Analysis

  • max time kernel
    30s
  • max time network
    98s
  • 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 02:54

General

  • Target

    424310c8d96f7510c09c2b4263088543872b9d9f56b005a1ad41096c22323505N.dll

  • Size

    120KB

  • MD5

    d02301f1313a242f4b37b99019210830

  • SHA1

    b1742734cf1390b119e108195bbe0e466ad59a5e

  • SHA256

    424310c8d96f7510c09c2b4263088543872b9d9f56b005a1ad41096c22323505

  • SHA512

    1451a0de8b27a4880e18945d852874b884bd36d01eaa2991a0afbe4729677983fa9b7004c3e8fc908fbd2a9b4e4d4aa76d347bf64681a99445ccc328c76b7b98

  • SSDEEP

    3072:/v+1x+3wXG+GQNg/3v285fvevIEdBIeirFzBYVv:/v+1DvE/285yRTIemiR

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 13 IoCs

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

  • UPX packed file 27 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 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • 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:3008
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3424
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\424310c8d96f7510c09c2b4263088543872b9d9f56b005a1ad41096c22323505N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:632
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\424310c8d96f7510c09c2b4263088543872b9d9f56b005a1ad41096c22323505N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1516
                      • C:\Users\Admin\AppData\Local\Temp\e579078.exe
                        C:\Users\Admin\AppData\Local\Temp\e579078.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:3840
                      • C:\Users\Admin\AppData\Local\Temp\e5791d0.exe
                        C:\Users\Admin\AppData\Local\Temp\e5791d0.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1408
                      • C:\Users\Admin\AppData\Local\Temp\e57b8e0.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b8e0.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2276
                      • C:\Users\Admin\AppData\Local\Temp\e57b90f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b90f.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:2816
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3552
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3732
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3820
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3888
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3964
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4020
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4292
                              • 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:4544
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1872
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:1880

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e579078.exe

                                      Filesize

                                      97KB

                                      MD5

                                      15b966074d01fceb44f96fa4016ae847

                                      SHA1

                                      fb7452f66282f0e8dc0b9e69bd5be8f1bd2310b1

                                      SHA256

                                      8954e3d9ba711ae255f1027abaf9916a363c4d76ab77b601dc989f59be303e46

                                      SHA512

                                      e4041612d1ba4b1d62c1dd3be5b4ce5d31dc703b8759011d9fc52799604863d25302d35015ad3aef2c425b0a8a14074a952de745ff55b57b2f0471e4fae1a223

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      b6ce979521419c3d711237f88c1c4392

                                      SHA1

                                      ac9eff24a23fb6645028d9fcb744467283e15b73

                                      SHA256

                                      ae8adc1e585bf220556e28ee5b02838b2ca745a4419a3282f34be2d83e024854

                                      SHA512

                                      5b4df047a6ab790f922c5ba37ec8758884da11b5076b54dc0f332ee706a8a4cfd7b2f78d5f7e3083f5753a755d89cc2af846000ce7a1bf7987f40db857422dd7

                                    • memory/1408-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1408-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1408-57-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1408-81-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1408-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1408-115-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1516-13-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1516-15-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1516-50-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1516-27-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1516-26-0x0000000000D50000-0x0000000000D51000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1516-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/2276-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2276-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2276-59-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2276-82-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2276-49-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2276-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2816-126-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2816-169-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2816-170-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2816-61-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2816-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2816-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2816-92-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3840-28-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-75-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-40-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-39-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-67-0x0000000000640000-0x0000000000642000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3840-38-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-37-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-8-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-9-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-11-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-17-0x0000000000650000-0x0000000000651000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3840-19-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-70-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-72-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-73-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-41-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-76-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-77-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-79-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-30-0x0000000000640000-0x0000000000642000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3840-36-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-84-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-12-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-94-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-111-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3840-33-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-34-0x0000000000640000-0x0000000000642000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3840-29-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-10-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-6-0x0000000000870000-0x000000000192A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3840-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB