Analysis

  • max time kernel
    31s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2025, 01:30

General

  • Target

    c6c02498efa122dd945e31577098ea8c7497d9e303d0a33c4b4b1a5b60b48471N.dll

  • Size

    120KB

  • MD5

    0dc6074b25a20c1f7cb5e06e33ae5630

  • SHA1

    d00bdda9119c9eb3a5c84b3f6c8017b607fb8596

  • SHA256

    c6c02498efa122dd945e31577098ea8c7497d9e303d0a33c4b4b1a5b60b48471

  • SHA512

    ed8ec8be9572c86b6517e3dafd65bc859245d1969ed7414cf1ef251e42f8f6389f3333b43c22eb49711cecdaa50d6ee0c10398b18496c24107e9892bbb586a94

  • SSDEEP

    1536:gYW1BZqAJ5UBZUCrLw72oAcCjqyTtqgYZrAROH8UatBrKeLuHtyqCO4CS+1I/i:zWfJC2zCjqQiroOH8USrCCO4CShK

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 14 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 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3068
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:784
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3160
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3432
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6c02498efa122dd945e31577098ea8c7497d9e303d0a33c4b4b1a5b60b48471N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4384
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6c02498efa122dd945e31577098ea8c7497d9e303d0a33c4b4b1a5b60b48471N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1856
                      • C:\Users\Admin\AppData\Local\Temp\e57665b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57665b.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 AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:1524
                      • C:\Users\Admin\AppData\Local\Temp\e5767c2.exe
                        C:\Users\Admin\AppData\Local\Temp\e5767c2.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4772
                      • C:\Users\Admin\AppData\Local\Temp\e57927c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57927c.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:2596
                      • C:\Users\Admin\AppData\Local\Temp\e57929b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57929b.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:612
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3540
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3736
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3912
                        • 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:4160
                            • 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:4924
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4420
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:3612
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:3528
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:3392
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:3356
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:4236

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Temp\e57665b.exe

                                            Filesize

                                            97KB

                                            MD5

                                            0128e7eb42d0c07202f5bdaba9c93ddc

                                            SHA1

                                            768743e79058859dadd6e6c0e5191a9885646a57

                                            SHA256

                                            cdb2875b4f7da9ce1361bd01d0f63dd4217970e3db5086de1e7e0a5277e35aae

                                            SHA512

                                            ac1a37d25dd5bce52c377b41c4ea4ef1f29c7d2c067e916e2231d2da64dc6fd803ee23b8c35551e73be19a2db2a1990df72a121a8560cf47e6c9c3586f2986f2

                                          • C:\Windows\SYSTEM.INI

                                            Filesize

                                            257B

                                            MD5

                                            e63b2a36c1e531cd118ae0096a279292

                                            SHA1

                                            c78fdd07643c599edd040236daa7d81eb7b275cb

                                            SHA256

                                            200cc47511cb1f3bc95cae9b5848cd88fa6abdb4cd04f908e876dfd53989b662

                                            SHA512

                                            68e525d231a1efa501fa2435421e6bc057828c3064b51aa56d5e8ffc6022cceb508ec6a153a72f13ddb5f5d0891bb07b44d7602d03c29175692630f798c5c52e

                                          • memory/612-157-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/1524-68-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-33-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/1524-21-0x0000000003520000-0x0000000003522000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1524-6-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/1524-78-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-14-0x0000000003BF0000-0x0000000003BF1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1524-73-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-25-0x0000000003520000-0x0000000003522000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1524-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-20-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-70-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-27-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-66-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-34-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-35-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-40-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-32-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-65-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-46-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-59-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-60-0x0000000003520000-0x0000000003522000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1524-61-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1524-63-0x0000000000790000-0x000000000184A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1856-15-0x0000000003DC0000-0x0000000003DC2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1856-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/1856-18-0x0000000003E50000-0x0000000003E51000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1856-19-0x0000000003DC0000-0x0000000003DC2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1856-11-0x0000000003DC0000-0x0000000003DC2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2596-159-0x0000000000780000-0x000000000183A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2596-158-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2596-110-0x0000000000780000-0x000000000183A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4772-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4772-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/4772-26-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/4772-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4772-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4772-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                            Filesize

                                            4KB