Analysis

  • max time kernel
    91s
  • 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
    16-12-2024 10:04

General

  • Target

    3a9867f80cfff9db8a1513624e830d6bbccf321d02f191315b3aee23729d6d13N.dll

  • Size

    120KB

  • MD5

    9fc6a59e0b511b6ddcdd208e64de3aa0

  • SHA1

    cd4cafabf5b716e6849cb5085b79c3cab4573e24

  • SHA256

    3a9867f80cfff9db8a1513624e830d6bbccf321d02f191315b3aee23729d6d13

  • SHA512

    82843aed59381627780a0ed30ba5f54fe011f2a79d029e1a3232b31caa9d8bf3d2ddf0b968a975638029170f56fecd3902b53398ca6f0c17abaa01907c8c46e0

  • SSDEEP

    1536:HhFHAzwUUb0PPTpEWQ8Qymu68K8ptQ+58I+rToPeqgFnVVqojtQ3C7/ONMj+nWEK:XlSTmWbtn/rQUg4PeqsJxMWEdi

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 8 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 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:768
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1012
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2516
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2548
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2672
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a9867f80cfff9db8a1513624e830d6bbccf321d02f191315b3aee23729d6d13N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2960
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a9867f80cfff9db8a1513624e830d6bbccf321d02f191315b3aee23729d6d13N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:5084
                      • C:\Users\Admin\AppData\Local\Temp\e57aaf5.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aaf5.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:2496
                      • C:\Users\Admin\AppData\Local\Temp\e57ad47.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ad47.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4012
                      • C:\Users\Admin\AppData\Local\Temp\e57d011.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d011.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3784
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3672
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3864
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3964
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4052
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:660
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2100
                            • 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:1544
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2392

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57aaf5.exe

                                  Filesize

                                  97KB

                                  MD5

                                  da0506be0b0715b67bf5f9ba9c6f6f25

                                  SHA1

                                  f18529c8a17fb9b03ad6d9ede340a1ac222c39a6

                                  SHA256

                                  3c76d9105d35fc70f2825f2fabb6e40238ec01ebf69a07b58dd4fa80a098c013

                                  SHA512

                                  321c9c2c44d218f19e6f1f561da474151e593849920da840886f3676363a7da43f0448b75d3a3a8c5e055d96f0d68c2a3ac9d84fda938d56fac740872ab330d0

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  78353a2d77f0bc4c58d37a53a1bcd890

                                  SHA1

                                  93c9850cf0ec0305c8f9cd7f9005df1d74c8c006

                                  SHA256

                                  205e413af4c75dffd1081eff62c88c88dbeb91af795d2846825217591d1b8ca7

                                  SHA512

                                  10340d7eff343d5e2321a5bb64b201e7db02a4f306022a9e23fd106a45fb6e729d75eacff024986c2cd5c1f138326e0e11fc2c9a9b1c8512f1752cecd2e6cd4e

                                • memory/2496-64-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-58-0x0000000003510000-0x0000000003512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2496-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2496-11-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-76-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-18-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-20-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-30-0x0000000003510000-0x0000000003512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2496-72-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-68-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-28-0x0000000003510000-0x0000000003512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2496-66-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-24-0x0000000004220000-0x0000000004221000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2496-6-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2496-62-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-10-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-9-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-25-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-35-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-36-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-37-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-38-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-39-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-8-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-19-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-12-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-61-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-59-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2496-56-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3784-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3784-54-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3784-57-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3784-44-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3784-52-0x00000000001D0000-0x00000000001D1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4012-50-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4012-98-0x0000000000BB0000-0x0000000001C6A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4012-126-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4012-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4012-104-0x0000000000BB0000-0x0000000001C6A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4012-127-0x0000000000BB0000-0x0000000001C6A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4012-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4012-53-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4012-92-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5084-22-0x0000000001460000-0x0000000001461000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5084-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/5084-45-0x0000000001410000-0x0000000001412000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5084-21-0x0000000001410000-0x0000000001412000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5084-26-0x0000000001410000-0x0000000001412000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5084-29-0x0000000001410000-0x0000000001412000-memory.dmp

                                  Filesize

                                  8KB