Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/09/2024, 19:53

General

  • Target

    27d5636755b00a123fd0b41662ba565a25f980fdef3a3b706b010c370b9d65ad.dll

  • Size

    120KB

  • MD5

    dddb162faa7d4024f2f2cc25f6d12a6c

  • SHA1

    943cbd7ee5afa75eefc140d871ec1964b9f950ab

  • SHA256

    27d5636755b00a123fd0b41662ba565a25f980fdef3a3b706b010c370b9d65ad

  • SHA512

    e2f52d8b88f3099e365038c6115a8d82f7c1494910d494056f08bbf47dcf6da54083dd11f0f727351c7d51ce855be3f601524f7c2e007a8b5f924aac03269ccd

  • SSDEEP

    1536:uTqLL4zXLmUqbv8tg13E00SuKa2jGPdSdEdHtxBqmO+dQKuCxdKm+IngH1b6Ow:uTqEbB4vJ13E0buVH1HxdT5H01b6

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.

  • 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 33 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 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2156
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2368
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3136
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3424
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\27d5636755b00a123fd0b41662ba565a25f980fdef3a3b706b010c370b9d65ad.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3420
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\27d5636755b00a123fd0b41662ba565a25f980fdef3a3b706b010c370b9d65ad.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2552
                      • C:\Users\Admin\AppData\Local\Temp\e578c81.exe
                        C:\Users\Admin\AppData\Local\Temp\e578c81.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:4208
                      • C:\Users\Admin\AppData\Local\Temp\e578e55.exe
                        C:\Users\Admin\AppData\Local\Temp\e578e55.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2816
                      • C:\Users\Admin\AppData\Local\Temp\e57a807.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a807.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2192
                      • C:\Users\Admin\AppData\Local\Temp\e57a827.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a827.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:5096
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3556
                  • 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:3852
                      • 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:4028
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3964
                            • 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:4900
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2796

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e578c81.exe

                                  Filesize

                                  97KB

                                  MD5

                                  5e742f48652da98cdaa691a11f8de554

                                  SHA1

                                  5419fcde519912ee0240234bb8f177ebf3131f81

                                  SHA256

                                  a763d5787b31cf6ad54caa3bc47d2d6179c9a8180d849eafae9884b1c3134ef6

                                  SHA512

                                  a9ca8a709393c97703700655895af0479f6795ccfc5bb2002f604da2cb21eeaa994cacca9f934adb034fe054bdae0483d723b04431305fa4b473ceeccefbf22b

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  727808ba3d624321b4765c9c4a9ccd33

                                  SHA1

                                  0be05cb425defaf2c7038dbf9a29354c2acad53a

                                  SHA256

                                  5c462a7c9a684139e3702ec121407299bc19fbd128edb03cb2ed4d49f2c04817

                                  SHA512

                                  ecb2ab3ea772f3598764b5270aac7e7f213ff79299f570aa8eda255ecf4db3aad6acc2c2968a058f3781ef54d63671fe6cde5e5450bc97bb171cec9ef4459554

                                • memory/2192-148-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2192-91-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2192-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2192-69-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2192-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2552-13-0x00000000045F0000-0x00000000045F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2552-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/2552-14-0x00000000045F0000-0x00000000045F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2552-26-0x0000000004720000-0x0000000004721000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2552-25-0x00000000045F0000-0x00000000045F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2816-119-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2816-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2816-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2816-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2816-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2816-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4208-60-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-10-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-35-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-36-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-37-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-38-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-39-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-41-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-40-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-43-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-44-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4208-56-0x0000000000600000-0x0000000000602000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4208-58-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-29-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-61-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-6-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-8-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-115-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4208-30-0x0000000000600000-0x0000000000602000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4208-12-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-27-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-11-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-31-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-28-0x0000000000600000-0x0000000000602000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4208-75-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-77-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-80-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-83-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-84-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-18-0x0000000000610000-0x0000000000611000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4208-87-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-88-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-9-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-92-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-93-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-97-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4208-106-0x0000000000600000-0x0000000000602000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5096-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5096-72-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5096-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5096-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5096-123-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5096-57-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5096-166-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5096-165-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB