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
    31-12-2024 22:38

General

  • Target

    583b48afb45054b04244ef0b97f2d979c1d6f13b44dbad6aee6d1cacb1d624da.dll

  • Size

    120KB

  • MD5

    1c78564479a646e552dedbf44511c3d8

  • SHA1

    9e0c6a5d80d53a60ad1857c97789e2b9db011b91

  • SHA256

    583b48afb45054b04244ef0b97f2d979c1d6f13b44dbad6aee6d1cacb1d624da

  • SHA512

    5bdc6c51251be25b6eb1614117828e2f321f5a0a2dc6847746443edac6c27bbc9f0eb2b025ed99706b118367e10bebd82226e5028a51ab2f164f0b1037dd41b5

  • SSDEEP

    3072:WgRZKQXThHls4DgorSFEjfN46dZ3MVNuzn:W+Km1Hls4vrDPGw

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 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 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 33 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2792
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2880
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2260
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3476
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\583b48afb45054b04244ef0b97f2d979c1d6f13b44dbad6aee6d1cacb1d624da.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2244
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\583b48afb45054b04244ef0b97f2d979c1d6f13b44dbad6aee6d1cacb1d624da.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:5108
                      • C:\Users\Admin\AppData\Local\Temp\e5789e1.exe
                        C:\Users\Admin\AppData\Local\Temp\e5789e1.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • 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:2888
                      • C:\Users\Admin\AppData\Local\Temp\e578c42.exe
                        C:\Users\Admin\AppData\Local\Temp\e578c42.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:1660
                      • C:\Users\Admin\AppData\Local\Temp\e57a539.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a539.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:216
                      • C:\Users\Admin\AppData\Local\Temp\e57a558.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a558.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4300
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3560
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3772
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3860
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3932
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4056
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4124
                            • 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:5088
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3288
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:5036

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5789e1.exe

                                    Filesize

                                    97KB

                                    MD5

                                    c369f5e0c66a0087690301a4429b815d

                                    SHA1

                                    586be1d80063e2f7f43eba120f40812fc5dfbea0

                                    SHA256

                                    fb6a975624471bee49b9be43142b9108c0bca6ea02c5d683cb73f8482b3298aa

                                    SHA512

                                    15534a51acbf6eb4bc6bc2a3e78651d8cc9ff8744f4b222a80d6ba7ad307898a772e19b7089defe160272d90a95394e41dc7e53683486a98ebcee3be2b28514f

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    256B

                                    MD5

                                    bce97f09a8bb3bb74cb6b35eb1c652ea

                                    SHA1

                                    f0d29a3a9c3fb423bcf38f8136e0fd5f403282e3

                                    SHA256

                                    1cce93d82d3168febf734f2881164ed0c65358bf73b85eb5df4c08597533af85

                                    SHA512

                                    b884fa4244e5bcf551ea4604b9105ee3e71f4b4e93de703b314d7abfa1d90591d323d250fd494f9f2fde6981dda874e4287efaf22a2e25e63fd3b4b3bf07b3a6

                                  • memory/216-88-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/216-158-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/216-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/216-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/216-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/216-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1660-150-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1660-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1660-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1660-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1660-132-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1660-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1660-151-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2888-84-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-97-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2888-24-0x0000000001C00000-0x0000000001C01000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2888-6-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-9-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-35-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-36-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-37-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-38-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-39-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-41-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-42-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-57-0x0000000001BF0000-0x0000000001BF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2888-8-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-31-0x0000000001BF0000-0x0000000001BF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2888-54-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-60-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-61-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-12-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-120-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2888-26-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-33-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-76-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-20-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-108-0x0000000001BF0000-0x0000000001BF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2888-19-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-29-0x0000000001BF0000-0x0000000001BF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2888-13-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-77-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-80-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-82-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-100-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-86-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-11-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-89-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-10-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-99-0x0000000000870000-0x000000000192A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4300-101-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4300-69-0x00000000004F0000-0x00000000004F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4300-73-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4300-74-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4300-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4300-157-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5108-30-0x00000000011A0000-0x00000000011A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5108-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/5108-21-0x00000000011A0000-0x00000000011A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5108-22-0x0000000004570000-0x0000000004571000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5108-25-0x00000000011A0000-0x00000000011A2000-memory.dmp

                                    Filesize

                                    8KB