Analysis

  • max time kernel
    33s
  • max time network
    93s
  • 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 20:09

General

  • Target

    e8311a96ff133228f046f24e32d9e34f9712fa5d8d06fa7a820e044f21ddb37a.dll

  • Size

    120KB

  • MD5

    8a5abb8fa71c6700510f6e128504977a

  • SHA1

    60dc2c03116c64c498cded1c4516602381e50c1a

  • SHA256

    e8311a96ff133228f046f24e32d9e34f9712fa5d8d06fa7a820e044f21ddb37a

  • SHA512

    0ecf4afbfbe119540254ea3e2abea467ec6b7737c15c52473e15a53098676f0cfc4930867f05ab23e3fad62fcd37d8a6b5455aff7750f7741d5a5d40d4915620

  • SSDEEP

    1536:u49NCEapfeZnWSkBUGJ32Wlr+EchS7ibXMfmleUcN+sE57mn+3gQuOWSgG0CCEQm:V9c9qFk3p2W1ZcJbeQeUi+H2q/WSgJET

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 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 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2652
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2664
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2852
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3392
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8311a96ff133228f046f24e32d9e34f9712fa5d8d06fa7a820e044f21ddb37a.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4376
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8311a96ff133228f046f24e32d9e34f9712fa5d8d06fa7a820e044f21ddb37a.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:772
                      • C:\Users\Admin\AppData\Local\Temp\e57708c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57708c.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:880
                      • C:\Users\Admin\AppData\Local\Temp\e577261.exe
                        C:\Users\Admin\AppData\Local\Temp\e577261.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4608
                      • C:\Users\Admin\AppData\Local\Temp\e57a50a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a50a.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:1976
                      • C:\Users\Admin\AppData\Local\Temp\e57a519.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a519.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3472
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3604
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3788
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3884
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3952
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4028
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4132
                            • 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:1584
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1088

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57708c.exe

                                  Filesize

                                  97KB

                                  MD5

                                  4e27a8b8630dc3d99175032dba881e24

                                  SHA1

                                  aacd738c7b7547715b24535fc9736350fbfd0377

                                  SHA256

                                  72250f50036ccb093271779db58214643984f8b4b19c55d2148f0c75904751e7

                                  SHA512

                                  ea648c5442de4fcb9fce20858b2dfdda667e02ef626439a07b4fd63caa3d7e98618b79dd73b848138a95257f2221c08f666815708b2e5aa84a1e7b9c0f07d40e

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  f987c24f08fcb2b942f1538fb4aac68e

                                  SHA1

                                  6c2ae31581e1e49bf4df5cf7aa79d20d42463cca

                                  SHA256

                                  6380431c7f913431e3d1dc36f1937e708eb28bd5cb411d24058551e04d7417e5

                                  SHA512

                                  5850b4ace2d3124ddbfb1d6be7863c2d054d71c0f6b6ec86ae3fa343c52883919eb63836c88c95ba1e6c5af7d15c6d84ffd8157faf3aba0211b51793b9d23eff

                                • memory/772-27-0x0000000000D30000-0x0000000000D32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/772-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/772-21-0x0000000000D30000-0x0000000000D32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/772-22-0x0000000000E70000-0x0000000000E71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/772-28-0x0000000000D30000-0x0000000000D32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/880-38-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-76-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-20-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-32-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/880-34-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-31-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-29-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/880-11-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-10-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-6-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-18-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-24-0x00000000040F0000-0x00000000040F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/880-12-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-8-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-36-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-35-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-37-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-9-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-39-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/880-96-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/880-80-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-46-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-58-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-59-0x0000000003520000-0x0000000003522000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/880-60-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-61-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-69-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-70-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-72-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/880-19-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1976-105-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1976-116-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1976-160-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1976-161-0x0000000000770000-0x000000000182A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3472-159-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4608-75-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4608-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4608-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4608-100-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4608-42-0x0000000000570000-0x0000000000571000-memory.dmp

                                  Filesize

                                  4KB