Analysis

  • max time kernel
    92s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/11/2024, 21:36

General

  • Target

    4471ec4b2b6280b130c29c74c6438b61cc4eac5411cbb7984177e64f382e0be4.dll

  • Size

    120KB

  • MD5

    569dbc3e62f64310d59e8feb04e67efa

  • SHA1

    78207b8218f357a31cc489b1bcc43273211ee09b

  • SHA256

    4471ec4b2b6280b130c29c74c6438b61cc4eac5411cbb7984177e64f382e0be4

  • SHA512

    e0804d23fcab2576e422cd06e4cf6aed634ddcce8e0e74de7826d1078af402bb7c2e536dc2a659bcae0279846cb556016ba7bccb4dc2355a34f0b0c2138d1adc

  • SSDEEP

    3072:IArJjMrZDYiin0kCKBXcbbAZ13quJCbT:IeJjMrxYfM0MXAJEbT

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 14 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 28 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 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2476
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2492
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2916
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3492
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4471ec4b2b6280b130c29c74c6438b61cc4eac5411cbb7984177e64f382e0be4.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1300
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4471ec4b2b6280b130c29c74c6438b61cc4eac5411cbb7984177e64f382e0be4.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4880
                      • C:\Users\Admin\AppData\Local\Temp\e57a5d5.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a5d5.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:616
                      • C:\Users\Admin\AppData\Local\Temp\e57a71d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a71d.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2972
                      • C:\Users\Admin\AppData\Local\Temp\e57cbcc.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cbcc.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:4716
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3628
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3812
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3900
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3968
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4052
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2720
                            • 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:4136
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1752
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:4456
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:4604

                                      Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

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                                            Downloads

                                            • C:\Users\Admin\AppData\Local\Temp\e57a5d5.exe

                                              Filesize

                                              97KB

                                              MD5

                                              f9dc17f6dc60b9a74244a6b0dc8ebfaf

                                              SHA1

                                              b788caa75bfd264448b450ac5c627e28d311afae

                                              SHA256

                                              ac57e444c06e5b6c52c238879aa530f5ca07dab8edb52680cc5b28acf36411cc

                                              SHA512

                                              2e41d6e385e7048b2dee0a335551695032b47ed94a0a7d069e8fdacad763a0aa3f805ebfcd5bc563195b4cd5e2304d5fdcb316efed507fed9f37c0becbcc3f18

                                            • C:\Windows\SYSTEM.INI

                                              Filesize

                                              257B

                                              MD5

                                              ae2002c5725cb2064a9719e922b6f0b9

                                              SHA1

                                              1cc80c9b247622137c535bcc4d4b0a34ec70c280

                                              SHA256

                                              2003741f6f5cf84535ee5915f8a538a483f094941908faff42f4508773a6f1a6

                                              SHA512

                                              37b47c2f140df233259021933050da1b809907789534c01a2b827904d249d10ed216b46857603c3550142682eefb30520b4a2cd712d1b64ed3c15e37944c5957

                                            • memory/616-38-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-28-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/616-9-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-24-0x00000000005C0000-0x00000000005C1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/616-8-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-11-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-19-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/616-26-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-40-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-39-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-32-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/616-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/616-76-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-73-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-59-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-20-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-70-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-34-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-35-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-36-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-37-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-10-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-6-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-29-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-69-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-67-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-64-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-62-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-55-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-61-0x00000000007E0000-0x000000000189A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/616-60-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2972-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/2972-96-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/2972-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2972-53-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2972-50-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/4716-52-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/4716-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4716-109-0x0000000000B70000-0x0000000001C2A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4716-147-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/4716-148-0x0000000000B70000-0x0000000001C2A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4880-43-0x0000000004120000-0x0000000004122000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4880-12-0x0000000004120000-0x0000000004122000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4880-27-0x0000000004120000-0x0000000004122000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4880-13-0x00000000041B0000-0x00000000041B1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/4880-21-0x0000000004120000-0x0000000004122000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4880-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                              Filesize

                                              128KB