Analysis

  • max time kernel
    96s
  • max time network
    100s
  • 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 11:22

General

  • Target

    1b8045b7ce5aa354ac5e42de8a4545cc1de77f97cf6f31dbee57923a99bc1800.dll

  • Size

    120KB

  • MD5

    0345b75547189cf9afdb03ca3815a218

  • SHA1

    30d88098c8728f93608d9e6ac23bcae0148f143e

  • SHA256

    1b8045b7ce5aa354ac5e42de8a4545cc1de77f97cf6f31dbee57923a99bc1800

  • SHA512

    cd9559d458a582f60daa6e09c7c985461017c5b4f98c0130612851e1b0fcc2e89870450fef1e708336bfc7d0237e506779b7e19e94b71af323095afd26ac9348

  • SSDEEP

    1536:djse0fRGwfJBkSbO8+7OQKwKk+ZzOXdwYh5ts0CQN+Sa3ish189uYc8gx:dj8f04JBs8LcKkqKdwkA0CQN+Sax78Y

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 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 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 25 IoCs

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

  • Drops file in Windows directory 2 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2520
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2580
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2876
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3568
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b8045b7ce5aa354ac5e42de8a4545cc1de77f97cf6f31dbee57923a99bc1800.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4316
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b8045b7ce5aa354ac5e42de8a4545cc1de77f97cf6f31dbee57923a99bc1800.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2176
                      • C:\Users\Admin\AppData\Local\Temp\e57d5bf.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d5bf.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:964
                      • C:\Users\Admin\AppData\Local\Temp\e57d810.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d810.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1932
                      • C:\Users\Admin\AppData\Local\Temp\e57fe07.exe
                        C:\Users\Admin\AppData\Local\Temp\e57fe07.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:440
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3704
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3880
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3976
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4088
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2212
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3592
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4216
                              • 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:4480
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1312

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57d5bf.exe

                                    Filesize

                                    97KB

                                    MD5

                                    cae5434dbf9ef47714694ebbb163d2cd

                                    SHA1

                                    432133c988f215cbc52b340aa1c12a553f697be9

                                    SHA256

                                    04057201af09406f5e55f2ca85f25d8baebade20cc48d63d2b459d258b5148aa

                                    SHA512

                                    9bd4b567ca85e0b286a026685c568263e86a5791ea62d0a65d5d4b3fe6963530dbb2b11ec14857b1b8a328b23ca3582cca24e2187f93e332b26889bce7f5d2eb

                                  • memory/440-52-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/440-106-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/440-102-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/440-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/440-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/964-38-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-35-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/964-18-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-31-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-30-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/964-19-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-6-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-28-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/964-23-0x0000000000700000-0x0000000000701000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/964-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/964-81-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-12-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-11-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-9-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-64-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-36-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-37-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-75-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-39-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-74-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-24-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-68-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-65-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-10-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-8-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-56-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/964-58-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-60-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-61-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/964-62-0x0000000000810000-0x00000000018CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1932-53-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1932-49-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1932-50-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1932-76-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1932-101-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1932-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2176-27-0x0000000001410000-0x0000000001412000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2176-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2176-20-0x0000000001410000-0x0000000001412000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2176-21-0x0000000004430000-0x0000000004431000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2176-29-0x0000000001410000-0x0000000001412000-memory.dmp

                                    Filesize

                                    8KB