Analysis

  • max time kernel
    31s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 05:16

General

  • Target

    65fd351e09ca0a20dbd517680888764ab8cf9916ecd1dab75cf5ac335f0e9806.dll

  • Size

    120KB

  • MD5

    c2797e1e4689dc5737f124803c74cea8

  • SHA1

    5733f6b220bfad29a6f12aca7d4be3c254f621af

  • SHA256

    65fd351e09ca0a20dbd517680888764ab8cf9916ecd1dab75cf5ac335f0e9806

  • SHA512

    c0cd77fd0d44ab71d26eeabac1639a4b4bf30d4b4deec23a9f74b654ab5fa33e46d863fa168f308b7db1741ba3b94510fe25295d635c329134954cd820c0ec7a

  • SSDEEP

    1536:Z/3RtNTihJ1yGXoC6yXTs2BrlLqgJxNTRuCCMsbhYn1frQY2R3KlxVPf4tIeGCxX:Z5tRIVjs2BrlLhLohIfswxSO89h5

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 13 IoCs

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

  • UPX packed file 27 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 63 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:764
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2548
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2580
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2800
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3504
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\65fd351e09ca0a20dbd517680888764ab8cf9916ecd1dab75cf5ac335f0e9806.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4972
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\65fd351e09ca0a20dbd517680888764ab8cf9916ecd1dab75cf5ac335f0e9806.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3300
                      • C:\Users\Admin\AppData\Local\Temp\e5797db.exe
                        C:\Users\Admin\AppData\Local\Temp\e5797db.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:3184
                      • C:\Users\Admin\AppData\Local\Temp\e5798f4.exe
                        C:\Users\Admin\AppData\Local\Temp\e5798f4.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4988
                      • C:\Users\Admin\AppData\Local\Temp\e57c246.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c246.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:1428
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3608
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3852
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3948
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4016
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1080
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3884
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2064
                              • 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:3416

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e5797db.exe

                                  Filesize

                                  97KB

                                  MD5

                                  ff18b62da358e811a5764c7bad021192

                                  SHA1

                                  1a85e345dce9a230dd2b048b6174225004aea398

                                  SHA256

                                  6c7c596e093f53ed7a75d0e030306d72c823c75e6a23a6083e38090cc9c0a8c4

                                  SHA512

                                  a5f24ce23f9ae80ff2f0ad6b6af1ec6bd16f1ed2249f14fe282abbc28a6d05160fca2de788456dd8da0a1719b6a3c51157db235f088e0df4a99ac5a50b2ccd01

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  6dc2b506be93cc5b20cfd9fd25c41637

                                  SHA1

                                  1156d4d36da25b8fedf57818b8c26aebd29f542e

                                  SHA256

                                  852a08804927ed7335f96acedb7574ddc96f70ca9acac2d85628ec59bc2f38dc

                                  SHA512

                                  4ab9c77319190cb07768d2eb04d4c6c6c13d9e21d0f483dfd1ee25b008e2060824898003dc01850786dd83e6c9082311baca6ebb8d82d785ec1e93861dabf79e

                                • memory/1428-52-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1428-151-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1428-150-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1428-114-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1428-102-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-60-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-69-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-26-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3184-12-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-10-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3184-8-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-29-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3184-9-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-16-0x0000000003E60000-0x0000000003E61000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3184-11-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-25-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-6-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-34-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-36-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-35-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-37-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-38-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-39-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3184-73-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-32-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-71-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-33-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-53-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-55-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-57-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3184-56-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-58-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3184-62-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3300-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3300-47-0x0000000000930000-0x0000000000932000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3300-13-0x0000000000930000-0x0000000000932000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3300-14-0x0000000000BF0000-0x0000000000BF1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3300-17-0x0000000000930000-0x0000000000932000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3300-31-0x0000000000930000-0x0000000000932000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4988-51-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4988-50-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4988-44-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4988-93-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4988-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4988-30-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB