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Analysis

  • max time kernel
    92s
  • max time network
    95s
  • 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, 13:12

General

  • Target

    6b4bcc5db6714bdfb28a06fa41ab262227ed3186daf60cd5984fd1b93bf69ce0.dll

  • Size

    120KB

  • MD5

    e3f1c306d339483420499dfb38d6eb53

  • SHA1

    f0e26be09a0fd80fc417c4d710f50b6749e0e300

  • SHA256

    6b4bcc5db6714bdfb28a06fa41ab262227ed3186daf60cd5984fd1b93bf69ce0

  • SHA512

    7c4fda6f92d0d73cca0fd356a330f50c2ea85425cb4554cb73df71efc949eb0aead639c488fd94b36ff37a514fb6ea55ec5533163557dd7aef4f8f58c7b32e23

  • SSDEEP

    3072:DBfxRBG91cdIjeTA05D8+vTVLe9uXnvmF+SPR:lj8fOiekUNNe9aq+SPR

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 15 IoCs

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

  • UPX packed file 31 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2644
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2680
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2792
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3452
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6b4bcc5db6714bdfb28a06fa41ab262227ed3186daf60cd5984fd1b93bf69ce0.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1212
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6b4bcc5db6714bdfb28a06fa41ab262227ed3186daf60cd5984fd1b93bf69ce0.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4496
                      • C:\Users\Admin\AppData\Local\Temp\e57c999.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c999.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:3536
                      • C:\Users\Admin\AppData\Local\Temp\e57cbcc.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cbcc.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3424
                      • C:\Users\Admin\AppData\Local\Temp\e57f07a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f07a.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:2696
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3588
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3780
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3876
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3940
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4020
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2960
                            • 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:4396
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1624

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57c999.exe

                                  Filesize

                                  97KB

                                  MD5

                                  2e3eae26764b1c497b755c37911a5f3f

                                  SHA1

                                  d456674790a0128a9f1a5b64e17b10a1e694442a

                                  SHA256

                                  32319126961d3811a093cc85d5028e84d0c5bc92d4e94242eddf72f75cf0ccf2

                                  SHA512

                                  5b0d9fa164b96d19f3895b4c6c63df9ced52fe585addea4dede97bfeb2df6ab2006993450ceb33590cdf075a2e6b1af1c20cb54d7f024ce4589c65d3896359b9

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  256B

                                  MD5

                                  0be0a924671b61347bd3610581cbefc8

                                  SHA1

                                  0aed57db41ee539d13a185bf474fae8b060510f6

                                  SHA256

                                  6ab3b56e1dc20a124568de113cd308a5e80e6f3a3ff6ee11c4435226547a8dad

                                  SHA512

                                  b909d2ec3d2741eff3fd751d7c0d7c9b0cd16655b8815b8bc238ac6e7254b9e64919b2c1a3bc35a13c582ad12c9a3666b4cfdce3ed4c294b890de2deef2bee6a

                                • memory/2696-56-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2696-50-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2696-120-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2696-156-0x0000000000B60000-0x0000000001C1A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2696-157-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2696-104-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2696-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2696-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3424-108-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3424-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3424-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3424-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3424-53-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3424-75-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3536-42-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-28-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3536-30-0x0000000000590000-0x0000000000592000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3536-13-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-29-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-37-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-36-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-38-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-39-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-40-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-6-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-24-0x00000000005A0000-0x00000000005A1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3536-51-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-19-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-9-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-58-0x0000000000590000-0x0000000000592000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3536-32-0x0000000000590000-0x0000000000592000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3536-20-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-10-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-12-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-61-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-63-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-64-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-66-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-68-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-70-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-72-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-74-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-11-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-76-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-82-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-103-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3536-86-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3536-8-0x0000000000790000-0x000000000184A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4496-25-0x00000000012B0000-0x00000000012B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4496-22-0x0000000004750000-0x0000000004751000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4496-31-0x00000000012B0000-0x00000000012B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4496-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4496-21-0x00000000012B0000-0x00000000012B2000-memory.dmp

                                  Filesize

                                  8KB