Analysis

  • max time kernel
    34s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-12-2024 04:35

General

  • Target

    654844ca91dba2b18ecc2021afa724aff5b92e280dcd794f15359817c7833a29N.dll

  • Size

    120KB

  • MD5

    77f296ef5549e7a62302d88c73c11670

  • SHA1

    fbda72dce260278a0a15ae8dde11041b4f745664

  • SHA256

    654844ca91dba2b18ecc2021afa724aff5b92e280dcd794f15359817c7833a29

  • SHA512

    3660d76497a72f226a08e81b54687d1dda44fc6c5e7bdb0d3dc6263deb53b2e36e5fa4fe62cd12e5a1165d92c9287827499b95f10ce4ca65ff095aa0fcf11419

  • SSDEEP

    1536:GZQq4WM74TFu2Q6DdfC7Oicg7R4NG0M42Ku8BsKHTxOnWpJWZP:Gf4WMUM2QqfC7Oicg7R4ol4eqsonW

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 9 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 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 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2652
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2688
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2784
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\654844ca91dba2b18ecc2021afa724aff5b92e280dcd794f15359817c7833a29N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3320
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\654844ca91dba2b18ecc2021afa724aff5b92e280dcd794f15359817c7833a29N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2328
                      • C:\Users\Admin\AppData\Local\Temp\e5763fa.exe
                        C:\Users\Admin\AppData\Local\Temp\e5763fa.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:836
                      • C:\Users\Admin\AppData\Local\Temp\e576532.exe
                        C:\Users\Admin\AppData\Local\Temp\e576532.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3716
                      • C:\Users\Admin\AppData\Local\Temp\e579c6f.exe
                        C:\Users\Admin\AppData\Local\Temp\e579c6f.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:4708
                      • C:\Users\Admin\AppData\Local\Temp\e579c9e.exe
                        C:\Users\Admin\AppData\Local\Temp\e579c9e.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3132
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3660
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3848
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3944
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4004
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4084
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4192
                            • 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:3728
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3180
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3416
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:2864

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e5763fa.exe

                                      Filesize

                                      97KB

                                      MD5

                                      9044f67c1b21fdb8847ffb6861f3f221

                                      SHA1

                                      ffddde00455b42f304fbf942599c02a8f95ea0a7

                                      SHA256

                                      4df63bd42fc848c931d2b2ff46b71a38e35c2914096603d695fc3b12dfde8af8

                                      SHA512

                                      a8a0b5d917d3e16a58c454c65e34de865e104480a1f4aea27e8dfff1ca83c627b4844595694e75ecb5fdac9a01310ebabe43e2837e8571ee065e70f53bdf087b

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      00ae24371c881f5a1b7c1e37dd86b761

                                      SHA1

                                      1a02c59d15ca7906950d2331a5317f96785a2f10

                                      SHA256

                                      87d041a71023c7baedc0425284a9323533ea7e308fe113814caca5d0a68f74fb

                                      SHA512

                                      c5bb7b6e7d1eb4bd1b74ba88713b8c0a8d27ba00aa78fc759d1731db6ac5ce9ed4f363c0f9578c76562926cf9971a209029b4c6c0a82f423830b255a9c542ec1

                                    • memory/836-38-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-64-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-8-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-10-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-17-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/836-23-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-11-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/836-16-0x0000000001AC0000-0x0000000001AC1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/836-12-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-33-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-27-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-30-0x0000000001AB0000-0x0000000001AB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/836-68-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-28-0x0000000001AB0000-0x0000000001AB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/836-67-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-65-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-9-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-34-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-36-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-37-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-6-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-63-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-61-0x0000000001AB0000-0x0000000001AB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/836-40-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-58-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-39-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/836-46-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2328-14-0x00000000005B0000-0x00000000005B1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2328-55-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2328-29-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2328-13-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2328-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/2328-24-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3132-59-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3716-43-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3716-42-0x0000000000420000-0x0000000000421000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3716-44-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3716-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3716-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4708-101-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4708-95-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4708-98-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4708-102-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4708-146-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4708-145-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB