Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-12-2024 15:44

General

  • Target

    a3d625aea5723998f77c5644b8dd3e27083f000d13393c9f07b71b440bfa3827.exe

  • Size

    1.1MB

  • MD5

    d8a89d401087ea7ea06e1a56b6ab6223

  • SHA1

    6afd8e992ddceba1939fa3001f18d0e4764341ee

  • SHA256

    a3d625aea5723998f77c5644b8dd3e27083f000d13393c9f07b71b440bfa3827

  • SHA512

    3555910fce47fe5c2ef93229d456f2dc035acfad7606de36b0a93f26c9a51d2acd62bbce56fff1f90d7b3ad52cc6ad4834742f2f04e43c26b212dbbb1f63b665

  • SSDEEP

    24576:hBDyyXybefJWjY/dG1fdeqpUA73z+6W99WnDfJEkRV8KWPPfSsA/gjt:hBDFXcg8E/YzxTz+XIL9RGKQPeY5

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 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 21 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2428
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2452
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2548
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Users\Admin\AppData\Local\Temp\a3d625aea5723998f77c5644b8dd3e27083f000d13393c9f07b71b440bfa3827.exe
                    "C:\Users\Admin\AppData\Local\Temp\a3d625aea5723998f77c5644b8dd3e27083f000d13393c9f07b71b440bfa3827.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4576
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3632
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3936
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4032
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1100
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3952
                            • 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:1412
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2260

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • memory/4576-0-0x0000000000400000-0x00000000008AD000-memory.dmp

                                  Filesize

                                  4.7MB

                                • memory/4576-6-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-3-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-4-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-8-0x0000000000AB0000-0x0000000000AB2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4576-16-0x0000000000AB0000-0x0000000000AB2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4576-18-0x0000000000AB0000-0x0000000000AB2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4576-19-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-17-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-7-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-22-0x0000000004D60000-0x0000000004D61000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4576-20-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-15-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-5-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-9-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4576-21-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-23-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-24-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-25-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-27-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-26-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-29-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-30-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4576-31-0x0000000000400000-0x00000000008AD000-memory.dmp

                                  Filesize

                                  4.7MB

                                • memory/4576-50-0x0000000000400000-0x00000000008AD000-memory.dmp

                                  Filesize

                                  4.7MB

                                • memory/4576-41-0x0000000000AB0000-0x0000000000AB2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4576-35-0x00000000027D0000-0x000000000388A000-memory.dmp

                                  Filesize

                                  16.7MB