Analysis

  • max time kernel
    33s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 05:55

General

  • Target

    d56a484f0649046f52782b7b43c7b488ebf19f9fb3c241bb2be4b98889c05246N.dll

  • Size

    120KB

  • MD5

    b928344ea666338eed019ba95b2ac740

  • SHA1

    df4a303be4b4fbc362ebd0eb68f3b00bd3df0afe

  • SHA256

    d56a484f0649046f52782b7b43c7b488ebf19f9fb3c241bb2be4b98889c05246

  • SHA512

    60ec9b5071f49703bec91a308347c160e02094da6de0aefdfd77d31659facaed12fd0c5efe6e03822da823f158eabeedbee1b6d80598ffca9d4a46c33e7d74b9

  • SSDEEP

    3072:taGnIp5u97Rf0AhWCyPqlyDjptFxRboZla/MxBGMU:ta0IEiAaKyf/RbP/M

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 3 IoCs
  • 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.

  • 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 4 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 63 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2780
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2868
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2984
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3456
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d56a484f0649046f52782b7b43c7b488ebf19f9fb3c241bb2be4b98889c05246N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2528
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d56a484f0649046f52782b7b43c7b488ebf19f9fb3c241bb2be4b98889c05246N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3588
                      • C:\Users\Admin\AppData\Local\Temp\e576b9b.exe
                        C:\Users\Admin\AppData\Local\Temp\e576b9b.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:2252
                      • C:\Users\Admin\AppData\Local\Temp\e576d41.exe
                        C:\Users\Admin\AppData\Local\Temp\e576d41.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1344
                      • C:\Users\Admin\AppData\Local\Temp\e579d78.exe
                        C:\Users\Admin\AppData\Local\Temp\e579d78.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:2124
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3760
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3848
                      • 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:4000
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3972
                            • 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:4452
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4908

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e576b9b.exe

                                  Filesize

                                  97KB

                                  MD5

                                  ab4282a4ed201ad52268c315f45a0777

                                  SHA1

                                  62f57a51a98fa6cccb08c7b40764410c2b6d5e63

                                  SHA256

                                  04b07aea4c75f558264332eff3dddabd111907d975610d63ddcd693ba6a09a31

                                  SHA512

                                  540ae990d806d6c76e6c6634528ae5a35c1c894232fbb648c776d765f0d4c65d0b6f9259613c9ce6be857d5e4591b7e937929391b98be3e71679bef4d936268a

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  7c139cb559e3672cffd29f717be90743

                                  SHA1

                                  1d0719df31bec02e7672cd94b80f35f3db7c0eaf

                                  SHA256

                                  2da05d89a8dd1bcd75f0cc527be9b409bd6ecfa9ee2047d35ed85a2961b6c9fa

                                  SHA512

                                  dbd65bd0ca10092de3c10f7f4d6baef967c3f62c26572e14cde5879100dad8c431a1def6703b1a428dd0ea98ff35b288b5cccecfd4daedb08199680162898bc7

                                • memory/1344-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1344-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1344-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1344-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1344-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2124-144-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2124-143-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2124-96-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2124-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2252-38-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-65-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2252-9-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-26-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-8-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-6-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-18-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-34-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-32-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-35-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-36-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-37-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-10-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-39-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-11-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-12-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-28-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2252-45-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-27-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-30-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2252-54-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-55-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2252-57-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-58-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-59-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-61-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-63-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-22-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2252-67-0x00000000007E0000-0x000000000189A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2252-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3588-31-0x0000000001680000-0x0000000001682000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3588-49-0x0000000001680000-0x0000000001682000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3588-23-0x0000000001680000-0x0000000001682000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3588-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3588-19-0x0000000001680000-0x0000000001682000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3588-20-0x0000000004990000-0x0000000004991000-memory.dmp

                                  Filesize

                                  4KB