Analysis

  • max time kernel
    96s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 04:42

General

  • Target

    9fc1af6f8b8e8c3c2c857498dd96f5b4bda7d4b70fb69a8da6c5d3c4420a99ee.dll

  • Size

    120KB

  • MD5

    fb7c28093cd2e889cd088e879d23144b

  • SHA1

    c6f6a3d4c3058bacc50b7dab17ebb1c48cef6b91

  • SHA256

    9fc1af6f8b8e8c3c2c857498dd96f5b4bda7d4b70fb69a8da6c5d3c4420a99ee

  • SHA512

    4244c7cc42f18d3f1e2e3a72027aa7403e71bffbb2a2157cd00590949e19b4b66f50ad1bf034d3a0d5ee4bb264d7314f0e0b964a3ace094e8ed4f7e573edf333

  • SSDEEP

    3072:znDNQq+K2zQNRxpvB8LjLj6Uo0DX6GVA1kbUD:zn2XXzmztBWDs02N1SU

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 31 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • 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 62 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:808
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:812
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2728
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2832
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:1084
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3444
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9fc1af6f8b8e8c3c2c857498dd96f5b4bda7d4b70fb69a8da6c5d3c4420a99ee.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2388
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9fc1af6f8b8e8c3c2c857498dd96f5b4bda7d4b70fb69a8da6c5d3c4420a99ee.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:5044
                      • C:\Users\Admin\AppData\Local\Temp\e57f647.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f647.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:4328
                      • C:\Users\Admin\AppData\Local\Temp\e57f7fc.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f7fc.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:544
                      • C:\Users\Admin\AppData\Local\Temp\e581596.exe
                        C:\Users\Admin\AppData\Local\Temp\e581596.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:1888
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3560
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3768
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3860
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3928
                        • 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\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                            "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                            1⤵
                              PID:2824
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2616
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                1⤵
                                  PID:1952

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57f647.exe

                                  Filesize

                                  97KB

                                  MD5

                                  208ebc72075d428bca123bd613f9626d

                                  SHA1

                                  a4d06f13e0d33ad5c8d31a772b6dfd8f1d2c2064

                                  SHA256

                                  111b7af7406355721eecef346cb07054afe14a8c8c9dd0dccef8dc048fafcf61

                                  SHA512

                                  45e7a07fdeb48a25b724adf0e5f44acffe7d01d350665a2e390d5ccd0f1f348a2196387b518a5f8db606784a1c456a5444a05fdef29afe3aae726285547c5bdb

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  477793d50f9ac3776432ea7f04b4b5a1

                                  SHA1

                                  8a034e530089d6f8038ae506b1505487e45bc016

                                  SHA256

                                  6a3e5098d340e01b2d561cc8a4cc20642e52a2374e2d039975eca88bb21d3a18

                                  SHA512

                                  68e44d2cb39d6cc8ae294c276726d32e40261f2f0f0e735301f27bb0bd78e7991df29ce4b164fff5564607a9d000f4db32cef13b360d28bc69c2f22a2dcd892d

                                • memory/544-76-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/544-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/544-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/544-104-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/544-54-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1888-115-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1888-81-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1888-49-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1888-57-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1888-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1888-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1888-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1888-148-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-50-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-78-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4328-28-0x0000000004230000-0x0000000004231000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4328-13-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-36-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-35-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-31-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-37-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-38-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-39-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-41-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-11-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-32-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4328-51-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-33-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4328-26-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-14-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-58-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4328-6-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-9-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-15-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-62-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-63-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-65-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-66-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-69-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-72-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-74-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-75-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-10-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-12-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-80-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-8-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4328-87-0x00000000038E0000-0x00000000038E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4328-100-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5044-18-0x00000000008B0000-0x00000000008B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5044-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/5044-17-0x0000000003CB0000-0x0000000003CB1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5044-16-0x00000000008B0000-0x00000000008B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5044-29-0x00000000008B0000-0x00000000008B2000-memory.dmp

                                  Filesize

                                  8KB