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
    17-12-2024 04:46

General

  • Target

    9a0f9300fa02939d62015513987fe2654dd459fecbd6f415cc2e560062e29ba0N.dll

  • Size

    120KB

  • MD5

    b92732863e9cacc0a465465c96aab3e0

  • SHA1

    fd52f1146f8caadfe969b5dffdefeaf5d879a9bd

  • SHA256

    9a0f9300fa02939d62015513987fe2654dd459fecbd6f415cc2e560062e29ba0

  • SHA512

    3c017e70018d8402f8253dc9ad31a59157c932b336db18e227b49ef51321b20ba35cc731534cee8af119d1c66bfe017ed92aeae19ab82452c90c5bd2dd9ec150

  • SSDEEP

    3072:SRNVJyy4a0n05O8O0k8zvyEOzRJBgfjDI9k+:SRfJx5nBk84gb

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 3 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 30 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 3 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 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:388
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:696
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3092
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3132
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3452
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9a0f9300fa02939d62015513987fe2654dd459fecbd6f415cc2e560062e29ba0N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4408
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9a0f9300fa02939d62015513987fe2654dd459fecbd6f415cc2e560062e29ba0N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1388
                      • C:\Users\Admin\AppData\Local\Temp\e57b0f1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b0f1.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:2616
                      • C:\Users\Admin\AppData\Local\Temp\e57b1eb.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b1eb.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3676
                      • C:\Users\Admin\AppData\Local\Temp\e57d513.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d513.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 WriteProcessMemory
                        • System policy modification
                        PID:4000
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3768
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3892
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3984
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4076
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3856
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:740
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2132
                                • 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:4488
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:4048

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e57b0f1.exe

                                      Filesize

                                      97KB

                                      MD5

                                      25b8a3cec2f87c711eb9c4f1d0a69f24

                                      SHA1

                                      87ad4c81e65206052ec588b4cee1c9f1285577c4

                                      SHA256

                                      ddcae2d4d1e6c0b8a821fa053f30a6ff5b165b72ebd35e9b8a8399fbc0e177e4

                                      SHA512

                                      a0b12169fab63189307b5d67dad21b6b11f6f6fa3be7b174069482260755b97db8e1e0c19cd2843b3c18e57bd5f3ea8417b54b15771b98c8cae9e4b4f8a7ca30

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      21b9a179f7abecdc394bd49a7c948a55

                                      SHA1

                                      6b207a69c2aed95e76387187edb31fb7f3059523

                                      SHA256

                                      f58080451225f62dfe6700ad70e12289eb4802164a5e2c282c95c4105330442d

                                      SHA512

                                      f7e915120ce31b5764c89d1cfcdc4b6477c68ef56cc5d64440c4cca72a9a18d1f31877258e8a8baf5fa45074d1ce2f5ae2c83beb30fe363b36c6831102bbabf1

                                    • memory/1388-18-0x0000000000FA0000-0x0000000000FA2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1388-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/1388-14-0x0000000000FA0000-0x0000000000FA2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1388-15-0x00000000037B0000-0x00000000037B1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1388-24-0x0000000000FA0000-0x0000000000FA2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2616-50-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-71-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-25-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2616-22-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-27-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-28-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-30-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2616-10-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-17-0x0000000001B00000-0x0000000001B01000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2616-8-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-21-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-12-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-13-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-35-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-36-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-37-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-38-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-39-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-41-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2616-11-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-59-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2616-79-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-96-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2616-75-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-74-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-73-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-9-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-61-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-62-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-64-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-65-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-67-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2616-69-0x00000000007E0000-0x000000000189A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3676-97-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3676-102-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3676-55-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3676-52-0x0000000000570000-0x0000000000571000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3676-57-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4000-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4000-98-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4000-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4000-54-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4000-46-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4000-114-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4000-148-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4000-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB