Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-12-2024 22:05

General

  • Target

    4c5467b5c1f1846d8f7cf63fa8c6c546e9fdfe0238219e3c23b506b600a7ae05.dll

  • Size

    120KB

  • MD5

    c47745b1195f7c9a274921de15ff7c1a

  • SHA1

    d0faa49e7e94a7069febab86a57528a903bc39cb

  • SHA256

    4c5467b5c1f1846d8f7cf63fa8c6c546e9fdfe0238219e3c23b506b600a7ae05

  • SHA512

    8c31e3b2b5b655e0c49f027fd53f9a28ac6729348069c776a7ced77c088e11695da06924d56df5060cdaeeee2728bb3628e10adb7bf3872a69cf7c8ee992a18a

  • SSDEEP

    3072:euYY3Nd1zWEFscoa2pZI28s1N5h+saUHogCHp:ZYOd1zWEFEG25N5UpngCJ

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 13 IoCs

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

  • UPX packed file 26 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:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2964
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3024
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2636
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c5467b5c1f1846d8f7cf63fa8c6c546e9fdfe0238219e3c23b506b600a7ae05.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4444
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c5467b5c1f1846d8f7cf63fa8c6c546e9fdfe0238219e3c23b506b600a7ae05.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:5052
                      • C:\Users\Admin\AppData\Local\Temp\e5770da.exe
                        C:\Users\Admin\AppData\Local\Temp\e5770da.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:4432
                      • C:\Users\Admin\AppData\Local\Temp\e5772af.exe
                        C:\Users\Admin\AppData\Local\Temp\e5772af.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3124
                      • C:\Users\Admin\AppData\Local\Temp\e57a2a8.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a2a8.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:5008
                      • C:\Users\Admin\AppData\Local\Temp\e57a2f7.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a2f7.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1912
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3564
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3740
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3904
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3992
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4112
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2316
                              • 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:1800
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1260

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5770da.exe

                                    Filesize

                                    97KB

                                    MD5

                                    1c8db678d5eaa482d3124f483f4fe42c

                                    SHA1

                                    9c87e342508405bbfa12d8105c24318b0ce22997

                                    SHA256

                                    6bade7cea956e302bfb87477b216a457defa23724e4451440382645087ecae8a

                                    SHA512

                                    c6ee14521d11d81292abbadbebaa19525bbbef0810e325054ce5a675bc8655a7ef4c4a8f794716f436f7189f62a4301d35887aab9a0e826564843ce13f4e0eb9

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    895c404d9c92f97866e540cbaa6c1ec6

                                    SHA1

                                    02e4787d5dafd2204cef705534f33a4b43e0a043

                                    SHA256

                                    11b7059da559e15b98e7ba31bb4ac077afbf35abc65c3d32c2967a9ea8f2f6bb

                                    SHA512

                                    7f45b02e7f1513c83ea66a869f28fd7517b14a3a72122e1221975160c5d84d0d001c8d15d8e9dcf66b1555c018cea701e8036a99c729e23d11ad1cd877611747

                                  • memory/1912-154-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1912-58-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3124-41-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3124-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3124-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3124-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4432-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-30-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-32-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-28-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4432-26-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4432-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-90-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4432-17-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4432-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4432-27-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-33-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-34-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-71-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-69-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-45-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-49-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4432-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-59-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-61-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-62-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-63-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-66-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4432-68-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5008-95-0x00000000007D0000-0x000000000188A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5008-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5008-150-0x00000000007D0000-0x000000000188A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5052-15-0x0000000004340000-0x0000000004342000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5052-44-0x0000000004340000-0x0000000004342000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5052-13-0x0000000004340000-0x0000000004342000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5052-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/5052-14-0x0000000004350000-0x0000000004351000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5052-25-0x0000000004340000-0x0000000004342000-memory.dmp

                                    Filesize

                                    8KB