Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2024 07:55

General

  • Target

    dbc4d11d5b0218ced07d9acc2df674a88d4d18093658e4e93df619d050e4c17fN.exe

  • Size

    200KB

  • MD5

    c3bd568e51a105380443c9395feaf290

  • SHA1

    a328c4caea0709915e8bdcbc7bc8a2ccd32e512d

  • SHA256

    dbc4d11d5b0218ced07d9acc2df674a88d4d18093658e4e93df619d050e4c17f

  • SHA512

    b941d20665a769821b60eb111d0fbd3a1f7a496f59f6e08aa7ece266cfcc0309ccd4d049ced764005927ece6dde5fa882b952917dfc0cebe37aa510f5d7cfaca

  • SSDEEP

    3072:f5IGQr+QpO1rUXiJqA3NFnIzJ+vLJ4AH3J4AHTxU+OOYcURsNyaqKmwm:xIGQHxXiqA95B4AHZ4AHT+FOYipm

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

  • 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
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • UPX packed file 5 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2604
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2632
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2812
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3484
                  • C:\Users\Admin\AppData\Local\Temp\dbc4d11d5b0218ced07d9acc2df674a88d4d18093658e4e93df619d050e4c17fN.exe
                    "C:\Users\Admin\AppData\Local\Temp\dbc4d11d5b0218ced07d9acc2df674a88d4d18093658e4e93df619d050e4c17fN.exe"
                    2⤵
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • 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:3788
                    • C:\Windows\SysWOW64\netsh.exe
                      netsh firewall set opmode disable
                      3⤵
                      • Modifies Windows Firewall
                      • Event Triggered Execution: Netsh Helper DLL
                      • System Location Discovery: System Language Discovery
                      PID:3396
                      • C:\Windows\System32\Conhost.exe
                        \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                        4⤵
                          PID:2312
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                    1⤵
                      PID:3628
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3832
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:3928
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:3988
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:4084
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:3764
                              • 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:4912
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:5020

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • memory/3396-11-0x00000000003F0000-0x00000000003F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3396-19-0x00000000003E0000-0x00000000003E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3396-18-0x00000000003E0000-0x00000000003E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3396-17-0x00000000003E0000-0x00000000003E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3788-16-0x0000000002380000-0x00000000033B3000-memory.dmp

                                    Filesize

                                    16.2MB

                                  • memory/3788-9-0x0000000003550000-0x0000000003551000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3788-8-0x0000000003540000-0x0000000003542000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3788-14-0x0000000003540000-0x0000000003542000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3788-0-0x0000000000400000-0x0000000000436000-memory.dmp

                                    Filesize

                                    216KB

                                  • memory/3788-5-0x0000000002380000-0x00000000033B3000-memory.dmp

                                    Filesize

                                    16.2MB

                                  • memory/3788-13-0x0000000003540000-0x0000000003542000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3788-12-0x0000000002380000-0x00000000033B3000-memory.dmp

                                    Filesize

                                    16.2MB

                                  • memory/3788-22-0x0000000002380000-0x00000000033B3000-memory.dmp

                                    Filesize

                                    16.2MB

                                  • memory/3788-23-0x0000000002380000-0x00000000033B3000-memory.dmp

                                    Filesize

                                    16.2MB

                                  • memory/3788-32-0x0000000003540000-0x0000000003542000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3788-40-0x0000000000400000-0x0000000000436000-memory.dmp

                                    Filesize

                                    216KB