Analysis

  • max time kernel
    120s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 23:45

General

  • Target

    8b8524e54816bd1590de8f444069250330309319e0997e25734b46301cc26922N.exe

  • Size

    144KB

  • MD5

    995f70a85c2afe169f5802a89b3754a0

  • SHA1

    71a73e26d080f73c9c4cb7abbc3f5c79ad51dc10

  • SHA256

    8b8524e54816bd1590de8f444069250330309319e0997e25734b46301cc26922

  • SHA512

    59cc5f45b5455585570f5506b0508d21888d4dbe5ce5c7b3ac2d986c090e4fb9bd565cad701816ff06cd9ebf494715245642929d83d3930d46dd43b9a1aa58e9

  • SSDEEP

    3072:OZu2Vgc0B4TBTiEhL3s3YascgZaTt7cfGQzpzvSOq:OZX6WNOEtQYagUtAfGQzRe

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 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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 39 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2948
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2988
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3108
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Users\Admin\AppData\Local\Temp\8b8524e54816bd1590de8f444069250330309319e0997e25734b46301cc26922N.exe
                    "C:\Users\Admin\AppData\Local\Temp\8b8524e54816bd1590de8f444069250330309319e0997e25734b46301cc26922N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Checks computer location settings
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • Drops file in Program Files directory
                    • 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:2036
                    • C:\Windows\SysWOW64\cmd.exe
                      "C:\Windows\System32\cmd.exe" /c Tools\init.cmd "C:\Users\Admin\AppData\Local\Temp\bin\Tools\run.hta"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:4056
                    • C:\Windows\SysWOW64\mshta.exe
                      "C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\bin\Tools\run.hta"
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:4820
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3636
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3828
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3916
                      • 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:4068
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4168
                            • 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:1220
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3508
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2596

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • F:\jgufn.pif

                                    Filesize

                                    100KB

                                    MD5

                                    eccd6fc01a890a0bdbe5e1558c742d50

                                    SHA1

                                    9cf3f3c8e114a2f1740671d0a79db6eb3ef1b24f

                                    SHA256

                                    c7ba3e3f91beaeea5c1f51bc0d35d4a615a3df5621eefd4201764a45ad2c4596

                                    SHA512

                                    ee59c49f9833be7712aceca99b1cfd71bfd5b7b64c2844e2d5793a42484bd10daa81c9de2f9c47e300d61358e2806deb8e348c481f82dfebe6eeaa3c73a66f62

                                  • memory/2036-47-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-60-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-12-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-14-0x0000000000740000-0x0000000000742000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2036-15-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-13-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-11-0x0000000000740000-0x0000000000742000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2036-3-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-10-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-9-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-8-0x0000000000750000-0x0000000000751000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2036-7-0x0000000000740000-0x0000000000742000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2036-4-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-16-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-27-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-18-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-19-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-20-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-22-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-23-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-25-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-26-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-17-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-6-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-44-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-33-0x0000000000740000-0x0000000000742000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2036-32-0x0000000000400000-0x0000000000429000-memory.dmp

                                    Filesize

                                    164KB

                                  • memory/2036-34-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-36-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-38-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-41-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-42-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-5-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-45-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-46-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-0-0x0000000000400000-0x0000000000429000-memory.dmp

                                    Filesize

                                    164KB

                                  • memory/2036-49-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-50-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-52-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-54-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-57-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-59-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-73-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-62-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-69-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/2036-72-0x0000000002820000-0x00000000038AE000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4820-31-0x0000000004500000-0x0000000004502000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4820-30-0x0000000004650000-0x0000000004651000-memory.dmp

                                    Filesize

                                    4KB