Analysis

  • max time kernel
    91s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-10-2022 17:11

General

  • Target

    d8eba7fb40cdadb3437d2a7d9ecf158245d59287b5b9c36dfea52e61dba459d8.dll

  • Size

    120KB

  • MD5

    831f41b899e260f0358af779744d6803

  • SHA1

    20bb9e69850233974c706ec3308db88ef4480f8d

  • SHA256

    d8eba7fb40cdadb3437d2a7d9ecf158245d59287b5b9c36dfea52e61dba459d8

  • SHA512

    16b6197ff94179708a1f3b46419bd0778d85a2e075d8340e9feea722407cd003f89158821a431afb1cdda59e4e133f847a44579215a3a6488e1d3db95489de43

  • SSDEEP

    3072:bZf1HFqSHmltvl81KiE8SCX1Ck4+1YCWtW9:bZFHHEXiE8hFCkR2H

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 2 TTPs 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 4 IoCs
  • UPX packed file 7 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 15 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2372
    • C:\Windows\System32\RuntimeBroker.exe
      C:\Windows\System32\RuntimeBroker.exe -Embedding
      1⤵
        PID:3416
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:4792
        • C:\Windows\system32\backgroundTaskHost.exe
          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
          1⤵
            PID:1000
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8eba7fb40cdadb3437d2a7d9ecf158245d59287b5b9c36dfea52e61dba459d8.dll,#1
            1⤵
            • Suspicious use of WriteProcessMemory
            PID:2616
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8eba7fb40cdadb3437d2a7d9ecf158245d59287b5b9c36dfea52e61dba459d8.dll,#1
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1028
              • C:\Users\Admin\AppData\Local\Temp\e56bb65.exe
                C:\Users\Admin\AppData\Local\Temp\e56bb65.exe
                3⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Enumerates connected drives
                • Drops file in Program Files directory
                • Drops file in Windows directory
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:1480
              • C:\Users\Admin\AppData\Local\Temp\e56c122.exe
                C:\Users\Admin\AppData\Local\Temp\e56c122.exe
                3⤵
                • Executes dropped EXE
                PID:2460
              • C:\Users\Admin\AppData\Local\Temp\e56d14f.exe
                C:\Users\Admin\AppData\Local\Temp\e56d14f.exe
                3⤵
                • Executes dropped EXE
                PID:4564
              • C:\Users\Admin\AppData\Local\Temp\e56d16e.exe
                C:\Users\Admin\AppData\Local\Temp\e56d16e.exe
                3⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Drops file in Windows directory
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2540
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:4740
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:3804
              • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                1⤵
                  PID:3504
                • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                  1⤵
                    PID:3352
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3260
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                      1⤵
                        PID:2972
                      • C:\Windows\Explorer.EXE
                        C:\Windows\Explorer.EXE
                        1⤵
                          PID:2548
                        • C:\Windows\system32\taskhostw.exe
                          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                          1⤵
                            PID:2588
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                            1⤵
                              PID:2388
                            • C:\Windows\system32\dwm.exe
                              "dwm.exe"
                              1⤵
                                PID:340
                              • C:\Windows\system32\fontdrvhost.exe
                                "fontdrvhost.exe"
                                1⤵
                                  PID:800
                                • C:\Windows\system32\fontdrvhost.exe
                                  "fontdrvhost.exe"
                                  1⤵
                                    PID:796

                                  Network

                                  MITRE ATT&CK Enterprise v6

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e56bb65.exe

                                    Filesize

                                    97KB

                                    MD5

                                    86a9de95beaeaabfccbe69e1feb064f1

                                    SHA1

                                    0c82225db6b5d9059c61b0383d6f7a5afe16c082

                                    SHA256

                                    301a6b2ebae32c6ce9555caf12618898ce579f38e66fc9912c91173c22e40f21

                                    SHA512

                                    7b756f82282fe7682f972f755de66898ea8fb8eccddb0cd830379ddc7430de16cd213a3c3398924c82ffe625e33215d25742be3b8b59bd76ec16101ba8be278b

                                  • C:\Users\Admin\AppData\Local\Temp\e56bb65.exe

                                    Filesize

                                    97KB

                                    MD5

                                    86a9de95beaeaabfccbe69e1feb064f1

                                    SHA1

                                    0c82225db6b5d9059c61b0383d6f7a5afe16c082

                                    SHA256

                                    301a6b2ebae32c6ce9555caf12618898ce579f38e66fc9912c91173c22e40f21

                                    SHA512

                                    7b756f82282fe7682f972f755de66898ea8fb8eccddb0cd830379ddc7430de16cd213a3c3398924c82ffe625e33215d25742be3b8b59bd76ec16101ba8be278b

                                  • C:\Users\Admin\AppData\Local\Temp\e56c122.exe

                                    Filesize

                                    97KB

                                    MD5

                                    86a9de95beaeaabfccbe69e1feb064f1

                                    SHA1

                                    0c82225db6b5d9059c61b0383d6f7a5afe16c082

                                    SHA256

                                    301a6b2ebae32c6ce9555caf12618898ce579f38e66fc9912c91173c22e40f21

                                    SHA512

                                    7b756f82282fe7682f972f755de66898ea8fb8eccddb0cd830379ddc7430de16cd213a3c3398924c82ffe625e33215d25742be3b8b59bd76ec16101ba8be278b

                                  • C:\Users\Admin\AppData\Local\Temp\e56c122.exe

                                    Filesize

                                    97KB

                                    MD5

                                    86a9de95beaeaabfccbe69e1feb064f1

                                    SHA1

                                    0c82225db6b5d9059c61b0383d6f7a5afe16c082

                                    SHA256

                                    301a6b2ebae32c6ce9555caf12618898ce579f38e66fc9912c91173c22e40f21

                                    SHA512

                                    7b756f82282fe7682f972f755de66898ea8fb8eccddb0cd830379ddc7430de16cd213a3c3398924c82ffe625e33215d25742be3b8b59bd76ec16101ba8be278b

                                  • C:\Users\Admin\AppData\Local\Temp\e56d14f.exe

                                    Filesize

                                    97KB

                                    MD5

                                    86a9de95beaeaabfccbe69e1feb064f1

                                    SHA1

                                    0c82225db6b5d9059c61b0383d6f7a5afe16c082

                                    SHA256

                                    301a6b2ebae32c6ce9555caf12618898ce579f38e66fc9912c91173c22e40f21

                                    SHA512

                                    7b756f82282fe7682f972f755de66898ea8fb8eccddb0cd830379ddc7430de16cd213a3c3398924c82ffe625e33215d25742be3b8b59bd76ec16101ba8be278b

                                  • C:\Users\Admin\AppData\Local\Temp\e56d14f.exe

                                    Filesize

                                    97KB

                                    MD5

                                    86a9de95beaeaabfccbe69e1feb064f1

                                    SHA1

                                    0c82225db6b5d9059c61b0383d6f7a5afe16c082

                                    SHA256

                                    301a6b2ebae32c6ce9555caf12618898ce579f38e66fc9912c91173c22e40f21

                                    SHA512

                                    7b756f82282fe7682f972f755de66898ea8fb8eccddb0cd830379ddc7430de16cd213a3c3398924c82ffe625e33215d25742be3b8b59bd76ec16101ba8be278b

                                  • C:\Users\Admin\AppData\Local\Temp\e56d16e.exe

                                    Filesize

                                    97KB

                                    MD5

                                    86a9de95beaeaabfccbe69e1feb064f1

                                    SHA1

                                    0c82225db6b5d9059c61b0383d6f7a5afe16c082

                                    SHA256

                                    301a6b2ebae32c6ce9555caf12618898ce579f38e66fc9912c91173c22e40f21

                                    SHA512

                                    7b756f82282fe7682f972f755de66898ea8fb8eccddb0cd830379ddc7430de16cd213a3c3398924c82ffe625e33215d25742be3b8b59bd76ec16101ba8be278b

                                  • C:\Users\Admin\AppData\Local\Temp\e56d16e.exe

                                    Filesize

                                    97KB

                                    MD5

                                    86a9de95beaeaabfccbe69e1feb064f1

                                    SHA1

                                    0c82225db6b5d9059c61b0383d6f7a5afe16c082

                                    SHA256

                                    301a6b2ebae32c6ce9555caf12618898ce579f38e66fc9912c91173c22e40f21

                                    SHA512

                                    7b756f82282fe7682f972f755de66898ea8fb8eccddb0cd830379ddc7430de16cd213a3c3398924c82ffe625e33215d25742be3b8b59bd76ec16101ba8be278b

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    46394010685f580f93088b1d92b20979

                                    SHA1

                                    189be2e85df596a79cbc0e7a8080feb9b08da68b

                                    SHA256

                                    99c16e902509e5af642e98b2ce39e8962bde9b0938f2b917498be1f5b78d0109

                                    SHA512

                                    cba9c25017b76631339fe40afb973df9c4d7626d4a26bd7993f67c49f615d3e172264d76e011dd49afbd94e4edfc0c41c67735bf5c6b0646da4de12bf945dd47

                                  • memory/1028-137-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/1480-138-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1480-136-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1480-152-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1480-151-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2460-153-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2460-154-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2460-142-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2540-150-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2540-155-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2540-156-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2540-159-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2540-160-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4564-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4564-158-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB