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Analysis

  • max time kernel
    125s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2024, 03:10

General

  • Target

    6332a9fe8d5a2b2efd3e6941a38acdea96bdf0bbea98489348bb15c294f3757e.exe

  • Size

    1.5MB

  • MD5

    d51c05098123b6a339732b22a132eafd

  • SHA1

    b3be12feb000889d679ecf9b3204b475b3952be7

  • SHA256

    6332a9fe8d5a2b2efd3e6941a38acdea96bdf0bbea98489348bb15c294f3757e

  • SHA512

    99712abbe930f9d52fe01df6690b16bb8b0b458dd547369ef1e52270bf770ebde4b2fce5a57c98b1dbad380d6b9213a8adad0ba4ccb891337a7a4ac462579365

  • SSDEEP

    24576:rtRknPcg8xjdu9Hi0KqTlUGlUqImTpA6JV8mi0pd0eNX7O7y17yFwjNudT:rtd3YpBTGMPpHbpd0eNXS7y17yEudT

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 20 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops autorun.inf file 1 TTPs 2 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • UPX packed file 38 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
  • 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.

  • Suspicious behavior: EnumeratesProcesses 28 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2928
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3032
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2172
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3464
                  • C:\Users\Admin\AppData\Local\Temp\6332a9fe8d5a2b2efd3e6941a38acdea96bdf0bbea98489348bb15c294f3757e.exe
                    "C:\Users\Admin\AppData\Local\Temp\6332a9fe8d5a2b2efd3e6941a38acdea96bdf0bbea98489348bb15c294f3757e.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Writes to the Master Boot Record (MBR)
                    • Drops autorun.inf file
                    • Drops file in System32 directory
                    • 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:3632
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3604
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3780
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3876
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3944
                        • 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:4104
                            • 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:2540
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5020
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2696

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • F:\dgwxhr.pif

                                    Filesize

                                    97KB

                                    MD5

                                    afd0623c5cfebd7e75377e78d35fbf5c

                                    SHA1

                                    e71d51e4de8eb87c6c4531392f5d97fe0928de03

                                    SHA256

                                    71dd54ae3ee47b94bd3e95e52c4c148076c735c1c2b0b67fcf984d7a569d99ea

                                    SHA512

                                    ae1e6fed319647aeb6fb5858be352bb3657b23d83beda6c65b93a5c63d62171919281431c2c7422b61e8fcbd207400febde4c0e944a5f703465cb41fa528d93e

                                  • memory/3632-32-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-24-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-19-0x00000000023D0000-0x00000000023D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3632-8-0x00000000023D0000-0x00000000023D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3632-5-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-3-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-9-0x00000000023E0000-0x00000000023E1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3632-15-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-7-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-23-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-16-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-22-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-18-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-37-0x00000000023D0000-0x00000000023D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3632-25-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-35-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-26-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-27-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-28-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-30-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-31-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-0-0x0000000000400000-0x000000000058C000-memory.dmp

                                    Filesize

                                    1.5MB

                                  • memory/3632-4-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-34-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-17-0x00000000023D0000-0x00000000023D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3632-38-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-40-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-42-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-45-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-47-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-49-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-51-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-58-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-60-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-62-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-64-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-66-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-68-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-70-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-72-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-74-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-76-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-80-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-6-0x00000000025C0000-0x000000000367A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3632-89-0x0000000000400000-0x000000000058C000-memory.dmp

                                    Filesize

                                    1.5MB