Analysis

  • max time kernel
    122s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-06-2024 13:42

General

  • Target

    9adac753079634102c479d5bed64c981_JaffaCakes118.exe

  • Size

    2.1MB

  • MD5

    9adac753079634102c479d5bed64c981

  • SHA1

    2ab1e482a42937d88c542454b3ca8678b04f9bac

  • SHA256

    a5e0fd4fc748a061bc6dc5352836e6c6c268204f56041d3452a2bfd609decfa4

  • SHA512

    79b2cfa14532e60e9bd415d45866cf13862bdc94060aa9c3bafff019d56bb2c7b4a4a0f725232b13b33e1c3da5fc38daf8264caa2468bba1ae3e05b00184f3c5

  • SSDEEP

    49152:zoX3Sp4mYRPmXkkatKFKFkRhJrtQC8KXNJUMh6o:pp4RP4a4kalUKXDD

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

  • Modifies firewall policy service 2 TTPs 3 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
  • UPX packed file 38 IoCs

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

  • 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.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 12 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2516
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2544
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2764
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3536
                  • C:\Users\Admin\AppData\Local\Temp\9adac753079634102c479d5bed64c981_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\9adac753079634102c479d5bed64c981_JaffaCakes118.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:2844
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3668
                  • 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:3944
                      • 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:1028
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2824
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4212
                              • 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:4764

                                Network

                                MITRE ATT&CK Matrix ATT&CK v13

                                Initial Access

                                Replication Through Removable Media

                                1
                                T1091

                                Persistence

                                Create or Modify System Process

                                1
                                T1543

                                Windows Service

                                1
                                T1543.003

                                Privilege Escalation

                                Create or Modify System Process

                                1
                                T1543

                                Windows Service

                                1
                                T1543.003

                                Abuse Elevation Control Mechanism

                                1
                                T1548

                                Bypass User Account Control

                                1
                                T1548.002

                                Defense Evasion

                                Modify Registry

                                5
                                T1112

                                Abuse Elevation Control Mechanism

                                1
                                T1548

                                Bypass User Account Control

                                1
                                T1548.002

                                Impair Defenses

                                3
                                T1562

                                Disable or Modify Tools

                                3
                                T1562.001

                                Discovery

                                System Information Discovery

                                3
                                T1082

                                Query Registry

                                1
                                T1012

                                Peripheral Device Discovery

                                1
                                T1120

                                Lateral Movement

                                Replication Through Removable Media

                                1
                                T1091

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • F:\wjyyvn.exe
                                  Filesize

                                  100KB

                                  MD5

                                  850372905c486b1465218f48c40cd379

                                  SHA1

                                  087aeeb9afc599b815df8797760c30ad10561921

                                  SHA256

                                  b647e11ce99792f4b8847ce0c82612032a87c3e5b150643e863bd8b098a92e54

                                  SHA512

                                  780cfeec3f7b886d13d59071d2fae38e2160ee9e349047de2a79960d3c1414a9b562166a382f911c676f34b28c160576e92ae771fb45e868d62cb9bd28ab5080

                                • memory/2844-36-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-7-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-5-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-0-0x0000000000400000-0x00000000004AD000-memory.dmp
                                  Filesize

                                  692KB

                                • memory/2844-6-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-12-0x0000000003750000-0x0000000003751000-memory.dmp
                                  Filesize

                                  4KB

                                • memory/2844-11-0x00000000023E0000-0x00000000023E2000-memory.dmp
                                  Filesize

                                  8KB

                                • memory/2844-14-0x00000000023E0000-0x00000000023E2000-memory.dmp
                                  Filesize

                                  8KB

                                • memory/2844-10-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-15-0x00000000023E0000-0x00000000023E2000-memory.dmp
                                  Filesize

                                  8KB

                                • memory/2844-35-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-8-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-38-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-17-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-25-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-27-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-28-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-29-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-32-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-33-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-13-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-1-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-9-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-40-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-42-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-43-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-46-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-49-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-51-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-53-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-55-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-57-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-64-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-65-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-67-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-70-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-72-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-73-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-75-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-77-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-78-0x00000000023E0000-0x00000000023E2000-memory.dmp
                                  Filesize

                                  8KB

                                • memory/2844-79-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-80-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2844-3-0x0000000002400000-0x000000000348E000-memory.dmp
                                  Filesize

                                  16.6MB