Analysis

  • max time kernel
    119s
  • 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
    19-12-2024 23:40

General

  • Target

    9af3a7ecb32e7e06c7e5faab827284e36581fb647d678d1154769e300432f0a8N.exe

  • Size

    65KB

  • MD5

    6d4410846a889f2aaa5b94519d47fdf0

  • SHA1

    f7b04d775934bf1161929f18f0573d9d997719cf

  • SHA256

    9af3a7ecb32e7e06c7e5faab827284e36581fb647d678d1154769e300432f0a8

  • SHA512

    dc444dbe5f19d03f855f600682d3171ab61c706d2d131740187f2906f95968dddc5508bb274c7a5f5674cda8fad83b68e5293af4a18cb9fae912de1c4538a4c3

  • SSDEEP

    1536:I5ww9IbIaZ7ddEdfsR9XGC+N0raO1vU1fvXRZEadHHpWFUZsRgcWDG3mFZ:I5P9ZaFEdcGHN0amaYadnOSvGWZ

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 41 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:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:332
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3092
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3132
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3172
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3472
                  • C:\Users\Admin\AppData\Local\Temp\9af3a7ecb32e7e06c7e5faab827284e36581fb647d678d1154769e300432f0a8N.exe
                    "C:\Users\Admin\AppData\Local\Temp\9af3a7ecb32e7e06c7e5faab827284e36581fb647d678d1154769e300432f0a8N.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:3780
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3592
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3772
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3868
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3964
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4048
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4140
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4504
                              • 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:2960
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1484
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:312

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • F:\gnnkar.pif

                                      Filesize

                                      97KB

                                      MD5

                                      ec6eb012c5ccb69b65a343c794d77f71

                                      SHA1

                                      58071cf1b91c3235d1968f5431f36152990c10be

                                      SHA256

                                      ca57fc1a051db7cdab859aff8ac9442b403afd7c2a0907e45b194d6bfb3f2e65

                                      SHA512

                                      77f3f22dc5889c82f1aac6ab1517176336b837cc0af2e0d7b9c7d1c1d27102e16ec1cc4c18cfb244aada347900829e180dba1e99db8462dd2a07d3e13508029b

                                    • memory/3780-33-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-71-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-6-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-16-0x0000000001AC0000-0x0000000001AC2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3780-17-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-21-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-19-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-8-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-20-0x0000000001AC0000-0x0000000001AC2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3780-18-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-10-0x0000000003C80000-0x0000000003C81000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3780-9-0x0000000001AC0000-0x0000000001AC2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3780-5-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-3-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-32-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-23-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-24-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-26-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-25-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-28-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-29-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-31-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-22-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-7-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-52-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-36-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-37-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-41-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-42-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-48-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-50-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-51-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-35-0x0000000001AC0000-0x0000000001AC2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3780-54-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-55-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-59-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-60-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-63-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-65-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-66-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-68-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-69-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3780-74-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-77-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-78-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-4-0x0000000000770000-0x000000000182A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3780-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB