Analysis

  • max time kernel
    27s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 23:09

General

  • Target

    42534249872313b27f91bf95e74bba44.exe

  • Size

    100KB

  • MD5

    42534249872313b27f91bf95e74bba44

  • SHA1

    5784ba75ff5636eb6155096f10578bbe5dbf2675

  • SHA256

    23ca076c17d9c3b14ceaf03352b7436cc5f846ea56db43385ff616be83ee8c97

  • SHA512

    15a94831fa4fe736f678305fb0290107733e47693a3e877949338cc15100274ff84b034bc4a380fa25eae1774244b2e35b90491de83041e8b3fed449bdf9c87c

  • SSDEEP

    1536:T7PBgK94D3qjI0OjSdCgTzluuDrxUn/qI7Vg8bOxPTRivnk7AMmAC3l:T7J7vOOdZuuDran/qciFTIvnk7A9/l

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 2 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
  • UPX packed file 38 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
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:796
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:64
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
          PID:2540
        • C:\Windows\system32\taskhostw.exe
          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
          1⤵
            PID:2744
          • C:\Windows\Explorer.EXE
            C:\Windows\Explorer.EXE
            1⤵
              PID:3340
              • C:\Users\Admin\AppData\Local\Temp\42534249872313b27f91bf95e74bba44.exe
                "C:\Users\Admin\AppData\Local\Temp\42534249872313b27f91bf95e74bba44.exe"
                2⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Windows security modification
                • Checks whether UAC is enabled
                • Drops file in Windows directory
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:804
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
              1⤵
                PID:3752
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:3980
                • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                  1⤵
                    PID:3892
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                    1⤵
                      PID:3512
                    • 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:4704
                      • C:\Windows\system32\backgroundTaskHost.exe
                        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                        1⤵
                          PID:3328
                        • C:\Windows\system32\backgroundTaskHost.exe
                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                          1⤵
                            PID:4732
                          • C:\Windows\system32\backgroundTaskHost.exe
                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                            1⤵
                              PID:2600
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:912
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3948
                                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                  1⤵
                                    PID:4072
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                    1⤵
                                      PID:2532
                                    • C:\Windows\system32\fontdrvhost.exe
                                      "fontdrvhost.exe"
                                      1⤵
                                        PID:788
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:2832

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • C:\glmu.exe

                                          Filesize

                                          98KB

                                          MD5

                                          f38bc67febea8c5f932f47a1706ec051

                                          SHA1

                                          014cbe0ca00e73721658400ec7772f6eb4ec5cc4

                                          SHA256

                                          a7d88ae6fd7b56343073b6a2c4ac00bb857e2592bcbc1568d089946a989e9026

                                          SHA512

                                          5cc53eff724a0f84544f89ef26c17c68f837a176c8a2fa69e5744c4c9a8a6b4e51355fdd200a7af4fe7b7d75d061f60436cf7d51be73c97928bcb5ff0ee87b8f

                                        • memory/804-27-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-7-0x0000000003D60000-0x0000000003D62000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/804-5-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-0-0x0000000000400000-0x0000000000414000-memory.dmp

                                          Filesize

                                          80KB

                                        • memory/804-8-0x00000000040F0000-0x00000000040F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/804-6-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-10-0x0000000003D60000-0x0000000003D62000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/804-11-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-12-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-13-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-14-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-15-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-16-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-17-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-18-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-29-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-20-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-22-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-23-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-24-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-68-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-4-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-19-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-31-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-32-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-36-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-38-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-39-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-42-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-44-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-46-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-48-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-50-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-51-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-53-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-54-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-59-0x0000000003D60000-0x0000000003D62000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/804-60-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-62-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-64-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-66-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-26-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/804-2-0x0000000002180000-0x000000000320E000-memory.dmp

                                          Filesize

                                          16.6MB