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Analysis

  • max time kernel
    30s
  • max time network
    98s
  • 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, 22:19

General

  • Target

    1dfada41083d3a3f8390120c7d402636c1983e3870cff2962e08b10aab5aaadc.dll

  • Size

    120KB

  • MD5

    45aa6febc3a89e5271faf9fac8a0d591

  • SHA1

    dcafd896c71e5441c23282c89db9219917840e29

  • SHA256

    1dfada41083d3a3f8390120c7d402636c1983e3870cff2962e08b10aab5aaadc

  • SHA512

    fd6e5eef12c1e483cd69ce2e541d5cb3be0764b564b72fcac71966a88e590559107b8f7e2b83b9ebdc1ac460df86afe2143445f33911fe5102eee6dc74f76fc8

  • SSDEEP

    1536:2HNmz46IQB9nPQA6qCvFXVTLh+acQNyZYBS00hFpl5EsnSRItDioQ0jYSbRACpd:Q04JQBq1VnhIQBB0d59SRaioDjYSbqCD

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 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2684
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2732
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2980
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1dfada41083d3a3f8390120c7d402636c1983e3870cff2962e08b10aab5aaadc.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4976
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1dfada41083d3a3f8390120c7d402636c1983e3870cff2962e08b10aab5aaadc.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:5076
                      • C:\Users\Admin\AppData\Local\Temp\e5798d5.exe
                        C:\Users\Admin\AppData\Local\Temp\e5798d5.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:3532
                      • C:\Users\Admin\AppData\Local\Temp\e5799fe.exe
                        C:\Users\Admin\AppData\Local\Temp\e5799fe.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1960
                      • C:\Users\Admin\AppData\Local\Temp\e57c14c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c14c.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:2996
                • 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:3764
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3852
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3952
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4036
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4212
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2168
                              • 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:4460
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:5088

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5798d5.exe

                                    Filesize

                                    97KB

                                    MD5

                                    5e69ec71ef0e6197016c73c6ec9f3594

                                    SHA1

                                    5ed251d21228ac768911387915c55ebd0c8633b3

                                    SHA256

                                    976ce05521da2b4bdfd59f001f7e7b65cb0521a3522067b12f93bc9eb43bb30f

                                    SHA512

                                    5d033079d12dd302bb6987ecf7665bc67b30431e8545f9d2b6ee1edd104917560b965e8c633327b701baf3f5fe2aa2edff130de3dd81a4bfcaaa064f3fe593fd

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    02a65358a6f3bcfaae43f8617ca241f5

                                    SHA1

                                    fa71e1f534ea71103e6db79c92e5e018fcc0cab2

                                    SHA256

                                    c1eb90dad567d5417e842c578e5a8cb5c000a6a6d6fdf9c0f5517887c49607ec

                                    SHA512

                                    8749c7c2dae89abbf8bcaebcb0fd4b75d15a6cb9a8a69864fa03e3cdc4922dab74ea93af4262aa228fdd535807696df61df46c4e6dd27dc5b6499590681c1984

                                  • memory/1960-50-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1960-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1960-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1960-53-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1960-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1960-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2996-148-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2996-52-0x00000000001D0000-0x00000000001D1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2996-74-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2996-114-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2996-54-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2996-56-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2996-147-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3532-41-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-58-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-26-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3532-29-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3532-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-40-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-30-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3532-33-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3532-59-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-60-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3532-61-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-62-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-64-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-66-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-69-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-70-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-72-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-13-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3532-17-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5076-14-0x0000000000A60000-0x0000000000A62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5076-23-0x0000000000A60000-0x0000000000A62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5076-45-0x0000000000A60000-0x0000000000A62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5076-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/5076-28-0x0000000000A60000-0x0000000000A62000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5076-27-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

                                    Filesize

                                    4KB