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Analysis

  • max time kernel
    30s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/07/2024, 09:21

General

  • Target

    9c6bb359fac9050d49cb177181f35eb0N.dll

  • Size

    120KB

  • MD5

    9c6bb359fac9050d49cb177181f35eb0

  • SHA1

    fad25199acadf7e6e76e97648642d6f99a88809f

  • SHA256

    c81ad7c2def251f4b00cfd4c223565f8d6278b38a6e50505249fc3a80596a8a3

  • SHA512

    be193a5107067846c639be618147ad842f7735a789a4d0dd2a2ba2a4f5c510c52aa0c83dfb0f542d4df3f63e782807d0b7ba6141694538d096ef5b56217c371d

  • SSDEEP

    1536:F3Bp1ppclnJtkfqlqPUf+bSmt0/SF3RSYLdT3aD2tBjha/QqKvFUwZt:F33pWkSffEnDLs4Bis9j

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 3 IoCs
  • UPX packed file 28 IoCs

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

  • 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.

  • Drops file in Windows directory 3 IoCs
  • 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:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2548
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2572
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2768
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3416
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c6bb359fac9050d49cb177181f35eb0N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2008
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c6bb359fac9050d49cb177181f35eb0N.dll,#1
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:3196
                      • C:\Users\Admin\AppData\Local\Temp\e57f368.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f368.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4488
                      • C:\Users\Admin\AppData\Local\Temp\e57f57c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f57c.exe
                        4⤵
                        • Executes dropped EXE
                        PID:3532
                      • C:\Users\Admin\AppData\Local\Temp\e581ac6.exe
                        C:\Users\Admin\AppData\Local\Temp\e581ac6.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:648
                • 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: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:3828
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3896
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3992
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4136
                            • 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:3088
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1908
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:4212
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:3388
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:3932
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:2872
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:1412

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Temp\e57f368.exe

                                            Filesize

                                            97KB

                                            MD5

                                            14130735f6ee067d40ae53bc1ee52745

                                            SHA1

                                            d4c44457e34448c30f20819ac916a387a81ca8ea

                                            SHA256

                                            65672d1ea183c96efc8c9edded7d6caef54706cd5374f543a7ea616cf461f84d

                                            SHA512

                                            f363e71d0ce0bc9911fd9ef2b8a53548635ef0b5fcfb5792fd16b8feeebc01fbba5ec94657dcdb65c2996232cf150b05a688886e7f5a316d10f61fe32b311fd3

                                          • C:\Windows\SYSTEM.INI

                                            Filesize

                                            257B

                                            MD5

                                            8defc298c15158107c02ccad7331097b

                                            SHA1

                                            f945b08de09c4bf5f83a0ee4e1be5b7328a489e8

                                            SHA256

                                            94459db7d0be2157a58617943b6e890067360cd414f9ac879cde33e71bae1da2

                                            SHA512

                                            dd124167e433b379f8de129ceac636e1f8bfc09c137acf64fbba7d3ccc101ab809865fa8c03d75fc58507ea106cea76e35b2d09a49e84d7dec21aa036f5995ee

                                          • memory/648-57-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/648-108-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/648-145-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/648-49-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/648-144-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/648-55-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/648-53-0x0000000000570000-0x0000000000571000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/3196-25-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3196-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/3196-21-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3196-22-0x00000000005F0000-0x00000000005F1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/3196-30-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3532-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3532-51-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/3532-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3532-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/3532-96-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/4488-38-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-58-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-34-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-37-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-36-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-11-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-39-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-40-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-17-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-24-0x00000000005A0000-0x00000000005A1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/4488-18-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-31-0x0000000000590000-0x0000000000592000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4488-28-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-20-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-29-0x0000000000590000-0x0000000000592000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4488-9-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-59-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-61-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-62-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-64-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-65-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-66-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-69-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-71-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-81-0x0000000000590000-0x0000000000592000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4488-75-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/4488-19-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-10-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-6-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-8-0x00000000007A0000-0x000000000185A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4488-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB