Analysis

  • max time kernel
    92s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 14:16

General

  • Target

    6ff5045d9f0d11a24be36ca4d15465305ced6578248a9532c00e2b1d355afbe0N.dll

  • Size

    120KB

  • MD5

    07614bb098a0c9f5463da84061674800

  • SHA1

    65f4dd5a3cf6627aba66746b5a6a0413776e193d

  • SHA256

    6ff5045d9f0d11a24be36ca4d15465305ced6578248a9532c00e2b1d355afbe0

  • SHA512

    f0144c2f5c5c95c866d0d116082f46b078e35cbdba916fbb3c3873e87ca72a1a7a04a8ec052fdb43caaf5896e7f88f52d25b68b4aff71d55004961e66838f6e8

  • SSDEEP

    3072:Y3BDQ6MAEtc0YZ7PB1ukqVGdljKQsGKb45KeY5TDTloynv:uDqAIfYMw5sGEeY5Tv6ynv

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 3 IoCs
  • 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.

  • 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 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2988
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3036
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:1068
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3492
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6ff5045d9f0d11a24be36ca4d15465305ced6578248a9532c00e2b1d355afbe0N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3484
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6ff5045d9f0d11a24be36ca4d15465305ced6578248a9532c00e2b1d355afbe0N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3156
                      • C:\Users\Admin\AppData\Local\Temp\e5790b7.exe
                        C:\Users\Admin\AppData\Local\Temp\e5790b7.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:2364
                      • C:\Users\Admin\AppData\Local\Temp\e5791ff.exe
                        C:\Users\Admin\AppData\Local\Temp\e5791ff.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1376
                      • C:\Users\Admin\AppData\Local\Temp\e57ac3e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ac3e.exe
                        4⤵
                        • 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
                        • System Location Discovery: System Language Discovery
                        • System policy modification
                        PID:872
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3616
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3816
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3912
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3976
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4056
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4156
                            • 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:1568
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5044

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e5790b7.exe

                                  Filesize

                                  97KB

                                  MD5

                                  c81f2c6fb4166226ada49fe8356650e2

                                  SHA1

                                  42e939b11aea6325d9a2777c6266a027605378a1

                                  SHA256

                                  c254d57b1e791290db01c1476e72c1471b3e0be7a09a415a8cec90baa489ed90

                                  SHA512

                                  e122f864961684b1c1449947f0b7362cd4a09118dd8184908d6cf38a91d5280822303e9b41f2bd9d79158dcfdfe6ef635606707399a358d420e5dfb4177770f5

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  d78ac83939cb5dbd088f31b72470c4b7

                                  SHA1

                                  5a77df1df9efa30f7fa015bba9a315b76541cdcf

                                  SHA256

                                  aec5773cb0776c828115bd0a53822290a2c7476aac587bf274b70ebe76eb5fbd

                                  SHA512

                                  b275303c5068f3856b20bd553a3b6948b266551c17a2b509c9dbd1bdb65ea8e0abba6177468b3addd6afcd87a85c5dc698f69a8e7228acdfb352118af6837531

                                • memory/872-62-0x0000000000460000-0x0000000000461000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/872-136-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/872-134-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/872-135-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/872-50-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/872-85-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/872-64-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/872-63-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1376-109-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1376-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1376-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1376-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1376-80-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2364-51-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-31-0x0000000000570000-0x0000000000572000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2364-17-0x0000000000580000-0x0000000000581000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2364-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2364-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-35-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-41-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-42-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-11-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-53-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-54-0x0000000000570000-0x0000000000572000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2364-55-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-12-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-13-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-27-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-29-0x0000000000570000-0x0000000000572000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2364-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-23-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-65-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-66-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-70-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-72-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-74-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-75-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-77-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-79-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-24-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-82-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-83-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-25-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-86-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-87-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2364-93-0x0000000000570000-0x0000000000572000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2364-110-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3156-33-0x00000000004A0000-0x00000000004A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3156-26-0x00000000004A0000-0x00000000004A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3156-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3156-14-0x00000000004A0000-0x00000000004A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3156-15-0x00000000005D0000-0x00000000005D1000-memory.dmp

                                  Filesize

                                  4KB