Analysis

  • max time kernel
    97s
  • max time network
    148s
  • 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 11:13

General

  • Target

    83578b8d3a2cfbe1440c3d62fca234ce4f5b068d415a844ef76a645815491cee.exe

  • Size

    5.0MB

  • MD5

    b358261e7ed8d73963e27c05cb30b5c1

  • SHA1

    8b2a83650f80d6a690cd261cc7b8d424574dc893

  • SHA256

    83578b8d3a2cfbe1440c3d62fca234ce4f5b068d415a844ef76a645815491cee

  • SHA512

    1a13f1535d3a87ef840ee1a354183e6c87fd43a73adbc06b7752db0af1662b1e685396d4e71640bb758bad28771f87733ec2e12e7c08b04b21bcb1711f148087

  • SSDEEP

    98304:HNXSpsfiROazoW5hdtJu4w7Ds6V1hMLpIOc9vequUun5iBji:HApfOazV5hdtJrjxL4Tkn5su

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
  • UPX packed file 8 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:768
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:772
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:332
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2664
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2676
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2840
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3556
                  • C:\Users\Admin\AppData\Local\Temp\83578b8d3a2cfbe1440c3d62fca234ce4f5b068d415a844ef76a645815491cee.exe
                    "C:\Users\Admin\AppData\Local\Temp\83578b8d3a2cfbe1440c3d62fca234ce4f5b068d415a844ef76a645815491cee.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • 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 FindShellTrayWindow
                    • Suspicious use of SendNotifyMessage
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:5064
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3664
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3856
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3944
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4008
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4088
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3568
                            • 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:4864
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2372
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3572

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • memory/5064-0-0x0000000000400000-0x0000000000925000-memory.dmp

                                    Filesize

                                    5.1MB

                                  • memory/5064-4-0x00000000028E0000-0x000000000399A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5064-3-0x00000000028E0000-0x000000000399A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5064-11-0x0000000001020000-0x0000000001021000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5064-10-0x0000000001010000-0x0000000001012000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5064-9-0x00000000028E0000-0x000000000399A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5064-17-0x0000000001010000-0x0000000001012000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5064-19-0x0000000001010000-0x0000000001012000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5064-25-0x00000000028E0000-0x000000000399A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5064-8-0x00000000028E0000-0x000000000399A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5064-7-0x00000000028E0000-0x000000000399A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5064-6-0x00000000028E0000-0x000000000399A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5064-5-0x00000000028E0000-0x000000000399A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5064-30-0x0000000000400000-0x0000000000925000-memory.dmp

                                    Filesize

                                    5.1MB