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 08:24

General

  • Target

    8d7954080253cbf275b8f5a6a432c1ce533fc933b86329aeeab8c3b20d37025eN.exe

  • Size

    309KB

  • MD5

    70c64412926869cb76dc96828e9343d0

  • SHA1

    3daefd9e0a3245f9296886e37782a0d8783a58b8

  • SHA256

    8d7954080253cbf275b8f5a6a432c1ce533fc933b86329aeeab8c3b20d37025e

  • SHA512

    68414610ccd88f92dc92e948a4eb14f9e47da35b5396d05000a8366f222fe5a8e9a07543cf72c0d2db85ca00d33aa3bac7bd5ccf97f655ef2f6030062a66811a

  • SSDEEP

    6144:l/YWZdWgUY3wyzuRpw9IngBg4tNQp30m3s:l/YiWgNPJBgQNQp30t

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 1 IoCs

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

  • UPX packed file 17 IoCs

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

  • 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 2 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 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:768
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2996
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3032
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:392
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Users\Admin\AppData\Local\Temp\8d7954080253cbf275b8f5a6a432c1ce533fc933b86329aeeab8c3b20d37025eN.exe
                    "C:\Users\Admin\AppData\Local\Temp\8d7954080253cbf275b8f5a6a432c1ce533fc933b86329aeeab8c3b20d37025eN.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:4180
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c \DelUS.bat
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:2020
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3552
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3916
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4044
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3976
                            • 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:312
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3744
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3040

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\DelUS.bat

                                    Filesize

                                    1023B

                                    MD5

                                    a78b856b269373f4643c86f8e4d2a52d

                                    SHA1

                                    3df2bd42ffe934fdbb86f5c4fc0f66a5e0b3ec96

                                    SHA256

                                    bbaa8f248d759dcfa2bfda3c233d857de4e0c60d1a5b71c4f0e2561ebe918402

                                    SHA512

                                    3a3288de2a71612feb59cb15c90822124ccb1681048fde367a4d9c1e6b46ef87e097540900dff58a52c5e66dc70c96e889c0f5dc3cdc105fe4241328282796c4

                                  • memory/4180-6-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-44-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-3-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-10-0x00000000038E0000-0x00000000038E1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4180-5-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-17-0x0000000000AA0000-0x0000000000AA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4180-8-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-20-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-18-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-16-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-1-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-4-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-22-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-9-0x0000000000AA0000-0x0000000000AA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4180-7-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-21-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-23-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-24-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-25-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-27-0x0000000002360000-0x000000000341A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4180-47-0x0000000000400000-0x0000000000450000-memory.dmp

                                    Filesize

                                    320KB

                                  • memory/4180-0-0x0000000000400000-0x0000000000450000-memory.dmp

                                    Filesize

                                    320KB

                                  • memory/4180-37-0x0000000000AA0000-0x0000000000AA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4180-19-0x0000000000AA0000-0x0000000000AA2000-memory.dmp

                                    Filesize

                                    8KB