Analysis

  • max time kernel
    118s
  • 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
    25-12-2024 23:04

General

  • Target

    0235d48901c17719da8233958bbecf1864c397bee8265186040a79a9eb676017.exe

  • Size

    97KB

  • MD5

    f7d976c3c29463690c5a378ca64ae74d

  • SHA1

    82ba90b54715b3c705b2ba0111fb5dc57fcf081e

  • SHA256

    0235d48901c17719da8233958bbecf1864c397bee8265186040a79a9eb676017

  • SHA512

    f27781a77f8afaef6bd069a960e4d694238d684f39149392e5169c2fb6280418e0055fb67df24b4ea42dbecd29f3aa9bbaa71e638dff945f44932f460a535c3c

  • SSDEEP

    1536:yVpPFr0Q1KJeRbqLQ8FfoPIf+nS3piNXbFGOCytbPOa8NwpU50IUC:yVpPF4QcJhvfo6+nopYXbQOxKlOIh

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 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 42 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 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:3016
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3036
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2700
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Users\Admin\AppData\Local\Temp\0235d48901c17719da8233958bbecf1864c397bee8265186040a79a9eb676017.exe
                    "C:\Users\Admin\AppData\Local\Temp\0235d48901c17719da8233958bbecf1864c397bee8265186040a79a9eb676017.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:436
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3540
                  • 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:3888
                      • 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:4044
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4128
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2012
                              • 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:1564

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • F:\exui.exe

                                  Filesize

                                  97KB

                                  MD5

                                  ef8fa58d47bd3222f5f28bc68e17b5dd

                                  SHA1

                                  6ce680c173d2da6257208bdc1e7595bf7e147ae2

                                  SHA256

                                  822ab494cf2d921e50ccbad5a6f0db51d2a5ed244a61d0794727326a22fafb4f

                                  SHA512

                                  2f7a6262ae81b2067104ebe0c0d65d125553dc51f99da68e600791a89d7bc4765b33f130f525dd58348cf98d1f5c9be764b577d919b943f7ffe89bfdc8c08d44

                                • memory/436-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/436-1-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-5-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-4-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-18-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/436-17-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-10-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-8-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-19-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-20-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-21-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-9-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-7-0x00000000005B0000-0x00000000005B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/436-6-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/436-3-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-11-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/436-22-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-23-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-24-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-25-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-26-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-28-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-29-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-30-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-32-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-33-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-35-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/436-36-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-38-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-41-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-43-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-45-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-46-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-48-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-50-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-52-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-54-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-56-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-57-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-58-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-60-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-66-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-67-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-69-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-68-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-72-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-74-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-78-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/436-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB