Analysis

  • max time kernel
    118s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 22:55

General

  • Target

    bf209786a5542dc913ae829e0d1a0ada90a7f9c62fd04d1408619e903dd97bc6.exe

  • Size

    65KB

  • MD5

    f7004de7ea986ebbedbf764094221399

  • SHA1

    e16c033cdcbfb93c58a10b5b2388a834f8dfe031

  • SHA256

    bf209786a5542dc913ae829e0d1a0ada90a7f9c62fd04d1408619e903dd97bc6

  • SHA512

    ef8d352ba244126bdfed0ece6b33d3543d87e68349a267f8c1b56982cab2981e627981bce8ee8e36b4d7575c192037c03657700e57da7674aa074398b3b5de10

  • SSDEEP

    1536:K8VlsybzNUYpup7FcMzWr41NMy5D0ycRPLuYresuCt:FVlLVp2hcMzWs1j5YyW/uCt

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 40 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • 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:2976
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:1100
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3464
                  • C:\Users\Admin\AppData\Local\Temp\bf209786a5542dc913ae829e0d1a0ada90a7f9c62fd04d1408619e903dd97bc6.exe
                    "C:\Users\Admin\AppData\Local\Temp\bf209786a5542dc913ae829e0d1a0ada90a7f9c62fd04d1408619e903dd97bc6.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:2032
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3588
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3768
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3864
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3928
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4016
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4184
                            • 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:400
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5008
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1688

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • F:\tulbc.pif

                                    Filesize

                                    97KB

                                    MD5

                                    a34fa50ca03139320f88b4633c1a3c42

                                    SHA1

                                    9b8be3ed5ea0e4d65b437011bcf091f787d7134d

                                    SHA256

                                    60ca9980c8d0d9a59285fc7ecc97365cff0adb50a615c73853982cfb16adaf6f

                                    SHA512

                                    c695db01a8705c347110832edfa76a263dc1d0eed3b87673a4863fdacf0fff851aff1121ad906970c0bc725808048cf0de4a4493cc2dd6913e9b538974082dc3

                                  • memory/2032-32-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-69-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-6-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-15-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-13-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-17-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-21-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2032-20-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2032-19-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2032-18-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2032-16-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-7-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-3-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-4-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-1-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-22-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-23-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-24-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-26-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-25-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-28-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-29-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-5-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-14-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-37-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-33-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-36-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-35-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2032-42-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-43-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-45-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-46-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-48-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-50-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-51-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-53-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-61-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-62-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-64-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-66-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-68-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2032-73-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-72-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-78-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-31-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB