Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 04:41

General

  • Target

    48d036ec1612ff7043329a7a2dec4dd1b001bd550d3ba784e407c313b1befefbN.dll

  • Size

    120KB

  • MD5

    b9166a2f49ef9dc3b361c2227f6701f0

  • SHA1

    f405e128b8d7344ac5516b93f9026686aa67c472

  • SHA256

    48d036ec1612ff7043329a7a2dec4dd1b001bd550d3ba784e407c313b1befefb

  • SHA512

    3b959702b84d25d530221b3cfc4214f11a7a4fc8edfb1586c406cd1f553cb2175d99a61517de2ce006032b7f6d13a2e821eaaf83751841c2f341265e528b1a43

  • SSDEEP

    3072:ay0SClTMchxP+BLGyvG9aEx082P4HD6INT:aFpz+fvIav82wHuI

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:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2488
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2500
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2632
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3456
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\48d036ec1612ff7043329a7a2dec4dd1b001bd550d3ba784e407c313b1befefbN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3252
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\48d036ec1612ff7043329a7a2dec4dd1b001bd550d3ba784e407c313b1befefbN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4104
                      • C:\Users\Admin\AppData\Local\Temp\e577c64.exe
                        C:\Users\Admin\AppData\Local\Temp\e577c64.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:3572
                      • C:\Users\Admin\AppData\Local\Temp\e577d7d.exe
                        C:\Users\Admin\AppData\Local\Temp\e577d7d.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:5096
                      • C:\Users\Admin\AppData\Local\Temp\e57a5b6.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a5b6.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:2864
                • 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:3832
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3928
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3992
                        • 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:3596
                            • 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:1868
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1508
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4564

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e577c64.exe

                                    Filesize

                                    97KB

                                    MD5

                                    7807843dc65676cbd8b867757674b05d

                                    SHA1

                                    aa95b998870bc08425a535feb99423072cfb1d9f

                                    SHA256

                                    ca01a94a191beef74089ce149a3e42173a9abda735c9007632d9aa184fbba453

                                    SHA512

                                    767d2e847637c925ca47830115c7176d5f27e56069c0adddbdae6343f74ffce9872125a2d4feffa96ef9cdae9a603bfef77d7b23e98178099d2e76c32d62d675

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    256B

                                    MD5

                                    8b7ffb6e7c2f782d92f4995b091d89e4

                                    SHA1

                                    9eb730e9c01dbceb5d4a984b6eea7d182f526cc1

                                    SHA256

                                    4520a1f8182c3b32ca031fac3a947b3f10c3ea1f747ed53891a3713327c26071

                                    SHA512

                                    0597a010244db9a9378e7d73f72140fa388e6a8e2f5ced794c4080c2c8056428dbc9fac1cb10a64f1fb2d5831e3a929887f4dc55da3a294991969a2621b004ec

                                  • memory/2864-146-0x0000000000740000-0x00000000017FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2864-145-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2864-106-0x0000000000740000-0x00000000017FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2864-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3572-40-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-32-0x0000000001AB0000-0x0000000001AB2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3572-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-17-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3572-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3572-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-31-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-13-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-63-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-23-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-41-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-90-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3572-73-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-70-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-67-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-64-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-29-0x0000000001AB0000-0x0000000001AB2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3572-55-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-56-0x0000000001AB0000-0x0000000001AB2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3572-57-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-59-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-60-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3572-62-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4104-26-0x0000000000A70000-0x0000000000A72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4104-49-0x0000000000A70000-0x0000000000A72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4104-14-0x0000000000A70000-0x0000000000A72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4104-27-0x0000000000A70000-0x0000000000A72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4104-28-0x0000000000A80000-0x0000000000A81000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4104-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/5096-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5096-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5096-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5096-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5096-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5096-91-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB