Analysis

  • max time kernel
    33s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 06:08

General

  • Target

    27de9e4980f60d63b20bbe155f97b9a7b3b47b15b94fbf59197e2dbbc8359e43.dll

  • Size

    120KB

  • MD5

    bcac25a742dc6b230b7aaf593f22a086

  • SHA1

    dcca2ec364493ce09dc8f443873aabe2c0781682

  • SHA256

    27de9e4980f60d63b20bbe155f97b9a7b3b47b15b94fbf59197e2dbbc8359e43

  • SHA512

    80ec85721c6e12b34ce322b907d44819473bda98a01b9e33a94b55351153d1fb8bb17ac40ae82e92b3eb5871bcfc9caf96b8ee70eaa06e599e064f5315575c3c

  • SSDEEP

    3072:cFmdaG5KraU4n+AIz+EfRSPhWHP63zDH8r:cF0aGlgrf2hWKXW

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 14 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 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2544
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2556
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2724
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\27de9e4980f60d63b20bbe155f97b9a7b3b47b15b94fbf59197e2dbbc8359e43.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4924
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\27de9e4980f60d63b20bbe155f97b9a7b3b47b15b94fbf59197e2dbbc8359e43.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3528
                      • C:\Users\Admin\AppData\Local\Temp\e5778e9.exe
                        C:\Users\Admin\AppData\Local\Temp\e5778e9.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:4620
                      • C:\Users\Admin\AppData\Local\Temp\e577a7f.exe
                        C:\Users\Admin\AppData\Local\Temp\e577a7f.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2032
                      • C:\Users\Admin\AppData\Local\Temp\e57ab34.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ab34.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:1820
                      • C:\Users\Admin\AppData\Local\Temp\e57aba1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aba1.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4000
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3660
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3848
                    • 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:4004
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4092
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4156
                            • 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:4348
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3280
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3916

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5778e9.exe

                                    Filesize

                                    97KB

                                    MD5

                                    5d61bd5cfd312ce28752a7d6e172eff7

                                    SHA1

                                    e388c0c0ff67cdb7aaf2a21ef4a9959e3775dbaf

                                    SHA256

                                    a99fb4151ce1214a1a64511f2d79214e739966734400901f9946c57572fc420d

                                    SHA512

                                    c199b7c2c9f29f4d1689dd60c982ee5380581d3cd2292b9d3a5dc050665b0278c6f94ca29d5a1870d7621a11fd3b0d107c7303d436594972a66a28d1a0fd9bef

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    ff4edeb45c713419dc169b37059026f8

                                    SHA1

                                    1a46de44fc03258632497d5fbc86a25ecfbcb6db

                                    SHA256

                                    efcc2fa5fd67cce3d530030127e3397fa37a9d573c30d87b83c9f6a4ed9a0fe2

                                    SHA512

                                    27b049d6c0dbeeb06c0aa4f30bebb0ccb8c9f4517237af921c888629aedb6266f1c0732607ab76818c5cf2c84d6b1c3bc1dbd03225d0a93f30e4c5e108e2c7bf

                                  • memory/1820-160-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1820-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1820-158-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1820-113-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2032-102-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2032-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2032-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2032-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2032-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3528-19-0x0000000001310000-0x0000000001312000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3528-20-0x0000000001320000-0x0000000001321000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3528-48-0x0000000001310000-0x0000000001312000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3528-25-0x0000000001310000-0x0000000001312000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3528-31-0x0000000001310000-0x0000000001312000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3528-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4000-163-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4620-38-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-9-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-29-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-35-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-36-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-37-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-30-0x0000000000630000-0x0000000000632000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4620-39-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-23-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-28-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-18-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-45-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-46-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-12-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-47-0x0000000000630000-0x0000000000632000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4620-24-0x0000000000630000-0x0000000000632000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4620-61-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-63-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-64-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-67-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-69-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-70-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-76-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-79-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4620-81-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-10-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-22-0x0000000000640000-0x0000000000641000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4620-8-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-11-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-6-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4620-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB