Analysis

  • max time kernel
    93s
  • max time network
    94s
  • 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 09:04

General

  • Target

    7b717abb437089f985e2e11382f860e36dd51cca77603eded5301df17f4cf860.dll

  • Size

    120KB

  • MD5

    c519232155d718ca066c822a7c14e109

  • SHA1

    48d186d508a53fe199d85e1e7d226615cae2c752

  • SHA256

    7b717abb437089f985e2e11382f860e36dd51cca77603eded5301df17f4cf860

  • SHA512

    e9b437651914db95bd310deab86ad9464101085102b5230ed0d67e8e115f9af38c884c4ef807a34fbb541f591e8f1ef44a32041758ebcf0f8108e4f81c32545f

  • SSDEEP

    3072:nN1OWDIoQhKmIBENMpu4bYgDTuxD3nbsT:nN1O6IowIBEMu4bqxzgT

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 9 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 9 IoCs

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

  • UPX packed file 29 IoCs

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

  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 3 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:1012
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2700
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2820
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2888
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3476
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b717abb437089f985e2e11382f860e36dd51cca77603eded5301df17f4cf860.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1652
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b717abb437089f985e2e11382f860e36dd51cca77603eded5301df17f4cf860.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2300
                      • C:\Users\Admin\AppData\Local\Temp\e579d88.exe
                        C:\Users\Admin\AppData\Local\Temp\e579d88.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 Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:3804
                      • C:\Users\Admin\AppData\Local\Temp\e579e92.exe
                        C:\Users\Admin\AppData\Local\Temp\e579e92.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
                        • System policy modification
                        PID:3640
                      • C:\Users\Admin\AppData\Local\Temp\e57be7d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57be7d.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:5080
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3616
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3796
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3896
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3972
                        • 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:3496
                            • 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:5000
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1172
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:904

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e579d88.exe

                                    Filesize

                                    97KB

                                    MD5

                                    1fe6721ba1a56445eb69a3020d5d3737

                                    SHA1

                                    1497bd84fd3a1847831dea31c7f49570bcc199b6

                                    SHA256

                                    15d70dd3e72d4b26b6929480dc8aa81ca293a2f9151bfadeb0d4a35f9738e798

                                    SHA512

                                    07e654694609e1a6561fd32d203a252230263735cb9482855bbe0063a1a3dc2834b6793c7d161bda0c4016e4efb1cab0180bc03a6bd1248842cb48a6bc48004d

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    5bc496b30db4c6e7f0ef792fa355f955

                                    SHA1

                                    c71e0c06192b20b22b1036d508edf15476dbdde3

                                    SHA256

                                    c1f4a928fbde838489ced002788cdcaedd582333511ae384664eefaa1394acf7

                                    SHA512

                                    d4f2ecdeb7b027f2b3da8985e44865be13762b42e1294fb7b35d195364a290118e7e50e7dc92f02bd6600373e2a51778e3ea4f9ad261156198b019c01f24d85a

                                  • memory/2300-17-0x0000000002D50000-0x0000000002D52000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2300-11-0x0000000002D50000-0x0000000002D52000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2300-12-0x0000000002DE0000-0x0000000002DE1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2300-22-0x0000000002D50000-0x0000000002D52000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2300-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2300-43-0x0000000002D50000-0x0000000002D52000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3640-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3640-105-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3640-104-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3640-99-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3640-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3640-53-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3640-50-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3804-47-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-57-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-14-0x0000000003BF0000-0x0000000003BF1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3804-8-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-32-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-36-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-35-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3804-23-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3804-16-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-46-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-26-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-25-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-15-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-21-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-19-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3804-59-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3804-60-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-61-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-62-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-64-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-67-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-68-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-70-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-72-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-74-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3804-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5080-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5080-52-0x0000000000870000-0x0000000000871000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5080-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5080-42-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5080-110-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5080-117-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5080-118-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB