Analysis

  • max time kernel
    146s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2024, 17:36

General

  • Target

    c3a4e5e7a865416e3bb28d39af01dc4a_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    c3a4e5e7a865416e3bb28d39af01dc4a

  • SHA1

    3a2f0db7bfb2213c2184a56430381183f1c2fc15

  • SHA256

    d41113e48a4937708fffcc73622f557a9a0cb6c2824b7cf1015e6d216b58ce3a

  • SHA512

    8cfd5f785cfbf3fab859ebd2be7e79f13c7aef333c8ecb978f0cd041c19de3d8203b40706fd162807c9b0cf2a22e6b26d32b9c05c36fa4b2d1dfbe1aafde48a6

  • SSDEEP

    3072:O+o2NzBWlWTueDtOFooj84xEbItVbkoy/mTEet47:+2NFW1FoofxEU/bkoy7ey7

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 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
  • 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.

  • UPX packed file 42 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 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:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3056
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3068
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3084
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3460
                  • C:\Users\Admin\AppData\Local\Temp\c3a4e5e7a865416e3bb28d39af01dc4a_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\c3a4e5e7a865416e3bb28d39af01dc4a_JaffaCakes118.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • 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
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1660
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3744
                    • 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:3932
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4012
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4172
                            • 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:1288
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:892

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\dfkoek.exe

                                  Filesize

                                  100KB

                                  MD5

                                  3623901498ae4f302215bc05e3ad03e4

                                  SHA1

                                  0586d9d753c3eae35f7f6b57d605c1f1bc685f5b

                                  SHA256

                                  4201d1421e59fb7f113450adbab980f84d6161c9d0b63dc17b0bbdfd754a4187

                                  SHA512

                                  e4374db25e4fa9ee0c685348c1ebe54ff9fcb1ce1dcb0422243efa5ac96cdc1d02f4672f75abb6a6100c8d2f9890a918aed1ef28da419c7828c9dc4a580e7aa0

                                • memory/1660-0-0x0000000000400000-0x0000000000413000-memory.dmp

                                  Filesize

                                  76KB

                                • memory/1660-1-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-3-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-8-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-12-0x00000000034A0000-0x00000000034A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1660-9-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-11-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-7-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-10-0x00000000034A0000-0x00000000034A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1660-4-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-6-0x00000000034B0000-0x00000000034B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1660-5-0x00000000034A0000-0x00000000034A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1660-13-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-15-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-14-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-16-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-17-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-18-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-19-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-20-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-22-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-23-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-26-0x00000000034A0000-0x00000000034A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1660-24-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-27-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-28-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-29-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-32-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-34-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-37-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-38-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-39-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-40-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-44-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-45-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-47-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-49-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-50-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-52-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-51-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-59-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-61-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-60-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-63-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-62-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-65-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-66-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-68-0x00000000022C0000-0x000000000334E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/1660-79-0x0000000000400000-0x0000000000413000-memory.dmp

                                  Filesize

                                  76KB