Analysis

  • max time kernel
    96s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/11/2024, 14:11

General

  • Target

    2bd4dbd512b05f460fa9769cd9a0a311d4fc5190ab52e752db6ea83bc3372fcaN.dll

  • Size

    120KB

  • MD5

    b1b0361802367ecdf0c5d362d63f9070

  • SHA1

    771c646e92c052bb3971bc023f4e7eda9844ee00

  • SHA256

    2bd4dbd512b05f460fa9769cd9a0a311d4fc5190ab52e752db6ea83bc3372fca

  • SHA512

    f608ecd2145ca65e8e8aa4458c43c48efe6a87ccbc7a134c40670d65725372114ca74681555c7ced4c31adbee92a82e8068cb368e96474838def65375c36785c

  • SSDEEP

    3072:7WKxI1b4lkZ1xADwXkAPYooFaSj97Fbp+MAvgo:7WD1b4W1yDgkAAjD57Fbpm

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 11 IoCs

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

  • UPX packed file 32 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • 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 8 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2648
          • 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:2744
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3460
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2bd4dbd512b05f460fa9769cd9a0a311d4fc5190ab52e752db6ea83bc3372fcaN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3488
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2bd4dbd512b05f460fa9769cd9a0a311d4fc5190ab52e752db6ea83bc3372fcaN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2628
                      • C:\Users\Admin\AppData\Local\Temp\e57b1cb.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b1cb.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:1512
                      • C:\Users\Admin\AppData\Local\Temp\e57b323.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b323.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:4880
                      • C:\Users\Admin\AppData\Local\Temp\e57d8cc.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d8cc.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
                        • System policy modification
                        PID:4300
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3676
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3844
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3940
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4000
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4092
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4188
                            • 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:1624
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:844
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3536
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:3212
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:2856

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e57b1cb.exe

                                        Filesize

                                        97KB

                                        MD5

                                        a48f62992f6967017971bd8eace95e8b

                                        SHA1

                                        13ca8ebbbb32d7763c69d8d038da9a00eb83e7c3

                                        SHA256

                                        40b395bd079b89d6c7a9dc3826b17264a7c355280cc4f73490741cbca219aec4

                                        SHA512

                                        c13ceb216d0a10dbfe84b78d0e1418a1b096ad52de9c90d59e2e03aef166fda073c2c735f8204923e8124fbe0b7afd9a626a749646b19998f2229e479632bb25

                                      • C:\Windows\SYSTEM.INI

                                        Filesize

                                        257B

                                        MD5

                                        075466e508f3af6e998c6a29e6b0652a

                                        SHA1

                                        1eaa543e3e12034148f577d7bfd27d33b491657c

                                        SHA256

                                        7455ba61b114445d62fc4902ebca3efeff2a33eb959e0e244007679e38905001

                                        SHA512

                                        527c4ba4a277bcd087044382d7250bc04d42ca51a536382dee1fe378d72f0a4f9d238f0a87b2525b60955f318395056ff9647a58bd34f2956b276ded3a0dfda6

                                      • memory/1512-69-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-29-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1512-11-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-13-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-8-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1512-31-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1512-20-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-105-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1512-28-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-88-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-19-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-12-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-82-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-24-0x0000000001B00000-0x0000000001B01000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/1512-81-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-79-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-36-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-32-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-38-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-39-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-40-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-42-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-76-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-75-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-68-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-67-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-65-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-64-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-59-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1512-61-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1512-62-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2628-30-0x0000000001720000-0x0000000001722000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2628-22-0x0000000002E40000-0x0000000002E41000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2628-21-0x0000000001720000-0x0000000001722000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2628-25-0x0000000001720000-0x0000000001722000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2628-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4300-55-0x00000000004A0000-0x00000000004A1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4300-56-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4300-50-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4300-164-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4300-58-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4300-84-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4880-83-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4880-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4880-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4880-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4880-117-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4880-136-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4880-135-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4880-52-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB