Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2025 15:07

General

  • Target

    2290859e7670996d705ece11f8164ea6ef345f0d691296e2b3f0a81bc9f5c99bN.dll

  • Size

    120KB

  • MD5

    1551b8b305f4869b1211172f5515cc40

  • SHA1

    b4983ba6ffcc839e2415b419754f1dab5c55ce95

  • SHA256

    2290859e7670996d705ece11f8164ea6ef345f0d691296e2b3f0a81bc9f5c99b

  • SHA512

    338a3a3c7de1b13a14b631fc8a0d7956f88fa6dd92aa06f8a8043b7be5b9b51e4980b05fd2d5590b48eff21ea609d915172edee62b013b9bae1fed902e41d879

  • SSDEEP

    3072:VEgVV7VOvSMIlJxeJsBcQpCzxUamtiCF:VhDsIP0JA8FUaOi

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 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 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 54 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:64
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2820
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2852
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2964
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3416
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2290859e7670996d705ece11f8164ea6ef345f0d691296e2b3f0a81bc9f5c99bN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2588
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2290859e7670996d705ece11f8164ea6ef345f0d691296e2b3f0a81bc9f5c99bN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:5064
                      • C:\Users\Admin\AppData\Local\Temp\e57a21c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a21c.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:4656
                      • C:\Users\Admin\AppData\Local\Temp\e57a374.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a374.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2532
                      • C:\Users\Admin\AppData\Local\Temp\e57bdb2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bdb2.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1468
                      • C:\Users\Admin\AppData\Local\Temp\e57bdc2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bdc2.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:3384
                • 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: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:3824
                      • 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:3968
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3352
                            • 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:2108
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4836

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57a21c.exe

                                  Filesize

                                  97KB

                                  MD5

                                  c0081356aa7eb83b569d1dc436539689

                                  SHA1

                                  d2fb32ae802241f45b6718a7de81677ad4b42fb9

                                  SHA256

                                  fbc155647df3e3c2a2a46ba030b9313fb2b13836b7e7dfffde8145c569e875e5

                                  SHA512

                                  8637cda220d3ef7a7a3689cfb93bd39af19cf28f05eba3e5176802d011c0d64422c14477a8096b3df902147318cb26c5ffe2c9ccdd779baeddb86817e90f8a38

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  377ac2f41009cda4cead9babf6c67b37

                                  SHA1

                                  607c4ed4060a06ca01021b1328206ef22cc10aff

                                  SHA256

                                  c76dd99adf7621adeacd95482578be80a8c9b213e8ad0048d632f12f177a05c5

                                  SHA512

                                  093d92786c0ba3805eab9e8facf3e81a5c6e54f15a8947dbe3cc1a70a8ab977279241c6e649c2454c98511d32114bdea0a318ac3c926fd4f578868fd2bee7201

                                • memory/1468-91-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1468-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1468-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1468-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1468-123-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1468-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2532-119-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2532-90-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2532-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2532-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2532-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3384-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3384-94-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3384-67-0x0000000000420000-0x0000000000421000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3384-142-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3384-143-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3384-71-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3384-72-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3384-137-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-83-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-74-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-37-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-38-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-40-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-41-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-55-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4656-34-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-35-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4656-56-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-58-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-59-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-32-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-17-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4656-8-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-6-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-9-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-12-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-10-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-11-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-25-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4656-73-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-36-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-77-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-79-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-82-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-29-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4656-87-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-86-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-89-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-13-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-27-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-92-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-23-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-115-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4656-105-0x0000000003660000-0x0000000003662000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4656-99-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4656-96-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5064-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/5064-24-0x0000000001340000-0x0000000001342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5064-30-0x0000000001340000-0x0000000001342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5064-15-0x0000000004430000-0x0000000004431000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5064-14-0x0000000001340000-0x0000000001342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5064-48-0x0000000001340000-0x0000000001342000-memory.dmp

                                  Filesize

                                  8KB