Analysis

  • max time kernel
    31s
  • max time network
    97s
  • 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 13:33

General

  • Target

    f9fffc21a697febde4312cf0f2eddcd995c9239677a6f9c931473a44ef79bcacN.dll

  • Size

    120KB

  • MD5

    22d86575345e994d970f0c5bf6c73360

  • SHA1

    f48468e772e1db2285fb2d4e618111795852102e

  • SHA256

    f9fffc21a697febde4312cf0f2eddcd995c9239677a6f9c931473a44ef79bcac

  • SHA512

    bc6266fe685edad539e1174da7a37722c70234172cc62dd70119805f441a47d5d03265aff0b3e74092f5adba3e1dc3edf9b2c99a5f4c00050fa0bb1f694e6b2f

  • SSDEEP

    1536:SFnXP98ynlLUCc4iNMjwlQxTSdHrYftixOgQst79TNYCrf8MeZ4P10+f:8qlf4WMwliTSdLYfcgzO9Jvf8ei+

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 12 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2672
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2680
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3020
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3456
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9fffc21a697febde4312cf0f2eddcd995c9239677a6f9c931473a44ef79bcacN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4548
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9fffc21a697febde4312cf0f2eddcd995c9239677a6f9c931473a44ef79bcacN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4768
                      • C:\Users\Admin\AppData\Local\Temp\e57b640.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b640.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:4436
                      • C:\Users\Admin\AppData\Local\Temp\e57b7b7.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b7b7.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3312
                      • C:\Users\Admin\AppData\Local\Temp\e57e4d2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57e4d2.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:3228
                      • C:\Users\Admin\AppData\Local\Temp\e57e4f1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57e4f1.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1696
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3596
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3776
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3864
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3924
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4008
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4148
                            • 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:3748
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3324

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57b640.exe

                                  Filesize

                                  97KB

                                  MD5

                                  e44711c4e6ce7231020b5f9b1c89e0c8

                                  SHA1

                                  a57605199667f41d7adfc1ced132d6f8ca82c00b

                                  SHA256

                                  8555afedb5b03888fd89f7b2dde5d94fb731db197ef908e94b9a2c5590a27d1d

                                  SHA512

                                  0d5aab4673a2fa56baab7f73473b5eb2785f117518276379f38a4929886d54b35d4a564905ee0326885111d5c404702fd17736ce24f7073afb841c9c442ece2b

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  912ffbf98c4886873b54c24ba79b898e

                                  SHA1

                                  7957cf86f1bc249b74d2c699dcb5e7c82b5e2d0c

                                  SHA256

                                  7ea9bf9673476c6179dc7f3ed3bce467eb76acce5816464a2e679acaf5300a39

                                  SHA512

                                  489795b81bae3334c72032b2d8cd2602811bf9d4f6490c8d82669658a1e1c19fe9330e5e65856676fc2f55dd3c8aff6a40ff534717209024424603c28824b36d

                                • memory/1696-136-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1696-57-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3228-155-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3228-154-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3228-106-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3228-103-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3312-41-0x0000000000420000-0x0000000000421000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3312-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3312-43-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3312-42-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4436-63-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-32-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-22-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-21-0x0000000001C40000-0x0000000001C41000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4436-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4436-11-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-26-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-33-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-34-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-36-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-35-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-37-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-39-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-38-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-6-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-27-0x0000000001C30000-0x0000000001C32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4436-17-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-9-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-50-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-10-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-58-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-59-0x0000000001C30000-0x0000000001C32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4436-60-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-62-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-8-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-65-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-66-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-69-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-71-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4436-90-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4436-30-0x0000000001C30000-0x0000000001C32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4768-18-0x0000000000B60000-0x0000000000B62000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4768-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4768-23-0x0000000000B60000-0x0000000000B62000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4768-54-0x0000000000B60000-0x0000000000B62000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4768-29-0x0000000000B60000-0x0000000000B62000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4768-19-0x0000000000C30000-0x0000000000C31000-memory.dmp

                                  Filesize

                                  4KB