Analysis

  • max time kernel
    92s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-12-2024 07:22

General

  • Target

    2d0b72044de927d508dd247f6354c4a8d5b7d85791f25b5e359bcd700d0ba492.exe

  • Size

    388KB

  • MD5

    67791e32a850d74e32deceed68203e84

  • SHA1

    5d9996d3e04881fe7d0f55016d224b93db1b5d34

  • SHA256

    2d0b72044de927d508dd247f6354c4a8d5b7d85791f25b5e359bcd700d0ba492

  • SHA512

    cd71e73ccab566d0b93579d09f7a67147bc79733a4fdc7afceff13df160dd7331e652f7fded78a65a8fc0f7588043fa4dcede48307abed7793ce3d68e86ba146

  • SSDEEP

    12288:T920XejqriJua4GrWYFivwwbEMBUJO3HZ:T920a7rwww0J6Z

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 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
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • UPX packed file 17 IoCs

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

  • Drops file in Windows directory 2 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.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:808
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:816
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:388
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2620
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2672
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2940
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3440
                  • C:\Users\Admin\AppData\Local\Temp\2d0b72044de927d508dd247f6354c4a8d5b7d85791f25b5e359bcd700d0ba492.exe
                    "C:\Users\Admin\AppData\Local\Temp\2d0b72044de927d508dd247f6354c4a8d5b7d85791f25b5e359bcd700d0ba492.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Writes to the Master Boot Record (MBR)
                    • 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:4948
                • 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:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3836
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3900
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4024
                          • 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:2196
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:3416
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                1⤵
                                  PID:3160

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • memory/4948-0-0x0000000000400000-0x0000000000468000-memory.dmp

                                  Filesize

                                  416KB

                                • memory/4948-4-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-5-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-16-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-6-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-15-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-21-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-19-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-18-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-20-0x0000000000630000-0x0000000000632000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4948-17-0x0000000000630000-0x0000000000632000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4948-14-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-8-0x0000000003ED0000-0x0000000003ED1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4948-7-0x0000000000630000-0x0000000000632000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4948-3-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-23-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-22-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-24-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-26-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-27-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-29-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4948-38-0x0000000000630000-0x0000000000632000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4948-47-0x0000000000400000-0x0000000000468000-memory.dmp

                                  Filesize

                                  416KB

                                • memory/4948-31-0x0000000002350000-0x000000000340A000-memory.dmp

                                  Filesize

                                  16.7MB