Analysis

  • max time kernel
    93s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 21:48

General

  • Target

    51aa340623368e3706835cfb3cd429fca217bc7cf269e8f70491728114614a3f.dll

  • Size

    120KB

  • MD5

    6bceed4cb39bc230e5cc874ec8c1b0a4

  • SHA1

    027361fffff1ecf051c5937dbd39191bf3254392

  • SHA256

    51aa340623368e3706835cfb3cd429fca217bc7cf269e8f70491728114614a3f

  • SHA512

    3e42c2617986ad266f8986a738fa0ba1a9654842754adc0e5f478e8688de8c3a3a7ae6c1bf06b0baa4765a234278d47064ec625953f6de857ea79646771d1890

  • SSDEEP

    1536:JMsjQe8wO6Bf9ilPScPlKMgui0hjIxOMRKb+e128q/bllNGTZP4bzG90kb4uY6OX:DMelipScuKxMRK6e7YYTZPM60kk7L

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 9 IoCs

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

  • UPX packed file 29 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:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2552
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2572
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2672
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3524
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\51aa340623368e3706835cfb3cd429fca217bc7cf269e8f70491728114614a3f.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4928
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\51aa340623368e3706835cfb3cd429fca217bc7cf269e8f70491728114614a3f.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3004
                      • C:\Users\Admin\AppData\Local\Temp\e579904.exe
                        C:\Users\Admin\AppData\Local\Temp\e579904.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:1956
                      • C:\Users\Admin\AppData\Local\Temp\e579b17.exe
                        C:\Users\Admin\AppData\Local\Temp\e579b17.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4996
                      • C:\Users\Admin\AppData\Local\Temp\e57d68a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d68a.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:2020
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3652
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3836
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3932
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3996
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:612
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3416
                            • 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:4540
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2124
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1796

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e579904.exe

                                    Filesize

                                    97KB

                                    MD5

                                    f4d28327be95ad4d0f1a8039bf023651

                                    SHA1

                                    090841eaae18089cc9d39d5d1615c7c6bac46435

                                    SHA256

                                    3fd2214d9e2c5d638799440f9a1152aee6c00eadd2c2822fa78d9d3a8c4bd3fe

                                    SHA512

                                    e48d14015c3c8c372950876052a981e017f60c9705f922bc0952838cbee5f729db8ba85648d7fd00cf47331129933279d00464b85d68021f5e7e1c2e5a1a8878

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    256B

                                    MD5

                                    1e262a68c3af006e4407deabdc50b68a

                                    SHA1

                                    35a8240e9798b3cee6c75929fc431c9d6733ab07

                                    SHA256

                                    b85c5d4b4436b007bff32177ba46b9336595b325db670085305648113998a3c5

                                    SHA512

                                    322b4d208e3dc75a89e0438313d36d185463a02c576b627f1480463d2419510df93220293b3cef23bc91341c077390b9fcdef693bc030ffe893d8f540a652410

                                  • memory/1956-32-0x0000000001C80000-0x0000000001C82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1956-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-18-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1956-82-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1956-63-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-29-0x0000000001C80000-0x0000000001C82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1956-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-6-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-56-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-26-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-30-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-34-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-33-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-59-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-61-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-13-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1956-58-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-57-0x0000000001C80000-0x0000000001C82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1956-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-45-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-44-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1956-47-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2020-141-0x0000000000670000-0x0000000000672000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2020-108-0x0000000000670000-0x0000000000672000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2020-100-0x0000000004370000-0x0000000004371000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2020-90-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2020-93-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2020-119-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2020-140-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2020-142-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2020-101-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2020-91-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2020-92-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3004-28-0x0000000001040000-0x0000000001042000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3004-51-0x0000000001040000-0x0000000001042000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3004-27-0x00000000012B0000-0x00000000012B1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3004-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3004-16-0x0000000001040000-0x0000000001042000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3004-14-0x0000000001040000-0x0000000001042000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4996-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4996-83-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4996-41-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4996-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4996-40-0x0000000000570000-0x0000000000571000-memory.dmp

                                    Filesize

                                    4KB