Analysis

  • max time kernel
    98s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 04:01

General

  • Target

    701e3194584d15675642dcac81bdb22c82c4d57d97534b1df24842f270cd3e0eN.dll

  • Size

    120KB

  • MD5

    dd37af411eb28cbab24f761e75299df0

  • SHA1

    92c9eca0f19a9f383e91418d8ab659fe759def9f

  • SHA256

    701e3194584d15675642dcac81bdb22c82c4d57d97534b1df24842f270cd3e0e

  • SHA512

    410f5afe7bb1207095d69d53255696c3c61aa59427cdaca716de99842f3d551aec1de121290a8febe2d755972911b64763c760c574ea11a880e21b3d64f3e8fe

  • SSDEEP

    1536:uwx9OwQmXUI7vsLOrJlCmnyQ15HKKBC+n2JDjF+w4zY9fmvkpYqARKQxvWLaYcZZ:xmWXUS19VKxJZ+w4zYwvkf6xxvTYO93

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 4 IoCs

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

  • UPX packed file 32 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:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2996
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3060
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3168
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3548
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\701e3194584d15675642dcac81bdb22c82c4d57d97534b1df24842f270cd3e0eN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:216
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\701e3194584d15675642dcac81bdb22c82c4d57d97534b1df24842f270cd3e0eN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3304
                      • C:\Users\Admin\AppData\Local\Temp\e57c94b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c94b.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:3932
                      • C:\Users\Admin\AppData\Local\Temp\e57cbdb.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cbdb.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3748
                      • C:\Users\Admin\AppData\Local\Temp\e580a0d.exe
                        C:\Users\Admin\AppData\Local\Temp\e580a0d.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:2844
                      • C:\Users\Admin\AppData\Local\Temp\e580a5b.exe
                        C:\Users\Admin\AppData\Local\Temp\e580a5b.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4912
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3676
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3880
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3968
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4036
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1112
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4180
                            • 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:2600
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4464

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57c94b.exe

                                  Filesize

                                  97KB

                                  MD5

                                  9fec485583baadc957d7852ac4548870

                                  SHA1

                                  a5eb27d64cbb256f66eb0ffb7bd23702b4552f96

                                  SHA256

                                  04c12761c574da774b26e9d8961c4eaa8cf3dc7eb372c9cf5cfeaa7e809bafdd

                                  SHA512

                                  6437afa625111475afa10680bac77cf89bbc190cf0f16964ab4f70f2fd90cf07c03d85f955c1268721b7cee8ef485a81ac2ea763ff52c023c1fde9d6e436e33e

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  ce961461198c303be52c71f5d61a78f8

                                  SHA1

                                  152925b535f9edd3a635e95e15e205f6750d1cd4

                                  SHA256

                                  9dbf450d0f0e59205c158542baee1843abd7595e3e16615c7ccd02fc70984d81

                                  SHA512

                                  7e08235f58203db91c061546d848b4bbf09843a4d115abba96d95628593e1ffc584266630bdcf9ba53376fc559315033d7fe23cfd06883d5eade3b4999f942a2

                                • memory/2844-94-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-102-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-86-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-88-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-92-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-90-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-96-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-89-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-126-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-125-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2844-91-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2844-93-0x0000000000860000-0x000000000191A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3304-20-0x0000000003F20000-0x0000000003F22000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3304-54-0x0000000003F20000-0x0000000003F22000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3304-28-0x0000000003F20000-0x0000000003F22000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3304-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3304-22-0x0000000003F20000-0x0000000003F22000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3304-21-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3748-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3748-40-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3748-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3748-85-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3748-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3932-81-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3932-37-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-41-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-43-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-38-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-46-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-33-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3932-58-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-60-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-61-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-63-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-71-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3932-35-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-19-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-30-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-25-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-36-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-29-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3932-24-0x00000000005F0000-0x00000000005F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3932-10-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-13-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-9-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-12-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-11-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-8-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-6-0x0000000000880000-0x000000000193A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3932-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4912-130-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB