Analysis

  • max time kernel
    93s
  • max time network
    94s
  • 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 08:37

General

  • Target

    6c350a2d779674ae89d0a6d9250f7b14f9f37bb771655e5c1942cb9a09760c5dN.dll

  • Size

    120KB

  • MD5

    fd19502d369b1ed3e824e85546ff44b0

  • SHA1

    639424d13031a9d8ac65a479296656d29ccb591c

  • SHA256

    6c350a2d779674ae89d0a6d9250f7b14f9f37bb771655e5c1942cb9a09760c5d

  • SHA512

    9fa41f0d836c063eb4fad77d9f96125612fb28e3f9ae93123e60b779295315256349388e30c72e9b8e8f236665ec2408b9e40c121679f18f0cd69b886377bc9d

  • SSDEEP

    3072:jMlZKpwaVE+WXdkiCKPyfbUoLvhKndrl29o:jcZKpJE+U4289LvhKdrl2S

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 16 IoCs

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

  • UPX packed file 34 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 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:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2704
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2760
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3040
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3376
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6c350a2d779674ae89d0a6d9250f7b14f9f37bb771655e5c1942cb9a09760c5dN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4284
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6c350a2d779674ae89d0a6d9250f7b14f9f37bb771655e5c1942cb9a09760c5dN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2300
                      • C:\Users\Admin\AppData\Local\Temp\e578c71.exe
                        C:\Users\Admin\AppData\Local\Temp\e578c71.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:1664
                      • C:\Users\Admin\AppData\Local\Temp\e578e75.exe
                        C:\Users\Admin\AppData\Local\Temp\e578e75.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2944
                      • C:\Users\Admin\AppData\Local\Temp\e57a7e8.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a7e8.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:464
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3524
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3732
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3816
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3884
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3968
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4092
                            • 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:1780
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4040
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4840

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e578c71.exe

                                    Filesize

                                    97KB

                                    MD5

                                    0af725743058dfebf91a5537de17e5aa

                                    SHA1

                                    a02f34bbd378d5233585b532d2caf174dd14ced6

                                    SHA256

                                    7a46e47ca6c8afe55e0515512622cebd8463553f4f4b2418eac873ad2da16f93

                                    SHA512

                                    0cac19956fb0c92f122dfe627bd0f494a0803419b8e1076dd619a1034dfc6453c0a2105503ba37552f31554efae3d659dda82a61c79bd74638de715b859155e7

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    398c6c211b32de45a6df05ffd0ca004c

                                    SHA1

                                    5c08018b785d348e6cff87bd785a9273d13a30c9

                                    SHA256

                                    fe31cd8481bfab6b9aebec4446c6c02e50ecffe3cb32e0f72dae546a8515b34d

                                    SHA512

                                    a079ce9e0ca71a149364d20441ba14174f1dc15ce17bf59c6018e2699fbdd04398fea81c8ad9fee5256576b50afeb9a9f5f6c903681b9f7693da34d40b96462a

                                  • memory/464-52-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/464-157-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/464-156-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/464-125-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/464-87-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/464-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/464-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/464-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1664-77-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-82-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-21-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1664-9-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-10-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-11-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-13-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-8-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-15-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-22-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-36-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-37-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-38-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-39-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-40-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-42-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-43-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-32-0x00000000007F0000-0x00000000007F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1664-51-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-55-0x00000000007F0000-0x00000000007F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1664-56-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-57-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-20-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-108-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1664-89-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-93-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-30-0x00000000007F0000-0x00000000007F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1664-26-0x0000000000800000-0x0000000000801000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1664-67-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-69-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-73-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-74-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-75-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-76-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-96-0x00000000007F0000-0x00000000007F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1664-79-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-14-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1664-84-0x0000000000910000-0x00000000019CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2300-31-0x0000000000810000-0x0000000000812000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2300-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2300-23-0x0000000000810000-0x0000000000812000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2300-24-0x00000000036E0000-0x00000000036E1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2300-27-0x0000000000810000-0x0000000000812000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2944-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2944-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2944-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2944-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2944-60-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2944-129-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB