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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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, 05:27

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 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 28 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 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 63 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2992
          • 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:2976
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3408
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab145945a2e5a5cf7ce0974efff7c9fe06bf96f112313473e1499d67743dbe1c.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3592
                    • 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:2616
                      • C:\Users\Admin\AppData\Local\Temp\e57a71d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a71d.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:4392
                      • C:\Users\Admin\AppData\Local\Temp\e57a894.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a894.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2148
                      • C:\Users\Admin\AppData\Local\Temp\e57d9f5.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d9f5.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:2248
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3760
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3848
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3948
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4040
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3076
                            • 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:4376
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1976

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57a71d.exe

                                  Filesize

                                  97KB

                                  MD5

                                  b1e7c79d05456125e7b5ae0dfd95e1a5

                                  SHA1

                                  4e1886ba45cd8d133492016f09e36e5933893c2e

                                  SHA256

                                  df923e81efefd75589a871366aae6171b382078b6fedc3b1c000a93a4ffd7341

                                  SHA512

                                  915a972096ab7742931ba775d05d736ed0c6761175b7a9959af7e5c46af7fb4707582b486c4d8878b53fee7f930d8a2f2751d4ec277adf06301a6010f06989af

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  1c39d6960e6ccf87d34e72def93d33b4

                                  SHA1

                                  a7c74adf68e1dd0babe35175c196813c7ef3ef26

                                  SHA256

                                  2c8105641e62544f95109ec663bf0796f9faf2e40e06e8165cf0c81b84c37de9

                                  SHA512

                                  5f723157d888cc1869a8197adaceede3c18b7fd86781f7efd07a09fb8449072db66d03b618adc25cca99331e615c0a19207c78904ee1bcc530c08538e92c28c5

                                • memory/2148-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2148-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2148-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2148-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2148-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2248-113-0x0000000000810000-0x00000000018CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2248-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2248-147-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2248-148-0x0000000000810000-0x00000000018CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2616-28-0x00000000044D0000-0x00000000044D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2616-20-0x00000000044D0000-0x00000000044D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2616-27-0x0000000004570000-0x0000000004571000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2616-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/2616-24-0x00000000044D0000-0x00000000044D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4392-39-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-48-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-8-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-9-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-6-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-36-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-37-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-38-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-11-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-40-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-41-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-17-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-29-0x0000000000670000-0x0000000000672000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4392-33-0x0000000000670000-0x0000000000672000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4392-47-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-23-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4392-35-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-57-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-59-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-60-0x0000000000670000-0x0000000000672000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4392-62-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-63-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-66-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-67-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-70-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-71-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-90-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4392-18-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-31-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-10-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-19-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4392-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB