Analysis

  • max time kernel
    96s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 23:59

General

  • Target

    766ad1604235763431c502e7b5ad0aa3b0f35753dc4dee0b655b385d59ed878a.dll

  • Size

    120KB

  • MD5

    8990526710c4a5468b85a54a3e7cde6c

  • SHA1

    1cc39153a8badde651f62158ac2cb3433ad6afd8

  • SHA256

    766ad1604235763431c502e7b5ad0aa3b0f35753dc4dee0b655b385d59ed878a

  • SHA512

    e23a118bfbf20a62dc92811cd7dd0c54eda1ad9afc3e1e60ec484b06ced399ac2fd671cd96b33385064abc0a32bb721c058129a71c0494d628ad6d6301321d53

  • SSDEEP

    1536:vx94sbeY6niLzwOZlDbhV7DcxTQsnjzdgOktz3CMd0DPUDKdGVIKLymIrjzs2VK2:vxeKeY6niowaVjPI7CPbUD8GHLg

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 6 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 17 IoCs

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

  • UPX packed file 34 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • 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\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2876
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2892
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3028
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3444
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\766ad1604235763431c502e7b5ad0aa3b0f35753dc4dee0b655b385d59ed878a.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1384
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\766ad1604235763431c502e7b5ad0aa3b0f35753dc4dee0b655b385d59ed878a.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1716
                      • C:\Users\Admin\AppData\Local\Temp\e578e94.exe
                        C:\Users\Admin\AppData\Local\Temp\e578e94.exe
                        4⤵
                        • 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
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2664
                      • C:\Users\Admin\AppData\Local\Temp\e578f9d.exe
                        C:\Users\Admin\AppData\Local\Temp\e578f9d.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4216
                      • C:\Users\Admin\AppData\Local\Temp\e57a9fb.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a9fb.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2860
                      • C:\Users\Admin\AppData\Local\Temp\e57aa0b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aa0b.exe
                        4⤵
                        • 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 Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:764
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3556
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3756
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3856
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3916
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4004
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3460
                            • 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:3088
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3340
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:676
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:3864

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e578e94.exe

                                      Filesize

                                      97KB

                                      MD5

                                      1e2200eda22ce95e1bba8e22dacb113f

                                      SHA1

                                      b8a7fa8f5ea71961107136d482a9f07339cc6b9f

                                      SHA256

                                      d3e86257de23499dea3a3d70c66f1450840179ca5728dcecaacc53dccc4d8f3f

                                      SHA512

                                      d878c686083674c3ad4deb34ba5ae99dfd80b539c25d4f355d71d83b99f5bd3bc4a6e28f7083c4694039f7ab60edd0de4f87b52d77f4253addabcd71624bd3d9

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      256B

                                      MD5

                                      e6715099e4affcbaf0bbd935aa8eceed

                                      SHA1

                                      2d9c7c4005febd1c723cb6232954d3924ca654b2

                                      SHA256

                                      05664bc709348fcee8cef6fa328527bfc48df015b8dc802dce25eb29f2a6219b

                                      SHA512

                                      4e8b1aa6f3a749bb1eac418bc60b7da6a9f159ea64db241fa67ce046ac60d636b9cd35a22fe29d1adc66987b03231fdebbfdfa33abd4424c2873f3caab85b109

                                    • memory/764-167-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/764-132-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/764-168-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/764-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/764-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/764-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/764-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/764-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1716-15-0x0000000001550000-0x0000000001551000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1716-30-0x00000000014B0000-0x00000000014B2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1716-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/1716-18-0x00000000014B0000-0x00000000014B2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1716-14-0x00000000014B0000-0x00000000014B2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2664-58-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-29-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2664-8-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-32-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-34-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-35-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-36-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-38-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-40-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-41-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-17-0x0000000001A40000-0x0000000001A41000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2664-53-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-57-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2664-11-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-59-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-13-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2664-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-27-0x0000000001A30000-0x0000000001A32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2664-12-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-26-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-115-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2664-99-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-73-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-74-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-77-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-79-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-82-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-83-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-86-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-87-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-88-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-89-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-91-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2664-31-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2860-93-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2860-64-0x0000000000870000-0x0000000000871000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2860-68-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2860-148-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2860-71-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4216-92-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4216-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4216-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4216-136-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4216-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB