Analysis

  • max time kernel
    103s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 23:19

General

  • Target

    c6e10e3351d1a360b09a51634ca4185c5aa1777c4f3a7dce14f465dd86f02276.exe

  • Size

    3.0MB

  • MD5

    6a934331cc192556fea5ab3798fd3cfe

  • SHA1

    8f4e37602d1d5acb23cd73f0277c15cedbac5573

  • SHA256

    c6e10e3351d1a360b09a51634ca4185c5aa1777c4f3a7dce14f465dd86f02276

  • SHA512

    2c1f58a27df2479a8d05900a24a3ca93cc48e936dd07ead3b5ed1edf7f1e140f539e31c5b99c1a59ac78d8a6d207873044fc70cdc64787a957a5e08852a291e2

  • SSDEEP

    49152:sZ4rujE/CLlVl80CdSI3LdmLgWtAjkhAd86LqmQKzeFH/LNqAznwD:s+ruj+CLflabdSgGhj6OFGUwD

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
  • 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 9 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2592
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2604
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2816
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3384
                  • C:\Users\Admin\AppData\Local\Temp\c6e10e3351d1a360b09a51634ca4185c5aa1777c4f3a7dce14f465dd86f02276.exe
                    "C:\Users\Admin\AppData\Local\Temp\c6e10e3351d1a360b09a51634ca4185c5aa1777c4f3a7dce14f465dd86f02276.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • 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:348
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • 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:3848
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3908
                        • 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:3236
                            • 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:5204
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                1⤵
                                  PID:5032
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:5684

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • memory/348-0-0x0000000000400000-0x000000000071C000-memory.dmp

                                    Filesize

                                    3.1MB

                                  • memory/348-6-0x0000000002660000-0x000000000371A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/348-4-0x0000000002660000-0x000000000371A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/348-3-0x0000000002660000-0x000000000371A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/348-9-0x0000000002660000-0x000000000371A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/348-23-0x0000000000910000-0x0000000000912000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/348-27-0x0000000002660000-0x000000000371A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/348-10-0x0000000002660000-0x000000000371A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/348-11-0x0000000002660000-0x000000000371A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/348-5-0x0000000002660000-0x000000000371A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/348-12-0x0000000000910000-0x0000000000912000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/348-8-0x0000000000920000-0x0000000000921000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/348-7-0x0000000000910000-0x0000000000912000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/348-25-0x0000000000910000-0x0000000000912000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/348-36-0x0000000000400000-0x000000000071C000-memory.dmp

                                    Filesize

                                    3.1MB

                                  • memory/348-24-0x000000006E930000-0x000000006E940000-memory.dmp

                                    Filesize

                                    64KB

                                  • memory/348-18-0x0000000002660000-0x000000000371A000-memory.dmp

                                    Filesize

                                    16.7MB