Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 13:36

General

  • Target

    594424f2c4817ffb8e81cc15ba95f83e68f73530720b7a4ea54dfe4a0bcfaf77N.exe

  • Size

    65KB

  • MD5

    df99f3afba5643789926aa7a1be3c620

  • SHA1

    8e658898544e7a784c200f2f6574c0a84252fb3c

  • SHA256

    594424f2c4817ffb8e81cc15ba95f83e68f73530720b7a4ea54dfe4a0bcfaf77

  • SHA512

    f987ade0db20563d68a306acc5e0343bec6aac91dfcfa5e6834e5e99479aef10bbf6385460c721dd110ef68348cde8d345eef33451676c9337bb0afde466798c

  • SSDEEP

    1536:tGHZxFZWqC3cUeYqcdZ7/KZTCI7awyffau1UmNbqC9HDyoTAg2:wHZdl6eYdZrK1Nah1uC9HDy9

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 31 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 35 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:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2640
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2656
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2804
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3528
                  • C:\Users\Admin\AppData\Local\Temp\594424f2c4817ffb8e81cc15ba95f83e68f73530720b7a4ea54dfe4a0bcfaf77N.exe
                    "C:\Users\Admin\AppData\Local\Temp\594424f2c4817ffb8e81cc15ba95f83e68f73530720b7a4ea54dfe4a0bcfaf77N.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:3416
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3640
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3828
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3916
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3980
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4080
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3184
                            • 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:3748
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3612
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:2012
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:5016
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:4824

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • memory/3416-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3416-1-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-3-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-7-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-18-0x0000000000670000-0x0000000000672000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3416-19-0x0000000000670000-0x0000000000672000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3416-16-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-17-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-20-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-8-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-15-0x0000000001C00000-0x0000000001C01000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3416-14-0x0000000000670000-0x0000000000672000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3416-6-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-4-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-5-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-22-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-21-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-23-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-24-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-25-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-27-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-28-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-29-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-31-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-32-0x0000000000670000-0x0000000000672000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3416-33-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-35-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-36-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-41-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-42-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-44-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-45-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-47-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-49-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-51-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-53-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-61-0x0000000000670000-0x0000000000672000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3416-56-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3416-72-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB