Analysis

  • max time kernel
    32s
  • max time network
    95s
  • 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 11:07

General

  • Target

    e2bdb19a27be98f626353e9618ed26bae2c805d4c335ead300abd96c8a5d3a9dN.dll

  • Size

    120KB

  • MD5

    4907deebb668f07377538dccb2960540

  • SHA1

    ac527d0b305760e524173507f0b682ed7b9f4c0e

  • SHA256

    e2bdb19a27be98f626353e9618ed26bae2c805d4c335ead300abd96c8a5d3a9d

  • SHA512

    e83e0bae384b275aa065b448b58eefada55b9a3d64e0a0741bcf924badbc840e34fc82055a5964dcc641f05d660bdaa046a757f372d7e028b014af572fd6e449

  • SSDEEP

    1536:sq5Y5rq7VIbeGld1MAIio0dZuAvBEp6AGCPCi00advCaYnwKvdxscqcmV9mX78:sq5YtyVPUIQBUGliiYw0DmA

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 13 IoCs

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

  • UPX packed file 28 IoCs

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

  • 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\e2bdb19a27be98f626353e9618ed26bae2c805d4c335ead300abd96c8a5d3a9dN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:5088
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2bdb19a27be98f626353e9618ed26bae2c805d4c335ead300abd96c8a5d3a9dN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2616
                      • C:\Users\Admin\AppData\Local\Temp\e57b110.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b110.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:4876
                      • C:\Users\Admin\AppData\Local\Temp\e57b258.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b258.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:964
                      • C:\Users\Admin\AppData\Local\Temp\e57e05d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57e05d.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:2800
                • 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:2712

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e57b110.exe

                                      Filesize

                                      97KB

                                      MD5

                                      a31638ea47a3bf3fe663904296a2ea71

                                      SHA1

                                      b3493e7b0162f6ca0dccfffc83f8c6c7f5f348b1

                                      SHA256

                                      83cea487750d35f032927866c9a9af907107b40b396288271db992f522049284

                                      SHA512

                                      7bca7a7b5ae66ab056426261fa5ccd33cf7261282f34ad90029eb4a19c5d062336a04bc4f4e8b53cc0fc45388f796fe28a781611c16ef74d474d6f80ba9656b9

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      21b9a179f7abecdc394bd49a7c948a55

                                      SHA1

                                      6b207a69c2aed95e76387187edb31fb7f3059523

                                      SHA256

                                      f58080451225f62dfe6700ad70e12289eb4802164a5e2c282c95c4105330442d

                                      SHA512

                                      f7e915120ce31b5764c89d1cfcdc4b6477c68ef56cc5d64440c4cca72a9a18d1f31877258e8a8baf5fa45074d1ce2f5ae2c83beb30fe363b36c6831102bbabf1

                                    • memory/964-44-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/964-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/964-42-0x00000000004A0000-0x00000000004A1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/964-43-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/964-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2616-13-0x0000000000C20000-0x0000000000C21000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2616-50-0x0000000000C10000-0x0000000000C12000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2616-29-0x0000000000C10000-0x0000000000C12000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2616-24-0x0000000000C10000-0x0000000000C12000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2616-12-0x0000000000C10000-0x0000000000C12000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2616-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/2800-109-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2800-145-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2800-146-0x0000000000790000-0x000000000184A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-38-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-27-0x0000000003520000-0x0000000003522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4876-6-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-30-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-31-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-35-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-37-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-36-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-11-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-39-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-40-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-26-0x0000000003520000-0x0000000003522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4876-15-0x0000000003D30000-0x0000000003D31000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4876-23-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-46-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-22-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-54-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-55-0x0000000003520000-0x0000000003522000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4876-56-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-58-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-59-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-61-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-64-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-65-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-68-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-71-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-88-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4876-17-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-10-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-8-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-9-0x00000000007D0000-0x000000000188A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4876-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB