Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-12-2024 22:06

General

  • Target

    cc3566e2dcc1db3e5b4ff5faea25dce24b269c101145998a546761c19de17e27N.dll

  • Size

    120KB

  • MD5

    745673da0461abdf0cfdee35bad5b190

  • SHA1

    bffcb0c537124fe8cab2ccd842410fa8e0acf280

  • SHA256

    cc3566e2dcc1db3e5b4ff5faea25dce24b269c101145998a546761c19de17e27

  • SHA512

    1afd8f65951e88a6d0c92d813488c0d3e1746841ba7d094b2093e6209a16f232b724c65e457c85bd6d0ebedc3f86bbd8fcb01ee583be2000a05e272b44d493a9

  • SSDEEP

    3072:j0pMrTorkvtwn2Bmkz+em8DVuXMHmVkxh:KMAz2BmkjDEXMG2x

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 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 6 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:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3016
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3036
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2700
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\cc3566e2dcc1db3e5b4ff5faea25dce24b269c101145998a546761c19de17e27N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3836
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cc3566e2dcc1db3e5b4ff5faea25dce24b269c101145998a546761c19de17e27N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2764
                      • C:\Users\Admin\AppData\Local\Temp\e575ed9.exe
                        C:\Users\Admin\AppData\Local\Temp\e575ed9.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:3296
                      • C:\Users\Admin\AppData\Local\Temp\e576002.exe
                        C:\Users\Admin\AppData\Local\Temp\e576002.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3452
                      • C:\Users\Admin\AppData\Local\Temp\e577a50.exe
                        C:\Users\Admin\AppData\Local\Temp\e577a50.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
                        • Suspicious behavior: EnumeratesProcesses
                        • System policy modification
                        PID:2532
                      • C:\Users\Admin\AppData\Local\Temp\e577a60.exe
                        C:\Users\Admin\AppData\Local\Temp\e577a60.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4668
                • 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:3740
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3888
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3952
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4044
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4128
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2012
                              • 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:1564

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e575ed9.exe

                                  Filesize

                                  97KB

                                  MD5

                                  dc192d20990df695462071b0d8f136c2

                                  SHA1

                                  215ec55c53a684150ed0c0afd4b81cbf3f402d97

                                  SHA256

                                  f2c5ba03421bb0f406cf61030d02275edd0030ecbcc953a3cf8f313c24df71c2

                                  SHA512

                                  0dac1558a30a25f92c9c6aef65586b928c8094536a9a0f565eaa3127aa665a8339a6f433a94570f6dcbbf5599667a93634f9f6cbf07f07577ddbd6cf70d2f0cc

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  0afd449795086196c14944e29141b52d

                                  SHA1

                                  2101d8008c948d949857cb81da1b9def274a46ae

                                  SHA256

                                  adfeff78fe890937f92c176fe5782c8e6a27aa9b0974c89d933cf72db9e48f4b

                                  SHA512

                                  693fd7ef04620351de6c815722a3d72a7b17cf21614a83ec7aac5e8a4d8186a7bcbf0f19adec8c5b8ad454f7627bd2aae9b01e377ca144f575d25b74760d077f

                                • memory/2532-148-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2532-153-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2532-147-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2532-47-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2532-123-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2532-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2532-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2532-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2764-23-0x00000000014C0000-0x00000000014C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2764-16-0x00000000044D0000-0x00000000044D1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2764-15-0x00000000014C0000-0x00000000014C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2764-22-0x00000000014C0000-0x00000000014C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2764-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3296-59-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-96-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-8-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-18-0x0000000001B80000-0x0000000001B81000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3296-11-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-33-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-36-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-35-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-38-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-39-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-41-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-42-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-12-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3296-57-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-58-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3296-13-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-60-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-25-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3296-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-14-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-31-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3296-32-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3296-24-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-108-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3296-74-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-76-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-79-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-80-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-82-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-83-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-84-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-92-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-94-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3296-97-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3452-98-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3452-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3452-122-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3452-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3452-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4668-99-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4668-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4668-152-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4668-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4668-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4668-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB