Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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 19:19

General

  • Target

    800c8aac7537c1fc3575bcfbc5674bbc1f36db8603f881ecf93003f8a6356dc8.dll

  • Size

    120KB

  • MD5

    4cbec605e5ed1d3462d4a5b4b53db003

  • SHA1

    c208ab93c731fab60cad427f47e2c1267dfb3b76

  • SHA256

    800c8aac7537c1fc3575bcfbc5674bbc1f36db8603f881ecf93003f8a6356dc8

  • SHA512

    9c6d01073bf6d6f203e396454385442d11fa8b977486e4bb8f9c1ff88043d42ea05c4d9bf0c9fcf95f11950030f0b26c0d0938a967e23d10e872f66ed01abdb4

  • SSDEEP

    3072:gWF3SyZKlBuPwFY8EyRQcxLuwypnRXO0Hj+la8cdx:FS2wFY7bcxqvDX1ala3

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 11 IoCs

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

  • UPX packed file 30 IoCs

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

  • Drops file in Program Files directory 3 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 55 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:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2568
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2600
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2916
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3592
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\800c8aac7537c1fc3575bcfbc5674bbc1f36db8603f881ecf93003f8a6356dc8.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1384
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\800c8aac7537c1fc3575bcfbc5674bbc1f36db8603f881ecf93003f8a6356dc8.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4320
                      • C:\Users\Admin\AppData\Local\Temp\e577426.exe
                        C:\Users\Admin\AppData\Local\Temp\e577426.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:4484
                      • C:\Users\Admin\AppData\Local\Temp\e5775ad.exe
                        C:\Users\Admin\AppData\Local\Temp\e5775ad.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:804
                      • C:\Users\Admin\AppData\Local\Temp\e579114.exe
                        C:\Users\Admin\AppData\Local\Temp\e579114.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2004
                      • C:\Users\Admin\AppData\Local\Temp\e579143.exe
                        C:\Users\Admin\AppData\Local\Temp\e579143.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:4840
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3684
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3872
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3968
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4044
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:688
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4028
                            • 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:756
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1632
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:5080

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e577426.exe

                                    Filesize

                                    97KB

                                    MD5

                                    83b9c5b449d18aecccc9b1618ed1a1b7

                                    SHA1

                                    177746d13fe078d49dbdc9c619f64ca54a2605f5

                                    SHA256

                                    23875d8d64491f2af5bb0539d14ebdbb56f472fb2b3ea91859536207b6764e2e

                                    SHA512

                                    c8047378f3f51dd1ed606537a6e8aa9c8d4910db2dbb67b35527e2b62e93d068164dd567d8eaf581fd53f44696164d12cc9df91543dedbb9592273b13345fe9c

                                  • memory/804-61-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/804-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/804-115-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/804-89-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/804-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/804-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2004-63-0x0000000000570000-0x0000000000571000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2004-90-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2004-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2004-119-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2004-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4320-15-0x0000000001150000-0x0000000001151000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4320-14-0x0000000001140000-0x0000000001142000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4320-50-0x0000000001140000-0x0000000001142000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4320-30-0x0000000001140000-0x0000000001142000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4320-26-0x0000000001140000-0x0000000001142000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4320-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4484-54-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4484-17-0x00000000006C0000-0x00000000006C1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4484-28-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4484-32-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-36-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-38-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-39-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-40-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-13-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4484-25-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-29-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4484-56-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-57-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-58-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-24-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-23-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-12-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-111-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4484-11-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-100-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4484-72-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-73-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-75-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-76-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-79-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-81-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-84-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-85-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-88-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4484-8-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4840-91-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4840-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4840-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4840-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4840-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4840-125-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4840-124-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4840-126-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                    Filesize

                                    16.7MB