Analysis

  • max time kernel
    96s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 05:24

General

  • Target

    ab145945a2e5a5cf7ce0974efff7c9fe06bf96f112313473e1499d67743dbe1c.dll

  • Size

    120KB

  • MD5

    ccbf69f1f5c24de21ef42c13f73fbaf9

  • SHA1

    913ec9776dd72e8be38c07dc51e87b184aae91ef

  • SHA256

    ab145945a2e5a5cf7ce0974efff7c9fe06bf96f112313473e1499d67743dbe1c

  • SHA512

    c37481d30de06dfcf3b5721c6d93fcd797710ee180227fd4441c4cd2c9c72a40a67bdc540a144aebe98a266b8244bed6e3bf8fb1deec5a5585c2dd71f54e97ef

  • SSDEEP

    3072:akG9mE+Pg9Vn2H/c0nPaALa9dpfnC8NZXqnZuXk86I:l0Wgfn2HlnyALa9dp/KZKk8p

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 27 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:332
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2652
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2668
            • 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:3504
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab145945a2e5a5cf7ce0974efff7c9fe06bf96f112313473e1499d67743dbe1c.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4512
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab145945a2e5a5cf7ce0974efff7c9fe06bf96f112313473e1499d67743dbe1c.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2604
                      • C:\Users\Admin\AppData\Local\Temp\e57ba57.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ba57.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:2552
                      • C:\Users\Admin\AppData\Local\Temp\e57bb70.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bb70.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1992
                      • C:\Users\Admin\AppData\Local\Temp\e57eb0c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57eb0c.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:2148
                      • C:\Users\Admin\AppData\Local\Temp\e57eb5a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57eb5a.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:952
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3628
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3812
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3908
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3976
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4060
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3380
                            • 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:3988
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4272

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57ba57.exe

                                  Filesize

                                  97KB

                                  MD5

                                  b1e7c79d05456125e7b5ae0dfd95e1a5

                                  SHA1

                                  4e1886ba45cd8d133492016f09e36e5933893c2e

                                  SHA256

                                  df923e81efefd75589a871366aae6171b382078b6fedc3b1c000a93a4ffd7341

                                  SHA512

                                  915a972096ab7742931ba775d05d736ed0c6761175b7a9959af7e5c46af7fb4707582b486c4d8878b53fee7f930d8a2f2751d4ec277adf06301a6010f06989af

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  2a44984406dd76d566a53ca66ec3496c

                                  SHA1

                                  b1c4ee7999f09eaeb21140ec4a2fb36a5f8130cf

                                  SHA256

                                  db17c3246a1d2676b0e64f52430731a47c0b6593d6d85000e37b7b84d169bf7b

                                  SHA512

                                  5f3f69fd4f1d74cebd2ad90c0730a637c89c1d0f04d71a227ccf176d754120b24b4a0094849bf78a7669ab1855d4640434446fea23506cb5e2d738302f6d281f

                                • memory/952-144-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/952-59-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1992-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1992-102-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1992-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1992-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1992-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2148-162-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2148-163-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2148-123-0x00000000007C0000-0x000000000187A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-39-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-58-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2552-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2552-16-0x0000000001B40000-0x0000000001B41000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2552-9-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-11-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-8-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-34-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-35-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-36-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-37-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-38-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-10-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-28-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-29-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2552-25-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-45-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-46-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-30-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-27-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2552-12-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-61-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-62-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-64-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-65-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-66-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-69-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-72-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-26-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-82-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2552-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2604-32-0x0000000004340000-0x0000000004342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2604-55-0x0000000004340000-0x0000000004342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2604-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/2604-13-0x0000000004340000-0x0000000004342000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2604-14-0x00000000043D0000-0x00000000043D1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2604-17-0x0000000004340000-0x0000000004342000-memory.dmp

                                  Filesize

                                  8KB