Analysis

  • max time kernel
    31s
  • 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
    17-12-2024 13:05

General

  • Target

    45638396c0b3e7b7021189c2f5e15f261cb2e23d086d765b28fdbdc762bc961cN.dll

  • Size

    120KB

  • MD5

    b6ce7c3172fddb028cfddb1e35a9bf00

  • SHA1

    f722e052fd534866af0cbf44e8a7f7d5c31c1b25

  • SHA256

    45638396c0b3e7b7021189c2f5e15f261cb2e23d086d765b28fdbdc762bc961c

  • SHA512

    bf8fa40d84e2c2c86704eac4dc71f7b7181097d744ab339081f1a6a900194903bceffa1f9af80f23d262667e5e29ea94df3412774123367a3cde4a23d5a78089

  • SSDEEP

    3072:zdpHLGyQBVcoHoMcv0+dtsyHRd1wnEyXee:fLW2KoMA0+dtLXOnfx

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 10 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 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:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2396
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2424
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2516
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3516
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\45638396c0b3e7b7021189c2f5e15f261cb2e23d086d765b28fdbdc762bc961cN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:5112
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\45638396c0b3e7b7021189c2f5e15f261cb2e23d086d765b28fdbdc762bc961cN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2432
                      • C:\Users\Admin\AppData\Local\Temp\e575ddf.exe
                        C:\Users\Admin\AppData\Local\Temp\e575ddf.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:1808
                      • C:\Users\Admin\AppData\Local\Temp\e57606f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57606f.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4544
                      • C:\Users\Admin\AppData\Local\Temp\e578aea.exe
                        C:\Users\Admin\AppData\Local\Temp\e578aea.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:4804
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3624
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3820
                    • 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:3972
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4052
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2588
                            • 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:4924
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2332
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:2060
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:2412
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:2236

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e575ddf.exe

                                        Filesize

                                        97KB

                                        MD5

                                        8f70134d81bfba4f0b29f8912dcf93d3

                                        SHA1

                                        af09ca9698e13004f4fd27f6e70cf9070885d47f

                                        SHA256

                                        64ae92cdb27e6720e82c2382d1ff295568784d65cd4461348a463fdb107941f1

                                        SHA512

                                        957e53ad8010021e675677f350cef699b19a909c1f5369b091f8d726e780ec21aea6d7396effbc0476aa8b46c13afaae88aee7a47d2fdeca40600f32852a53dc

                                      • C:\Windows\SYSTEM.INI

                                        Filesize

                                        257B

                                        MD5

                                        caeb4d7a8b682c28bf910b801ece87e2

                                        SHA1

                                        fc58245d74da8876e41d5ef81bd4240e6c4bf5be

                                        SHA256

                                        cf7bc2030cd6c73ccecee761026c230e531c95e071988e480c6cda1940bc2957

                                        SHA512

                                        71d02728a375870ee56ea758e3993b86577fe84c717a8a73f464be9fa13523f2e719a53948dc6505c07cc2376b9eeb6acc8badec17d4d35a0b580735cd9447e4

                                      • memory/1808-64-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-31-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1808-7-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-9-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-10-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-27-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1808-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1808-25-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-86-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/1808-29-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-14-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-69-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-62-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-24-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-13-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-12-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-60-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-58-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-39-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-18-0x0000000000600000-0x0000000000601000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/1808-37-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-36-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-38-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-40-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-11-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-6-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-57-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-56-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/1808-55-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/1808-54-0x0000000000820000-0x00000000018DA000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/2432-50-0x00000000006C0000-0x00000000006C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2432-15-0x00000000006C0000-0x00000000006C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2432-26-0x00000000006C0000-0x00000000006C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2432-30-0x00000000006C0000-0x00000000006C2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/2432-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                        Filesize

                                        128KB

                                      • memory/2432-16-0x0000000000A70000-0x0000000000A71000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4544-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4544-90-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4544-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4544-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4544-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4544-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4804-98-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4804-144-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4804-143-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/4804-96-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4804-111-0x0000000004370000-0x0000000004371000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/4804-110-0x0000000000770000-0x0000000000772000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/4804-122-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4804-91-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/4804-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB