Analysis

  • max time kernel
    96s
  • max time network
    97s
  • 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 10:45

General

  • Target

    e4b10442192dee8356a5fa7675584a8510022f4a3d484837478eafb437a9af87.exe

  • Size

    65KB

  • MD5

    fca4dd3b07cc6530aa788add5108cddb

  • SHA1

    6e129280f31379351df608a87d639d5bea90cbcb

  • SHA256

    e4b10442192dee8356a5fa7675584a8510022f4a3d484837478eafb437a9af87

  • SHA512

    b53244219753496d53363007bde1ddfdad26e85050da08f060ae398b189184b8870bc212d89f439e3508ffe724abbf628737395a8b281bb7e4290195ce4e57dc

  • SSDEEP

    1536:jIk87pEVjpwNHuMIs3rY/h+koFGOsEzh2EHd+QrdK:jIrGVjSN3+eFGOsEpQ

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 14 IoCs

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

  • UPX packed file 30 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1012
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2632
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2644
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2732
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3424
                  • C:\Users\Admin\AppData\Local\Temp\e4b10442192dee8356a5fa7675584a8510022f4a3d484837478eafb437a9af87.exe
                    "C:\Users\Admin\AppData\Local\Temp\e4b10442192dee8356a5fa7675584a8510022f4a3d484837478eafb437a9af87.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 Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1496
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3744
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3832
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3896
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3980
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4148
                            • 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:4736
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5068
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3584

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • memory/1496-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1496-1-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-6-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-4-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-5-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-15-0x00000000040F0000-0x00000000040F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1496-19-0x0000000003A20000-0x0000000003A22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1496-16-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-13-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-7-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-17-0x0000000003A20000-0x0000000003A22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1496-14-0x0000000003A20000-0x0000000003A22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1496-3-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-21-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-20-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-22-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-18-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-23-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-25-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-24-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-27-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-28-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-29-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-31-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-32-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-34-0x0000000003A20000-0x0000000003A22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1496-35-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-37-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-39-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-42-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-44-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-46-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-47-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-55-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-56-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1496-67-0x0000000003A20000-0x0000000003A22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1496-77-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1496-59-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB