                          PID:3240
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /C AT /delete /yes
                        3⤵
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of WriteProcessMemory
                        PID:1900
                        • C:\Windows\SysWOW64\at.exe
                          AT /delete /yes
                          4⤵
                          • System Location Discovery: System Language Discovery
                          PID:4652
                      • 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⤵
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of WriteProcessMemory
                        PID:1368
                        • C:\Windows\SysWOW64\at.exe
                          AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\blastclnnn.exe
                          4⤵
                          • System Location Discovery: System Language Discovery
                          PID:388
                      • C:\Windows\SysWOW64\NOTEPAD.EXE
                        "C:\Windows\system32\NOTEPAD.EXE"
                        3⤵
                        • System Location Discovery: System Language Discovery
                        PID:3944
                      • C:\Windows\SysWOW64\NOTEPAD.EXE
                        "C:\Windows\system32\NOTEPAD.EXE"
                        3⤵
                        • System Location Discovery: System Language Discovery
                        PID:3676
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                    1⤵
                      PID:3660
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3840
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:3932
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:3996
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:784
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2664
                              • 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:5060
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:4816
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                    1⤵
                                      PID:2416
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:4988
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:3672
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:316

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • C:\Windows\SysWOW64\autorun.ini

                                            Filesize

                                            103B

                                            MD5

                                            71ba948ec18ea42865d9a953fca1eac3

                                            SHA1

                                            35d35b1b2ac08f0898b036328f18a96de87ef2b4

                                            SHA256

                                            d3d3c8b704a1176512eec636590c78467c9f3873f5fc74820130730af7338e14

                                            SHA512

                                            1ac98f09cd05c8798bd54a8db067935efb3fa530fa9d1ef85cd24f88f95e938cf31f1c40676d0be1192b3d32dacd087e76bbf120219acae59b8334c2c671838b

                                          • C:\Windows\SysWOW64\blastclnnn.exe

                                            Filesize

                                            356KB

                                            MD5

                                            9443c10464390126d0a31a611be24e0a

                                            SHA1

                                            7a63a099910b1c785f4c4e611682b63ff2f34794

                                            SHA256

                                            38e7943c9c0637c9601146f5489d8e8cd1c8fd8b9531412e75616689ec306c1f

                                            SHA512

                                            fddf6323109075532a3cdb1b3cbcd48e45debe8794d9c96f30ee7a5b13efa7f842c660fbb718a5b2ecad0d51049020d626a729ff7adedce56f5ed3fb01e599d4

                                          • C:\Windows\SysWOW64\setting.ini

                                            Filesize

                                            158KB

                                            MD5

                                            e156421449aea84310406089b4fb5124

                                            SHA1

                                            547e3f9728e06ea4f16036b68424306028389eac

                                            SHA256

                                            8d25b07aa92386348cb40584369be6a7978590e74368c0128d76012d4f6bb3cd

                                            SHA512

                                            939c691f8df413819a5f0e24a6d836e248303637c3b13f71e712dceaf5c77858008c5d6c69b20586ec7bec46a784aff07c73381793cae71ec6cff04bef12dee9

                                          • memory/3024-16-0x0000000000340000-0x0000000000342000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3024-31-0x0000000000340000-0x0000000000342000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3024-11-0x0000000000350000-0x0000000000351000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/3024-23-0x0000000000340000-0x0000000000342000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4404-24-0x0000000002390000-0x00000000033C3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/4404-38-0x0000000000400000-0x00000000004B4000-memory.dmp

                                            Filesize

                                            720KB

                                          • memory/4404-12-0x0000000003810000-0x0000000003812000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4404-8-0x0000000003810000-0x0000000003812000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4404-9-0x0000000003820000-0x0000000003821000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/4404-0-0x0000000000400000-0x00000000004B4000-memory.dmp

                                            Filesize

                                            720KB

                                          • memory/4404-6-0x0000000002390000-0x00000000033C3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/4404-4-0x0000000002390000-0x00000000033C3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/4404-34-0x0000000002390000-0x00000000033C3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/4404-13-0x0000000003810000-0x0000000003812000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4404-42-0x0000000003810000-0x0000000003812000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4404-47-0x0000000000400000-0x00000000004B4000-memory.dmp

                                            Filesize

                                            720KB

                                          • memory/4404-58-0x0000000002390000-0x00000000033C3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/4404-1-0x0000000002390000-0x00000000033C3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/4404-88-0x0000000002390000-0x00000000033C3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/4404-92-0x0000000002390000-0x00000000033C3000-memory.dmp

                                            Filesize

                                            16.2MB

                                          • memory/4404-101-0x0000000000400000-0x00000000004B4000-memory.dmp

                                            Filesize

                                            720KB

                                          • memory/4404-115-0x0000000002390000-0x00000000033C3000-memory.dmp

                                            Filesize

                                            16.2MB