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Analysis

  • max time kernel
    103s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2022, 23:31

General

  • Target

    9b0d6220d050a77d5a7d3ffe4bb3debb4316655d3abdb201b85a05b2b9b1448e.exe

  • Size

    377KB

  • MD5

    6a2d6800f5e5a3abef3d0210e2ba1230

  • SHA1

    08a25c4f256417c8c2dce1cb43c70563d4560cf8

  • SHA256

    9b0d6220d050a77d5a7d3ffe4bb3debb4316655d3abdb201b85a05b2b9b1448e

  • SHA512

    bce24507e9a6a5475eeb17b848f55996edbf35ac44e8c4ec7c55aa209567775263b88300e99add5277535e33e5b4b5dc2066ec8cac87ea6dada0b8a4d2f969ac

  • SSDEEP

    6144:+VlBRLzNboP+L8JL/Tts4r7yNE3/gYpMWWQCNPdSuuTv/KOsjHRysw2+:+V7RLpoWL89/TqKYFWyOWzw2+

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/

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
  • UPX packed file 3 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 62 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\System32\RuntimeBroker.exe
      C:\Windows\System32\RuntimeBroker.exe -Embedding
      1⤵
        PID:3408
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:4716
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:3648
          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
            1⤵
              PID:3496
            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
              1⤵
                PID:3328
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                1⤵
                  PID:3236
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:2632
                  • C:\Windows\Explorer.EXE
                    C:\Windows\Explorer.EXE
                    1⤵
                      PID:3068
                      • C:\Users\Admin\AppData\Local\Temp\9b0d6220d050a77d5a7d3ffe4bb3debb4316655d3abdb201b85a05b2b9b1448e.exe
                        "C:\Users\Admin\AppData\Local\Temp\9b0d6220d050a77d5a7d3ffe4bb3debb4316655d3abdb201b85a05b2b9b1448e.exe"
                        2⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of SetWindowsHookEx
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4540
                    • C:\Windows\system32\taskhostw.exe
                      taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                      1⤵
                        PID:2396
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                        1⤵
                          PID:2340
                        • C:\Windows\system32\sihost.exe
                          sihost.exe
                          1⤵
                            PID:2312
                          • C:\Windows\system32\dwm.exe
                            "dwm.exe"
                            1⤵
                              PID:1020
                            • C:\Windows\system32\fontdrvhost.exe
                              "fontdrvhost.exe"
                              1⤵
                                PID:784

                              Network

                              MITRE ATT&CK Enterprise v6

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • memory/4540-135-0x0000000000400000-0x000000000045F000-memory.dmp

                                Filesize

                                380KB

                              • memory/4540-136-0x0000000002400000-0x000000000348E000-memory.dmp

                                Filesize

                                16.6MB

                              • memory/4540-137-0x0000000002400000-0x000000000348E000-memory.dmp

                                Filesize

                                16.6MB

                              • memory/4540-138-0x0000000000400000-0x000000000045F000-memory.dmp

                                Filesize

                                380KB

                              • memory/4540-139-0x0000000002400000-0x000000000348E000-memory.dmp

                                Filesize

                                16.6MB