Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-07-2024 13:05

General

  • Target

    1b688e7dc557b785a2810de503a74ade_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    1b688e7dc557b785a2810de503a74ade

  • SHA1

    510234859cb32cea091f576c656377d253ded7f7

  • SHA256

    7203b3896feec64e28f08d378a3fc0766b5900191d43220e1d6ef4f2e726f352

  • SHA512

    b4d092e0d5155bf21aa4a2ebb6fc4e59919f63f3961b7a7ba3e3b50601e0407fd214886e1804582dd4954bddcf829c2b7cd9bf4bed2e27224e4d37a9ec2aabf2

  • SSDEEP

    1536:w+R4LoEglW1t/CcHBGStAVu8J7QDYMdV4wZ+6gjvyyAob5bq9sqAWM:w+Regg1lCcHBGPVzoZlc9h+mWM

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.

  • 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
  • UPX packed file 41 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).

  • 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2976
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3040
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2540
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3432
                  • C:\Users\Admin\AppData\Local\Temp\1b688e7dc557b785a2810de503a74ade_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\1b688e7dc557b785a2810de503a74ade_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
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:2768
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3536
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3732
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3824
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3892
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3988
                          • 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:4844
                              • 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:2820

                                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

                                Impair Defenses

                                4
                                T1562

                                Disable or Modify Tools

                                3
                                T1562.001

                                Disable or Modify System Firewall

                                1
                                T1562.004

                                Abuse Elevation Control Mechanism

                                1
                                T1548

                                Bypass User Account Control

                                1
                                T1548.002

                                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

                                • C:\dvmb.exe
                                  Filesize

                                  100KB

                                  MD5

                                  180f3a1660df4c8e0af8571c88f6ad9c

                                  SHA1

                                  a842577c3671daea2a0996b2516c81289d6a581b

                                  SHA256

                                  916203a8d85460078810bc0c3b8025ce8e0905cf2d0f843c4ac93db9d393ddee

                                  SHA512

                                  89504c7621f36ae6b7dd23ed9ce15d578b67dc831bfa3ae01ccf8edb5aaa9e9279dbdc791d9c57423d490ce09532e3315040ca23916a09e808f4ec27403e5672

                                • memory/2768-29-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-58-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-4-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-9-0x00000000032F0000-0x00000000032F1000-memory.dmp
                                  Filesize

                                  4KB

                                • memory/2768-8-0x00000000032E0000-0x00000000032E2000-memory.dmp
                                  Filesize

                                  8KB

                                • memory/2768-1-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-10-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-11-0x00000000032E0000-0x00000000032E2000-memory.dmp
                                  Filesize

                                  8KB

                                • memory/2768-12-0x00000000032E0000-0x00000000032E2000-memory.dmp
                                  Filesize

                                  8KB

                                • memory/2768-7-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-13-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-15-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-14-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-16-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-17-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-18-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-19-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-20-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-22-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-23-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-24-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-26-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-70-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-6-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-38-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-33-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-35-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-30-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-39-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-41-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-42-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-45-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-46-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-47-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-50-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-53-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-52-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-54-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-55-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-56-0x00000000032E0000-0x00000000032E2000-memory.dmp
                                  Filesize

                                  8KB

                                • memory/2768-57-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-0-0x0000000000400000-0x0000000000414000-memory.dmp
                                  Filesize

                                  80KB

                                • memory/2768-64-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-66-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-68-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-27-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB

                                • memory/2768-5-0x0000000002180000-0x000000000320E000-memory.dmp
                                  Filesize

                                  16.6MB