Analysis

  • max time kernel
    95s
  • max time network
    140s
  • 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 03:34

General

  • Target

    a8db1d129c65da982648c49033b2d47c7479f03c34fb0b337919d8163d5beff1.dll

  • Size

    120KB

  • MD5

    9aa74da878dc993ed35c649926877f2f

  • SHA1

    58b633603baf82dbc43383dd4295aa87e7258d41

  • SHA256

    a8db1d129c65da982648c49033b2d47c7479f03c34fb0b337919d8163d5beff1

  • SHA512

    a8c4683e8116c204ef9b79cdc5049b8c489b488f71fad8adb5303204f935db336f5bae2abc44cdbf8feb077fe8bb4bc79c1cdb8e80e92fb9672e01274709e1fa

  • SSDEEP

    1536:ScGQq51NFpraOv4RFq04/4JKsXCflTkUOZ5FFmArOl0R68tc:y51/gzXQ/Q0faJxpB6

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 16 IoCs

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

  • UPX packed file 33 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 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:816
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:824
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:412
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2980
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3052
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:432
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3456
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8db1d129c65da982648c49033b2d47c7479f03c34fb0b337919d8163d5beff1.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1176
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8db1d129c65da982648c49033b2d47c7479f03c34fb0b337919d8163d5beff1.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3484
                      • C:\Users\Admin\AppData\Local\Temp\e57b304.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b304.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:4672
                      • C:\Users\Admin\AppData\Local\Temp\e57b49a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b49a.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4744
                      • C:\Users\Admin\AppData\Local\Temp\e57ce9a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ce9a.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:2792
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3556
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3880
                      • 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:4024
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2244
                            • 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:3664
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:556
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1088

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57b304.exe

                                    Filesize

                                    97KB

                                    MD5

                                    68419433e6eec65774b5a06d24a6386a

                                    SHA1

                                    628c155d252b4315330b9c1a46293950e9877a45

                                    SHA256

                                    556cb3826c97c3b7f1583cb9ff0775b5ea8a2c63786e64333789e3d3b36cac74

                                    SHA512

                                    cb0271c8d2eed7332d032983b78ccc5189107407539e77588fc62c89434dfcd0c70f9a75dc95a6e2c0490c7ba66276b97cc1ecfa05c1f294edc023c6722185af

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    b127a1686070070c852a2fbd1ec1522c

                                    SHA1

                                    bf58443ff669bde4524b7103a8da3fc38f9def0b

                                    SHA256

                                    36a5cb26472db7afbafc33c3304ce14d43b45975855dbfbcaccd9aafb8cccf1d

                                    SHA512

                                    b66a7f952b20cbc31675b6d07733ee4192dcae627eb9368ead001355db817ae9a96cdb7d2064d50013d8c81ad275f6bd2e9610376418fcad610f662945e0d7ac

                                  • memory/2792-86-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2792-154-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2792-153-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2792-126-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2792-61-0x0000000000570000-0x0000000000571000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2792-65-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2792-63-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3484-17-0x00000000049A0000-0x00000000049A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3484-24-0x00000000049A0000-0x00000000049A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3484-25-0x0000000004A30000-0x0000000004A31000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3484-22-0x00000000049A0000-0x00000000049A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3484-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4672-54-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-11-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-13-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-32-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4672-20-0x0000000004230000-0x0000000004231000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4672-31-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-37-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-38-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-39-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-40-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-41-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-43-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-44-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-52-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-16-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-55-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4672-56-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-14-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-10-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4672-9-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-35-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4672-8-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-15-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-67-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-68-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-71-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-73-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-75-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-77-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-78-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-80-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-81-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-82-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-93-0x0000000003660000-0x0000000003662000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4672-12-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4672-105-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4672-88-0x00000000007B0000-0x000000000186A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4744-85-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4744-109-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4744-59-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4744-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4744-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4744-36-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB