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
    19-12-2024 11:47

General

  • Target

    9b3b170bbb3f39d42d115b2fad701689f154cddb2e3657648d60001adc3e0e3a.dll

  • Size

    120KB

  • MD5

    86aeb089a2395c21afa40275c472ab1f

  • SHA1

    20ca0aeb17cebe9d7859420f48597255dd58c11f

  • SHA256

    9b3b170bbb3f39d42d115b2fad701689f154cddb2e3657648d60001adc3e0e3a

  • SHA512

    4d19dc140b0b4b07644586091a881e8c9d635c0b6f41d3d2966e63391efaf7b1731c8ddd7186216c8e5c9012871ef5644d7e2e510820880cca5cd749d472cdbc

  • SSDEEP

    3072:tmF5Mklw0j5u0SOKfCbS0ucOGIPYS+hhN1hDnSqmQnbHRC:tm5l7be9EJLSqJbxC

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 27 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • 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:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2460
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2472
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2656
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3512
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b3b170bbb3f39d42d115b2fad701689f154cddb2e3657648d60001adc3e0e3a.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1072
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b3b170bbb3f39d42d115b2fad701689f154cddb2e3657648d60001adc3e0e3a.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2428
                      • C:\Users\Admin\AppData\Local\Temp\e5792ca.exe
                        C:\Users\Admin\AppData\Local\Temp\e5792ca.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:384
                      • C:\Users\Admin\AppData\Local\Temp\e5793e3.exe
                        C:\Users\Admin\AppData\Local\Temp\e5793e3.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3096
                      • C:\Users\Admin\AppData\Local\Temp\e57b96d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b96d.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:216
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3648
                  • 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:4048
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2896
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3968
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4180
                              • 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:2440
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3996

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5792ca.exe

                                    Filesize

                                    97KB

                                    MD5

                                    3737e71afb6f2bb2581baf33d0d1480b

                                    SHA1

                                    9f1e0831c229df901ef95e3f41fdc476eaca0152

                                    SHA256

                                    cc9820428c01f5e3bed586e85727be81269a3a746f5fff7dd65882cc7f31ff81

                                    SHA512

                                    b6098c3fa29f3965de2c25472a633779c035a9d65466c33d41c97bd000ad067d8252ce009e990d96505fed0729cbffb283da78def32b57e991ca5bdf533d6ba7

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    8a3eaaf106314414d1d3454125db50af

                                    SHA1

                                    07d73c4b547ab3a30b592ed5667f5e4aeba01429

                                    SHA256

                                    9744bcba92eab1a36b808bba26e9039eeb7f423ffe5303757aac1f6b62a5f86d

                                    SHA512

                                    e5f7f3ff27bfa5b717ee59279f884d0bed9115f16cc5b50a7c4b53ba32feb76159cbf69fe8b9899acd4efc05c011f3e05c04e4dcf2c8885b52bcc00dc6dba5bd

                                  • memory/216-55-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/216-53-0x0000000000460000-0x0000000000461000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/216-151-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/216-150-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/216-114-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/216-72-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/216-52-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/384-31-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-70-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-33-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-34-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-25-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-19-0x0000000003520000-0x0000000003522000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/384-35-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-14-0x0000000003BF0000-0x0000000003BF1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/384-18-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/384-10-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-36-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-37-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/384-38-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-6-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-80-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-39-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-8-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-22-0x0000000003520000-0x0000000003522000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/384-74-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-9-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-32-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-57-0x0000000003520000-0x0000000003522000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/384-58-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-59-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-61-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-62-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-64-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-65-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/384-68-0x0000000000730000-0x00000000017EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2428-15-0x00000000009F0000-0x00000000009F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2428-11-0x00000000009F0000-0x00000000009F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2428-12-0x0000000000D20000-0x0000000000D21000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2428-21-0x00000000009F0000-0x00000000009F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2428-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3096-51-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3096-49-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3096-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3096-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3096-24-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3096-102-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB