Analysis

  • max time kernel
    93s
  • max time network
    150s
  • 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 05:48

General

  • Target

    b0d70529238fab705ccab0f40d41c956e074698a4e9cde772225fb35c5a294cf.dll

  • Size

    120KB

  • MD5

    d65a48f11b5da8a1e7bc41365eb94c41

  • SHA1

    4a73e5c6b7e1b8bbf2b3b0ff9817d1f432712d07

  • SHA256

    b0d70529238fab705ccab0f40d41c956e074698a4e9cde772225fb35c5a294cf

  • SHA512

    336ee43075897abaf5ab098ad80107e9be1304f59c953c24525741d535388d4081c7cbb0770e28c50f7ce2aaacf964ddc8fdeea8d29b42e29a8ec6b41b37a542

  • SSDEEP

    1536:SU6/2SR0GfaMx8TLkCjXznv8Y78xgZ2CgD1h7fQJ8b11D6LlB6Gww:SX2GiMx0LVjXT8YYW1MnMJQ/yuG

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 17 IoCs

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

  • UPX packed file 37 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • 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:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:332
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2512
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2528
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2608
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3532
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0d70529238fab705ccab0f40d41c956e074698a4e9cde772225fb35c5a294cf.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1948
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0d70529238fab705ccab0f40d41c956e074698a4e9cde772225fb35c5a294cf.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3416
                      • C:\Users\Admin\AppData\Local\Temp\e579eef.exe
                        C:\Users\Admin\AppData\Local\Temp\e579eef.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:2836
                      • C:\Users\Admin\AppData\Local\Temp\e57a047.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a047.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1580
                      • C:\Users\Admin\AppData\Local\Temp\e57ba67.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ba67.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1576
                      • C:\Users\Admin\AppData\Local\Temp\e57ba76.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ba76.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:4760
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3664
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3968
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4032
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:408
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3776
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:544
                              • 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:2296

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e579eef.exe

                                  Filesize

                                  97KB

                                  MD5

                                  71846b2a4484eb771570f2182e61b095

                                  SHA1

                                  05d43388ca7ba5d8607a34592015926668fe858a

                                  SHA256

                                  8d5a82e39a2d019c97123bc2ca4254796efbe5ee94fde376ae4caaae74e31297

                                  SHA512

                                  2a57bbd9f7dfb13db12c4c0fc5983e15755e5d573a7e02a8e9ba45b2f93be89372c8a83db7230d091e0f28754bd514a159294743b17567c0f549f90bf9cb956f

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  a065f2a774d0f576e3c513ebc678e4e6

                                  SHA1

                                  c8e049e842f3e913f2f55bb7681661eae6fa0d77

                                  SHA256

                                  0014a84d91f6f222aa0a108f061b601a831c98a7223f9b54c2b003f028a317a7

                                  SHA512

                                  2b0efabee895536352ce42e8cf33fd758b75cb8de202985ecf65d53c983d155e72306ade6ca84fb57a46c4c23f82f2276b61911b5ff83f2d6d58fe473395aa96

                                • memory/1576-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1576-155-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1576-48-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1576-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1576-98-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1576-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1580-138-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1580-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1580-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1580-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1580-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1580-97-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2836-87-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-33-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2836-8-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-14-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-18-0x0000000001AC0000-0x0000000001AC1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2836-6-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-34-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-36-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-37-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-38-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-39-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-40-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-42-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-43-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-9-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-11-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-47-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2836-58-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-60-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-61-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-122-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2836-10-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-105-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-102-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-27-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2836-101-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-28-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2836-12-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-24-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-75-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-78-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-79-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-82-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-83-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-84-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-86-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-13-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-89-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-90-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2836-91-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3416-56-0x0000000001110000-0x0000000001112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3416-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3416-29-0x0000000001110000-0x0000000001112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3416-16-0x0000000001120000-0x0000000001121000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3416-15-0x0000000001110000-0x0000000001112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3416-25-0x0000000001110000-0x0000000001112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4760-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4760-99-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4760-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4760-134-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4760-69-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4760-174-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4760-175-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB