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Analysis

  • max time kernel
    93s
  • max time network
    95s
  • 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, 02:09

General

  • Target

    212cae74b9537115b97b12a4047971cbea14fff63f66196bbb67e612bd17d80f.exe

  • Size

    731KB

  • MD5

    b5f0fe6474a3c76a48fe5f88a60dddfd

  • SHA1

    cf8d5838c0d13fee1e353802760baa5bcd702afc

  • SHA256

    212cae74b9537115b97b12a4047971cbea14fff63f66196bbb67e612bd17d80f

  • SHA512

    b941976ff443d4bd6795b8f098c76f323942259b65b491a6376b4897f6c1a2cdd35b880dd32d13ef908cb62e0113898e7b60868db93cf79e1ca8d34cd67284fb

  • SSDEEP

    12288:jQD0guZ6F+dOSHJSKlskGb5+Iq5Ho0l1wFpZS9PmdVLAS8J+cSOcBu0J+4DDDDDk:Dgj1SHYaYlgBoGwFpAmVL8SO6+6aqfy1

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 3 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • UPX packed file 18 IoCs

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

  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2896
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2960
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2376
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3376
                  • C:\Users\Admin\AppData\Local\Temp\212cae74b9537115b97b12a4047971cbea14fff63f66196bbb67e612bd17d80f.exe
                    "C:\Users\Admin\AppData\Local\Temp\212cae74b9537115b97b12a4047971cbea14fff63f66196bbb67e612bd17d80f.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Loads dropped DLL
                    • 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:628
                    • \??\c:\d5a04854c4f7f8731018455557b4\update\update.exe
                      c:\d5a04854c4f7f8731018455557b4\update\update.exe
                      3⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      • Drops file in Windows directory
                      • System Location Discovery: System Language Discovery
                      PID:4892
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3560
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3756
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3856
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3920
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4016
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4136
                            • 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:1604
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2160
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:752
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:2140

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\0E5790F5_Rar\212cae74b9537115b97b12a4047971cbea14fff63f66196bbb67e612bd17d80f.exe

                                      Filesize

                                      667KB

                                      MD5

                                      095b4c4ef08daef3f6060e7966522dee

                                      SHA1

                                      144b7a0f42e7aaa8fa753d96235906f8a883a984

                                      SHA256

                                      dcee5ca3863aa268f300d84b34cb2f316315fae27c58705486de4fbfb963dd4b

                                      SHA512

                                      6f9ff5837d28aa54825e764451596a0a4ba5d8dcb55268809c10799f504e5f4cb9024c2cf70b72f6d880204ec452196557cc74984f90a262e2d972d8e0fa95a4

                                    • C:\d5a04854c4f7f8731018455557b4\_sfx_.dll

                                      Filesize

                                      25KB

                                      MD5

                                      ee207e35aea4d5df41d90221e1b66efa

                                      SHA1

                                      757469cf9ad2f21f267bbe730560114fdf8a89a5

                                      SHA256

                                      cf64c95e9a2d02967efc22b00efb3736156b913a95231eb63c1df45d43475e64

                                      SHA512

                                      43e9f75725daa4f3428b2d9cee2c2cc8b2f2e991b8e58d72d2f429fbdfb614c86d172f03d3f9da98756bd4e245643d9a57c6efa422d6c60ad364a2322245542d

                                    • C:\d5a04854c4f7f8731018455557b4\update\update.exe

                                      Filesize

                                      712KB

                                      MD5

                                      9570121468658dcc6972f1dfa624a223

                                      SHA1

                                      61716952df7a03fc01ac919f44f07e9588840b8c

                                      SHA256

                                      bc2cde5db3027a726c81df78bdef10b5ec9a7b4a5ba297911c7b999638f76b33

                                      SHA512

                                      7c2168a6db5bf7dd7c09682983e9059524621834d0d9ae250382c74d714b0e99b625f5ee9a648e18de9fa25b580bac5ab770ad63c406a9f88c87ade1a372429c

                                    • C:\d5a04854c4f7f8731018455557b4\update\updspapi.dll

                                      Filesize

                                      331KB

                                      MD5

                                      eb5c64286d987337f702813e73fcf615

                                      SHA1

                                      77c393b4cf5b61c29afa408ec1ebd93b22271e3f

                                      SHA256

                                      44062d8525a1de307491a46376d1831e23c27c18edb3de8f142d83eb7a21fc52

                                      SHA512

                                      0c71779a7b5a3507b5d0ccc0f9ff785032e1d8c32e76a0c0acadfd531d9ca87b61fd9742d69c610823a4315e181ad41f561811badbc262052d0f3ba86b9237a6

                                    • memory/628-24-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-5-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-18-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-0-0x0000000001000000-0x00000000010C8000-memory.dmp

                                      Filesize

                                      800KB

                                    • memory/628-19-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-17-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-6-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-22-0x0000000001002000-0x0000000001003000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/628-4-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-21-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/628-20-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/628-107-0x0000000001000000-0x00000000010C8000-memory.dmp

                                      Filesize

                                      800KB

                                    • memory/628-3-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-23-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-1-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-11-0x0000000000620000-0x0000000000621000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/628-10-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/628-78-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-79-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-80-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-81-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-82-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-84-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-85-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/628-97-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/628-93-0x00000000024E0000-0x000000000359A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4892-77-0x0000000000A20000-0x0000000000A74000-memory.dmp

                                      Filesize

                                      336KB