Analysis

  • max time kernel
    94s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 19:42

General

  • Target

    710c93298431c3f73b3aac53d0a15106f3678d3b24d34f017b314a14b7ff5120.dll

  • Size

    120KB

  • MD5

    05e7fcb40c376a3312aca4bf54ea8c0e

  • SHA1

    2ef02b2c4fff7e3e24bc0569583a0de278deaf7a

  • SHA256

    710c93298431c3f73b3aac53d0a15106f3678d3b24d34f017b314a14b7ff5120

  • SHA512

    d82a23f7921531c55c7fba46847c429dc00d0e79f49dc764e0ea1dbd13ec390af0e0c4a9b5c297bba6b49ade39a0a149b1989b10cb882456b8b1f8e1bd3e19c5

  • SSDEEP

    1536:KIVHRofqtQwOM4lyyjo99elUnSEFYhHbHlaClfgkjRmA7oZoT1wCMOBTXrdt:KIAqtQgg0remgJbHlaAfgIRvBTBJ/t

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 32 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 55 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:760
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:768
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2556
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2600
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2728
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3504
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\710c93298431c3f73b3aac53d0a15106f3678d3b24d34f017b314a14b7ff5120.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4948
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\710c93298431c3f73b3aac53d0a15106f3678d3b24d34f017b314a14b7ff5120.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1936
                      • C:\Users\Admin\AppData\Local\Temp\e5798e4.exe
                        C:\Users\Admin\AppData\Local\Temp\e5798e4.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:2300
                      • C:\Users\Admin\AppData\Local\Temp\e579a4c.exe
                        C:\Users\Admin\AppData\Local\Temp\e579a4c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:664
                      • C:\Users\Admin\AppData\Local\Temp\e57b45c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b45c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:228
                      • C:\Users\Admin\AppData\Local\Temp\e57b46b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b46b.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
                        • System policy modification
                        PID:5104
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3668
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3864
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3960
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4060
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2784
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4032
                            • 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:1668
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4464
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4700

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5798e4.exe

                                    Filesize

                                    97KB

                                    MD5

                                    e64e2a680b203c4506e9e0ca3c33ef08

                                    SHA1

                                    1cb470bddaf392fb87b01dea7fd5dc850948125a

                                    SHA256

                                    36f524b2c727c53965d606c0776e97fdabc494112c03edb42f8bfb26cea3a6f9

                                    SHA512

                                    6913ca6f6d0db66c0bf33a254f77157b19dcbb285397558d5d692ae2ebd677fe30264259ceebc5ec79b8552331e373c80bc1cb89452676fd97c2e5eaf5e9d9d2

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    839864f0df56511277ab90704bec5bad

                                    SHA1

                                    562f29e2b727cae979842383591191d04383f29f

                                    SHA256

                                    6bade69e097c6ad1ce6e5a524a33c13d1ad51b61ed295b899ace640970f70531

                                    SHA512

                                    0b59d12c820660d896c1a1f482cae60d91b1da358a52f4479e6e393afd5d19d47af8eea07b4116457c1dceb7fcb4b77cc981c1b84f2e32c22d524860fedef35e

                                  • memory/228-66-0x0000000000870000-0x0000000000871000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/228-121-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/228-71-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/228-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/228-89-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/228-69-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/664-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/664-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/664-63-0x0000000000870000-0x0000000000871000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/664-117-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1936-29-0x0000000002490000-0x0000000002492000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1936-19-0x0000000002490000-0x0000000002492000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1936-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/1936-16-0x00000000024A0000-0x00000000024A1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1936-15-0x0000000002490000-0x0000000002492000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2300-57-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-34-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-12-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-36-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-35-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-37-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-38-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-39-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-41-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-42-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-56-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2300-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2300-10-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-27-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2300-59-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-60-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-18-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2300-9-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2300-11-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-13-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-28-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-30-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2300-8-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-32-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-74-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-76-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-79-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-81-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-83-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-85-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-87-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-14-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-90-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-96-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-93-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-104-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5104-92-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5104-68-0x0000000000530000-0x0000000000531000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5104-72-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5104-73-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5104-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5104-137-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5104-143-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5104-142-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB