Analysis

  • max time kernel
    95s
  • 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
    20/11/2024, 03:26

General

  • Target

    8ce785dde8cb07fb43be8b34fe691ec1c3d09ceb6ede58fa187bf8aa2dd89c5cN.dll

  • Size

    120KB

  • MD5

    ff4f39c4e6cdbf56a2a2532559a80620

  • SHA1

    784e2744c171aea9c2e0c25ef3cf0cd1152389cd

  • SHA256

    8ce785dde8cb07fb43be8b34fe691ec1c3d09ceb6ede58fa187bf8aa2dd89c5c

  • SHA512

    9e9ccef904116f1007684ab2dec6011e0c8f6e8ba82b343d920dc8dc711175b0a81758ebce8b976e190ec2c9479067d30614b5889898a671626c76326a94e1ad

  • SSDEEP

    1536:JVPd2OP866MOvPnOWrxmVqoLSdxLMTHSWY7d9vwJqMJptM//8AHLAfLo:Dd2IROvPOm4kblMXY7d9Qqypt4//f

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 14 IoCs

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

  • UPX packed file 29 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:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2604
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2648
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2788
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3512
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ce785dde8cb07fb43be8b34fe691ec1c3d09ceb6ede58fa187bf8aa2dd89c5cN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4384
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ce785dde8cb07fb43be8b34fe691ec1c3d09ceb6ede58fa187bf8aa2dd89c5cN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4380
                      • C:\Users\Admin\AppData\Local\Temp\e57b650.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b650.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:3560
                      • C:\Users\Admin\AppData\Local\Temp\e57b8e0.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b8e0.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2284
                      • C:\Users\Admin\AppData\Local\Temp\e57dc75.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dc75.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:2084
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3648
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3836
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3932
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3996
                        • 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:3672
                            • 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:404
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4404
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4548
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:2556
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:3332

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e57b650.exe

                                        Filesize

                                        97KB

                                        MD5

                                        cb76206b13376bfc98c0af17968774ce

                                        SHA1

                                        b218e64c0e11cd8e95f5e72282ea40da5046db66

                                        SHA256

                                        e6ff3a2f1aa8ff96e7b3877320d8a964a3c9df154598e1d65eed73ed9caf34c8

                                        SHA512

                                        f3d00a375c53b7e0d8fecaeca331e154b8c360999fd1d38a554c7363b4a800533f9fc8be72e5c4e140f26686da332592789483874666da2d1f8044cd7e1ee278

                                      • C:\Windows\SYSTEM.INI

                                        Filesize

                                        256B

                                        MD5

                                        ad43305b80547589c8d165fb6d8be963

                                        SHA1

                                        c8605699888f2299bbc8539109283f9b0aa3b155

                                        SHA256

                                        318d3b71f36c78e5e410577fcd7a0be7a04b5bbc385c9e8901ae6968ee084b45

                                        SHA512

                                        3386fc890aff23c7ab7fc88c05f48b5c8bd63e6fd1cb7ea86840c31b4e041f6c55d1ef5df8a9b40e252b4d58f2f1fdce526c9ed4e7c06f342d9dcc0d1c2a5d6c

                                      • memory/2084-154-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2084-55-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2084-116-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2084-115-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-155-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2084-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2084-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2284-103-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/2284-99-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2284-52-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2284-53-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2284-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2284-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3560-40-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-78-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-34-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-35-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-11-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-28-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3560-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3560-36-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-37-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-38-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-39-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-10-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-42-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-30-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-17-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-9-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-25-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3560-57-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3560-56-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-8-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-6-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-61-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-63-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-66-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-64-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-69-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-76-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-77-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-18-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-79-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3560-89-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3560-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3560-22-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3560-23-0x00000000007C0000-0x000000000187A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4380-20-0x0000000000B80000-0x0000000000B81000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4380-29-0x0000000000AA0000-0x0000000000AA2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4380-24-0x0000000000AA0000-0x0000000000AA2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4380-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/4380-19-0x0000000000AA0000-0x0000000000AA2000-memory.dmp

                                        Filesize

                                        8KB