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Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/12/2024, 03:27

General

  • Target

    a8db1d129c65da982648c49033b2d47c7479f03c34fb0b337919d8163d5beff1.dll

  • Size

    120KB

  • MD5

    9aa74da878dc993ed35c649926877f2f

  • SHA1

    58b633603baf82dbc43383dd4295aa87e7258d41

  • SHA256

    a8db1d129c65da982648c49033b2d47c7479f03c34fb0b337919d8163d5beff1

  • SHA512

    a8c4683e8116c204ef9b79cdc5049b8c489b488f71fad8adb5303204f935db336f5bae2abc44cdbf8feb077fe8bb4bc79c1cdb8e80e92fb9672e01274709e1fa

  • SSDEEP

    1536:ScGQq51NFpraOv4RFq04/4JKsXCflTkUOZ5FFmArOl0R68tc:y51/gzXQ/Q0faJxpB6

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 15 IoCs

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

  • UPX packed file 33 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 54 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2596
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2624
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2848
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3532
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8db1d129c65da982648c49033b2d47c7479f03c34fb0b337919d8163d5beff1.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1520
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8db1d129c65da982648c49033b2d47c7479f03c34fb0b337919d8163d5beff1.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2472
                      • C:\Users\Admin\AppData\Local\Temp\e57b0a3.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b0a3.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:4556
                      • C:\Users\Admin\AppData\Local\Temp\e57b21a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b21a.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:60
                      • C:\Users\Admin\AppData\Local\Temp\e57cc1a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cc1a.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:1352
                      • C:\Users\Admin\AppData\Local\Temp\e57cc39.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cc39.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3864
                • 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:3828
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3924
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4012
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2956
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3716
                            • 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:4032
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2668

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57b0a3.exe

                                  Filesize

                                  97KB

                                  MD5

                                  68419433e6eec65774b5a06d24a6386a

                                  SHA1

                                  628c155d252b4315330b9c1a46293950e9877a45

                                  SHA256

                                  556cb3826c97c3b7f1583cb9ff0775b5ea8a2c63786e64333789e3d3b36cac74

                                  SHA512

                                  cb0271c8d2eed7332d032983b78ccc5189107407539e77588fc62c89434dfcd0c70f9a75dc95a6e2c0490c7ba66276b97cc1ecfa05c1f294edc023c6722185af

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  043829776e7c052d3c3044ec94b463fa

                                  SHA1

                                  6cbe03b73eac988df5000992f10c50e21f6579bd

                                  SHA256

                                  883e515d349178a1e813d3f0482540b159f8014d459fd2233f42ff2cf2d22f06

                                  SHA512

                                  555fc77847b7cfc2d2e510c6e3975fb739b1a87b7fa0ca909459e5e579b4801873b905833bda6d6cb49f7f77fca5534724f948fd9c8c3ef87597e85e124d3d66

                                • memory/60-127-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/60-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/60-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/60-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/60-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/60-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1352-157-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1352-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1352-151-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1352-152-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1352-101-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1352-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1352-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1352-68-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2472-32-0x0000000000A00000-0x0000000000A02000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2472-16-0x0000000000A00000-0x0000000000A02000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2472-17-0x0000000000A90000-0x0000000000A91000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2472-27-0x0000000000A00000-0x0000000000A02000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2472-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3864-57-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3864-70-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3864-156-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3864-75-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3864-102-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4556-61-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-83-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-58-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4556-42-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-39-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-55-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-40-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-62-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-38-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-37-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-36-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-30-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-10-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-8-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-9-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-12-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-76-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-78-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-82-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-43-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-84-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-85-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-86-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-94-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-26-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4556-98-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-99-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-100-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-25-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-31-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4556-105-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-123-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4556-15-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-14-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-19-0x0000000001B80000-0x0000000001B81000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4556-11-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-13-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4556-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB