Windows 7 deprecation

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

Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/10/2022, 02:58

General

  • Target

    412c43b4f826b1a506f64e96b49e98caffc35fafa6a10592b03299c261933d84.exe

  • Size

    403KB

  • MD5

    8152e41cb3df06852ae3ff5b0056f4d0

  • SHA1

    21c9ea8768cfa922988de5fe6dbc88fbee64ec1b

  • SHA256

    412c43b4f826b1a506f64e96b49e98caffc35fafa6a10592b03299c261933d84

  • SHA512

    94fae3373dfb5bbe8e499a1b651a2566cdd37d09b013c61f43f6aee0042a30eb8e36f6e154484cf7105a13ba8bc12b0ab9cd2fd7067f190364e8596636deb2df

  • SSDEEP

    6144:j2EGyyn8t8qgCJsHIrELgoNPrpO7LIyPLldmbvuXMjR1y9lZpylPnRJHWV:jYqgNHIrEkoNk7L6zSZpkPno

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

http://klkjwre77638dfqwieuoi888.info/

Signatures

  • Modifies firewall policy service 2 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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • UPX packed file 2 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 63 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:312
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:3424
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:1492
          • C:\Windows\system32\backgroundTaskHost.exe
            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
            1⤵
              PID:4560
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:4596
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:3692
                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                  1⤵
                    PID:3516
                  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                    1⤵
                      PID:3356
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3264
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                        1⤵
                          PID:2840
                        • C:\Windows\Explorer.EXE
                          C:\Windows\Explorer.EXE
                          1⤵
                            PID:2984
                            • C:\Users\Admin\AppData\Local\Temp\412c43b4f826b1a506f64e96b49e98caffc35fafa6a10592b03299c261933d84.exe
                              "C:\Users\Admin\AppData\Local\Temp\412c43b4f826b1a506f64e96b49e98caffc35fafa6a10592b03299c261933d84.exe"
                              2⤵
                              • Modifies firewall policy service
                              • UAC bypass
                              • Windows security bypass
                              • Disables RegEdit via registry modification
                              • Checks computer location settings
                              • Windows security modification
                              • Checks whether UAC is enabled
                              • Drops file in Windows directory
                              • Suspicious behavior: EnumeratesProcesses
                              • Suspicious use of AdjustPrivilegeToken
                              • Suspicious use of WriteProcessMemory
                              • System policy modification
                              PID:2880
                              • C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe
                                "C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe"
                                3⤵
                                • Drops file in Program Files directory
                                • Suspicious use of SetWindowsHookEx
                                • Suspicious use of WriteProcessMemory
                                PID:2308
                                • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe
                                  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"
                                  4⤵
                                    PID:2100
                            • C:\Windows\system32\taskhostw.exe
                              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                              1⤵
                                PID:2448
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                1⤵
                                  PID:2336
                                • C:\Windows\system32\sihost.exe
                                  sihost.exe
                                  1⤵
                                    PID:2320
                                  • C:\Windows\system32\fontdrvhost.exe
                                    "fontdrvhost.exe"
                                    1⤵
                                      PID:792

                                    Network

                                    MITRE ATT&CK Enterprise v6

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\AdobeARM.log

                                      Filesize

                                      358B

                                      MD5

                                      b1a863be203a9c728412b7419f967098

                                      SHA1

                                      fd463f98a090f675f5b8d293d71688aad2d87aa0

                                      SHA256

                                      f6b4f1003f691257e1a7a71c860eb82ef4d4f8dec5c888d801352d309b501b05

                                      SHA512

                                      3252253df5a592b4531ec59f2701aa9a6370589e9755548f795c3afbf6d3537c8b1358f7459fa6319134f8a51c2efd46d82e3b921571642490f236cad44e7a62

                                    • memory/2880-132-0x0000000002820000-0x00000000038AE000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/2880-133-0x0000000000F10000-0x0000000000F7B000-memory.dmp

                                      Filesize

                                      428KB

                                    • memory/2880-135-0x0000000000F10000-0x0000000000F7B000-memory.dmp

                                      Filesize

                                      428KB

                                    • memory/2880-137-0x0000000002820000-0x00000000038AE000-memory.dmp

                                      Filesize

                                      16.6MB