Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    122s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/09/2024, 17:51

General

  • Target

    4620110c6fa76312da5a318307ce575fedad06905e92d8c73d82eff36b1aa573N.exe

  • Size

    418KB

  • MD5

    7d1925b1756e40c8dfc7fb12d6a45a80

  • SHA1

    bc6475b8fca78dbdbf6aacad15a48628e4834b2b

  • SHA256

    4620110c6fa76312da5a318307ce575fedad06905e92d8c73d82eff36b1aa573

  • SHA512

    a8a558c8ca75f0db837013fd8c132a851a6e8b9214fbe1631263290019c937389936e6ddb17b10f4290736ea51af685333c3da99bba1eb1ed77b26dfbdeb1f78

  • SSDEEP

    6144:sz8wzPQpp00RQH2Td03QelhcBxKdA9EMgCCZnljS/SmMyrlC03gy8:sm02rB03QeUBxKKkCCZnljS/SmM2d8

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.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 3 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.

  • Installs/modifies Browser Helper Object 2 TTPs 6 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops autorun.inf file 1 TTPs 2 IoCs

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

  • Drops file in System32 directory 8 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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies registry class 44 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 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:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2556
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2580
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2780
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3464
                  • C:\Users\Admin\AppData\Local\Temp\4620110c6fa76312da5a318307ce575fedad06905e92d8c73d82eff36b1aa573N.exe
                    "C:\Users\Admin\AppData\Local\Temp\4620110c6fa76312da5a318307ce575fedad06905e92d8c73d82eff36b1aa573N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Loads dropped DLL
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Installs/modifies Browser Helper Object
                    • 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
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:2960
                    • C:\Windows\system32\regsvr32.exe
                      "C:\Windows\system32\regsvr32.exe" /s /u "C:\Windows\system32\TBHelper.dll"
                      3⤵
                        PID:2508
                      • C:\Windows\system32\regsvr32.exe
                        "C:\Windows\system32\regsvr32.exe" /s "C:\Windows\system32\TBHelper.dll"
                        3⤵
                        • Loads dropped DLL
                        • Installs/modifies Browser Helper Object
                        • Modifies registry class
                        PID:808
                      • C:\Windows\SysWOW64\ShellU.exe
                        "C:\Windows\system32\ShellU.exe"
                        3⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        PID:4416
                        • C:\Windows\SysWOW64\ShellU.exe
                          C:\Windows\SysWOW64\ShellU.exe
                          4⤵
                          • Checks computer location settings
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of WriteProcessMemory
                          PID:4004
                          • C:\Windows\SysWOW64\ShellU.exe
                            "C:\Windows\SysWOW64\ShellU.exe"
                            5⤵
                            • Executes dropped EXE
                            • Suspicious behavior: EnumeratesProcesses
                            PID:2972
                        • C:\Windows\SysWOW64\ShellU.exe
                          C:\Windows\SysWOW64\ShellU.exe
                          4⤵
                          • Checks computer location settings
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of WriteProcessMemory
                          PID:3668
                          • C:\Windows\SysWOW64\ShellU.exe
                            "C:\Windows\SysWOW64\ShellU.exe"
                            5⤵
                            • Executes dropped EXE
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4100
                  • 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:3816
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:3916
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:3980
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:4072
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:3264
                              • 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:672
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:2144

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\nstB6AF.tmp\System.dll

                                    Filesize

                                    11KB

                                    MD5

                                    fcecbb81e319b0543d333648de1df583

                                    SHA1

                                    1f45ac86d969f444795d47f3c9a6eaab34746fc2

                                    SHA256

                                    52d241cd84a88f5ade748811777295a64cc39f99d062199e6e63a062451c74f5

                                    SHA512

                                    0cb5bf376de7740f3932f7601893318937fd8e5c0159eb1dc7face177728f12973b86de5cee73840e4e6614f61b6666ef5f5c940669a23619f8ca619013d3ce8

                                  • C:\Windows\SysWOW64\ShellU.exe

                                    Filesize

                                    36KB

                                    MD5

                                    8b9778d3c1cddc895d2ed4b02737cb4b

                                    SHA1

                                    689706c64b1c39268baa28581f99381caf918c79

                                    SHA256

                                    c5a359ba43fe6ac439b58d94c7eccb05c47a6dcd3a399f53e0b4cd1cfc27a3d2

                                    SHA512

                                    e19f6e67e7f951be9c06c13ab0d8794271edd22e5f8deefc4e969b9e9bd54382fc50219872106814e815120b1807ec05221b4502330ac6401781acc9039bed02

                                  • C:\Windows\SysWOW64\TBHelper.dll

                                    Filesize

                                    249KB

                                    MD5

                                    b10b9ca0f231bccf358a8055754ac92a

                                    SHA1

                                    aeba1f17aa4f46e2be3dee27bce6e3f992b7652d

                                    SHA256

                                    508fc9bb10b4363fe8d1d3ae53e446c8cd458b443f1868a59e3617c76d768e52

                                    SHA512

                                    402ee623d7c09b16f720c705a949108b67e4f5165bf8ec33f8acc96a95b42d5cf1926b610535e86b91c9ae0b8b6a4c8abb741e881395e542bfa0399d9bc29874

                                  • C:\Windows\System32\TBHelper.dll

                                    Filesize

                                    297KB

                                    MD5

                                    344cdaeb8fa48731e9b2acb6d13c7f1b

                                    SHA1

                                    37a811539850ce0af346f24215d3173b7d508c7f

                                    SHA256

                                    09c03696aed8d632892d2ea89f7e310a9301300e58875a57f274ba09874d067d

                                    SHA512

                                    529dac91bdf62e24ee5c351317a91d5d47266cede97736c9b39763e83de542287d8b474b1b2bdc9d1f311f128fcdc8e3d20834f51183821e7a39be0a6e2cfad6

                                  • F:\shje.exe

                                    Filesize

                                    97KB

                                    MD5

                                    1e58688841fe7c77faac5490fca147ce

                                    SHA1

                                    1cb7de5d83c7adece986d98d5be15aaa5dcc60e6

                                    SHA256

                                    04858a95e7b4f5cd8cbaeffe0f901b6b698358d080790c399ea952e0971c90da

                                    SHA512

                                    15da03c02513363f4464f994605014957a3e07baa277edaeb2b21f574297cb1af43e4e7bc7dbab8377734f633bacc7fc2e9540579caf20141b3b41a1e602645c

                                  • memory/2960-54-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-13-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-19-0x0000000000810000-0x0000000000812000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2960-15-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-21-0x0000000000810000-0x0000000000812000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2960-7-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-5-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-3-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-6-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-59-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-58-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-16-0x0000000000810000-0x0000000000812000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2960-4-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-14-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-20-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-45-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-46-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-49-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-50-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-51-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-53-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-0-0x0000000000400000-0x0000000000520000-memory.dmp

                                    Filesize

                                    1.1MB

                                  • memory/2960-17-0x0000000000820000-0x0000000000821000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2960-55-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-18-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-118-0x0000000000400000-0x0000000000520000-memory.dmp

                                    Filesize

                                    1.1MB

                                  • memory/2960-1-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-103-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-102-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-67-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-69-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-72-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-74-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-75-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-76-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-78-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-79-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-82-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-83-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-86-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-87-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-95-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-98-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2960-100-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4100-65-0x00000000008D0000-0x00000000008D1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4100-66-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4416-62-0x00000000013D0000-0x00000000013D1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4416-63-0x0000000000FF0000-0x0000000000FF2000-memory.dmp

                                    Filesize

                                    8KB