Analysis

  • max time kernel
    122s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-02-2024 13:47

General

  • Target

    9bd5c2c64228f5abdd4ab3339cb1aba0.exe

  • Size

    100KB

  • MD5

    9bd5c2c64228f5abdd4ab3339cb1aba0

  • SHA1

    046ac8bb9025d6ed3097591b7d8d574b9ac24f8a

  • SHA256

    4e0e9f68175b3f65524792dbd56d19d950f58160f3a5d8a21cf83007a5713fe9

  • SHA512

    af0c45048d3ff69c49bc475c2deac7f8acec98b3bb492641ddb0c8d26df217811630a7a2a2e33005f79cb612a65d7e73da691eccf606b6cce6266dc69a0e9913

  • SSDEEP

    1536:sUTpClDZNrXd2mA5+SYm7JZSFTMjG5Aq90pja85enKENqUrrGzU2:sUTElj7ds/B7JAkG5Aq90Ja8CNlih

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 37 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
  • 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.

  • 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).

  • Modifies registry class 1 IoCs
  • 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:764
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:60
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:3740
        • 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:2308
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:4112
            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
              1⤵
                PID:2796
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:4064
                • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                  1⤵
                    PID:4004
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3912
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                      1⤵
                        PID:3716
                      • C:\Windows\Explorer.EXE
                        C:\Windows\Explorer.EXE
                        1⤵
                          PID:3524
                          • C:\Users\Admin\AppData\Local\Temp\9bd5c2c64228f5abdd4ab3339cb1aba0.exe
                            "C:\Users\Admin\AppData\Local\Temp\9bd5c2c64228f5abdd4ab3339cb1aba0.exe"
                            2⤵
                            • Modifies firewall policy service
                            • UAC bypass
                            • Windows security bypass
                            • 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
                            • Modifies registry class
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of WriteProcessMemory
                            • System policy modification
                            PID:556
                        • C:\Windows\system32\taskhostw.exe
                          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                          1⤵
                            PID:2704
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                            1⤵
                              PID:2544
                            • C:\Windows\system32\sihost.exe
                              sihost.exe
                              1⤵
                                PID:2532
                              • C:\Windows\system32\fontdrvhost.exe
                                "fontdrvhost.exe"
                                1⤵
                                  PID:772

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • F:\xhnda.pif

                                  Filesize

                                  100KB

                                  MD5

                                  e94f87d2b262da0e9d4bed0ad475d6d3

                                  SHA1

                                  3545a2fb4c7a90f86a5aa8e96a32c24e5e4ef5a2

                                  SHA256

                                  67e2e7127f22746d6e6de9df6df0e5a2aaee1c434ec50b4eed86502bd8419c95

                                  SHA512

                                  cbb3e1f81e7ebac85b6387acc646468701cc517c7a7a1f82d0ca0e61b7fd4d0d94c7276736da8c51e0d22d7afdb69af56645cdca4aa81fe12cfe920707845053

                                • memory/556-23-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-10-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-28-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-5-0x0000000004110000-0x0000000004112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/556-4-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-9-0x0000000004110000-0x0000000004112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/556-8-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-26-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-11-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-12-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-13-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-14-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-25-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-16-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-17-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-18-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-19-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-21-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-22-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-0-0x0000000000400000-0x0000000000414000-memory.dmp

                                  Filesize

                                  80KB

                                • memory/556-15-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-3-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-6-0x00000000044A0000-0x00000000044A1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/556-30-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-33-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-35-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-37-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-39-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-41-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-48-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-50-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-52-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-54-0x0000000004110000-0x0000000004112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/556-55-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-57-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-58-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-59-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-61-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-63-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-65-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-67-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/556-1-0x00000000022F0000-0x000000000337E000-memory.dmp

                                  Filesize

                                  16.6MB