Analysis

  • max time kernel
    175s
  • max time network
    184s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2023, 08:21

General

  • Target

    NEAS.ecca15057a3be4c5e61a99ac58ad9db0.dll

  • Size

    120KB

  • MD5

    ecca15057a3be4c5e61a99ac58ad9db0

  • SHA1

    798d839952f7418de192501837dee63f28e7a315

  • SHA256

    a6fe3ab46eaa6dc8ccbd699a12475445d9cf08b7fa96b3d8e5d466171dda74fc

  • SHA512

    30ab16751a90d5c3a36b25e00d41d80bdf6c30976e6b3b289d331fc6f160ea18c5d31236074b0bc218932873d51f4705cf13d09264899cc023f2d0ec47f59eea

  • SSDEEP

    1536:7qPSluvlYG6zhTHxZUirwGoVyJ8K9j43nKheLtNTcN+J/HqGQon34/QhAW:808kz1pPOm9aZLzTr9P3vhAW

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 2 TTPs 6 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • UPX packed file 24 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 7 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • 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\dwm.exe
    "dwm.exe"
    1⤵
      PID:336
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
        PID:2448
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:3680
        • C:\Windows\system32\backgroundTaskHost.exe
          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
          1⤵
            PID:1580
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.ecca15057a3be4c5e61a99ac58ad9db0.dll,#1
            1⤵
            • Suspicious use of WriteProcessMemory
            PID:1936
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.ecca15057a3be4c5e61a99ac58ad9db0.dll,#1
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:4196
              • C:\Users\Admin\AppData\Local\Temp\e582381.exe
                C:\Users\Admin\AppData\Local\Temp\e582381.exe
                3⤵
                • 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
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:4864
              • C:\Users\Admin\AppData\Local\Temp\e583479.exe
                C:\Users\Admin\AppData\Local\Temp\e583479.exe
                3⤵
                • Executes dropped EXE
                PID:2300
              • C:\Users\Admin\AppData\Local\Temp\e583f27.exe
                C:\Users\Admin\AppData\Local\Temp\e583f27.exe
                3⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Drops file in Windows directory
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:4796
          • C:\Windows\system32\backgroundTaskHost.exe
            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
            1⤵
              PID:4620
            • C:\Windows\system32\backgroundTaskHost.exe
              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
              1⤵
                PID:2896
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:2264
                • 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:3556
                  • C:\Windows\System32\RuntimeBroker.exe
                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                    1⤵
                      PID:3896
                    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                      1⤵
                        PID:3768
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:3620
                        • C:\Windows\system32\DllHost.exe
                          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                          1⤵
                            PID:3468
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                            1⤵
                              PID:3292
                            • C:\Windows\Explorer.EXE
                              C:\Windows\Explorer.EXE
                              1⤵
                                PID:1320
                              • C:\Windows\system32\taskhostw.exe
                                taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                1⤵
                                  PID:2624
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                  1⤵
                                    PID:2468
                                  • C:\Windows\system32\fontdrvhost.exe
                                    "fontdrvhost.exe"
                                    1⤵
                                      PID:792
                                    • C:\Windows\system32\fontdrvhost.exe
                                      "fontdrvhost.exe"
                                      1⤵
                                        PID:788
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:2436
                                        • C:\Windows\system32\DllHost.exe
                                          C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
                                          1⤵
                                            PID:3948
                                          • C:\Windows\System32\wuapihost.exe
                                            C:\Windows\System32\wuapihost.exe -Embedding
                                            1⤵
                                              PID:4636

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

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                                            Downloads

                                            • C:\Users\Admin\AppData\Local\Temp\e582381.exe

                                              Filesize

                                              97KB

                                              MD5

                                              d4ff010163077e08b834a077e57e0e50

                                              SHA1

                                              4cd7df8ff382f43a4e922e16c8a3e9cae00406b6

                                              SHA256

                                              ec072393c71d9f2286b2ac8e070c7a16eacce3efa09543a4135871a7918a199c

                                              SHA512

                                              5aa46aa048a3df63bf762bb551247272d0215a4c6dce09fef2a6e30f0582f0ea6ed1273e7a90690695fe100a2e3b11b6394112ae54e75399aeb3ee6e9f55b3b5

                                            • C:\Users\Admin\AppData\Local\Temp\e582381.exe

                                              Filesize

                                              97KB

                                              MD5

                                              d4ff010163077e08b834a077e57e0e50

                                              SHA1

                                              4cd7df8ff382f43a4e922e16c8a3e9cae00406b6

                                              SHA256

                                              ec072393c71d9f2286b2ac8e070c7a16eacce3efa09543a4135871a7918a199c

                                              SHA512

                                              5aa46aa048a3df63bf762bb551247272d0215a4c6dce09fef2a6e30f0582f0ea6ed1273e7a90690695fe100a2e3b11b6394112ae54e75399aeb3ee6e9f55b3b5

                                            • C:\Users\Admin\AppData\Local\Temp\e583479.exe

                                              Filesize

                                              97KB

                                              MD5

                                              d4ff010163077e08b834a077e57e0e50

                                              SHA1

                                              4cd7df8ff382f43a4e922e16c8a3e9cae00406b6

                                              SHA256

                                              ec072393c71d9f2286b2ac8e070c7a16eacce3efa09543a4135871a7918a199c

                                              SHA512

                                              5aa46aa048a3df63bf762bb551247272d0215a4c6dce09fef2a6e30f0582f0ea6ed1273e7a90690695fe100a2e3b11b6394112ae54e75399aeb3ee6e9f55b3b5

                                            • C:\Users\Admin\AppData\Local\Temp\e583479.exe

                                              Filesize

                                              97KB

                                              MD5

                                              d4ff010163077e08b834a077e57e0e50

                                              SHA1

                                              4cd7df8ff382f43a4e922e16c8a3e9cae00406b6

                                              SHA256

                                              ec072393c71d9f2286b2ac8e070c7a16eacce3efa09543a4135871a7918a199c

                                              SHA512

                                              5aa46aa048a3df63bf762bb551247272d0215a4c6dce09fef2a6e30f0582f0ea6ed1273e7a90690695fe100a2e3b11b6394112ae54e75399aeb3ee6e9f55b3b5

                                            • C:\Users\Admin\AppData\Local\Temp\e583f27.exe

                                              Filesize

                                              97KB

                                              MD5

                                              d4ff010163077e08b834a077e57e0e50

                                              SHA1

                                              4cd7df8ff382f43a4e922e16c8a3e9cae00406b6

                                              SHA256

                                              ec072393c71d9f2286b2ac8e070c7a16eacce3efa09543a4135871a7918a199c

                                              SHA512

                                              5aa46aa048a3df63bf762bb551247272d0215a4c6dce09fef2a6e30f0582f0ea6ed1273e7a90690695fe100a2e3b11b6394112ae54e75399aeb3ee6e9f55b3b5

                                            • C:\Users\Admin\AppData\Local\Temp\e583f27.exe

                                              Filesize

                                              97KB

                                              MD5

                                              d4ff010163077e08b834a077e57e0e50

                                              SHA1

                                              4cd7df8ff382f43a4e922e16c8a3e9cae00406b6

                                              SHA256

                                              ec072393c71d9f2286b2ac8e070c7a16eacce3efa09543a4135871a7918a199c

                                              SHA512

                                              5aa46aa048a3df63bf762bb551247272d0215a4c6dce09fef2a6e30f0582f0ea6ed1273e7a90690695fe100a2e3b11b6394112ae54e75399aeb3ee6e9f55b3b5

                                            • C:\Users\Admin\AppData\Local\Temp\e583f27.exe

                                              Filesize

                                              97KB

                                              MD5

                                              d4ff010163077e08b834a077e57e0e50

                                              SHA1

                                              4cd7df8ff382f43a4e922e16c8a3e9cae00406b6

                                              SHA256

                                              ec072393c71d9f2286b2ac8e070c7a16eacce3efa09543a4135871a7918a199c

                                              SHA512

                                              5aa46aa048a3df63bf762bb551247272d0215a4c6dce09fef2a6e30f0582f0ea6ed1273e7a90690695fe100a2e3b11b6394112ae54e75399aeb3ee6e9f55b3b5

                                            • C:\Windows\SYSTEM.INI

                                              Filesize

                                              257B

                                              MD5

                                              48954f3b65598b7d52a1d74f9fe5a659

                                              SHA1

                                              a9db1c1d71f881cdd6c751907971a0993f853d3c

                                              SHA256

                                              0afdbf6cf215c6ddbe93b07bd6783cf9f39e987c0f0f18ac3fccb93e6aada3c0

                                              SHA512

                                              10fcce7d8cdfad5cfcfb0a087fbfba19ba2559c822323bddf5f35f8f32e0b2a29bf32864b2b9a374bd78710570a7f59f47bb70c395b7759f1fa9550efac3aa72

                                            • memory/2300-55-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/2300-31-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/2300-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2300-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/2300-96-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/4196-40-0x0000000003F50000-0x0000000003F52000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4196-21-0x0000000003F60000-0x0000000003F61000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/4196-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                              Filesize

                                              128KB

                                            • memory/4196-22-0x0000000003F50000-0x0000000003F52000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4196-19-0x0000000003F50000-0x0000000003F52000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4796-97-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4796-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4796-59-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/4796-99-0x0000000000B70000-0x0000000001C2A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4796-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/4796-132-0x0000000000B70000-0x0000000001C2A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4796-45-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/4864-38-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-65-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-34-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-33-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-46-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-47-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-48-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-50-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-51-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4864-27-0x0000000000700000-0x0000000000701000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/4864-53-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-30-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4864-32-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4864-23-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-62-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-42-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-66-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-68-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-70-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-18-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-83-0x00000000006F0000-0x00000000006F2000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/4864-76-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-92-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB

                                            • memory/4864-12-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-11-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-10-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-9-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-7-0x0000000000810000-0x00000000018CA000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/4864-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                              Filesize

                                              72KB