Analysis

  • max time kernel
    34s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-02-2025 22:34

General

  • Target

    73154c08adba5bb51b5d5b2f7578b3799efc93c43494f5fa47f7121e52339276.dll

  • Size

    120KB

  • MD5

    0366cf46244e1ac4bb56fc38d67a80a6

  • SHA1

    0621de8aaec978822d8b92352d555a296d7688c7

  • SHA256

    73154c08adba5bb51b5d5b2f7578b3799efc93c43494f5fa47f7121e52339276

  • SHA512

    6148b2d53979d2fc7dc2244415c93ee53a2e7dbb0b3b61fed99d8b932cf6301d3f44ba6552271932082946fd65eca78449339a65c69c5248c158f7e7d340a893

  • SSDEEP

    1536:Mdr0I0YGb3jiqvcX0zTCJbNj55iaJHDV0TtAfGYtZHbp6Y9q/gCP1BCVNddO:M+I0YGLjGJb9PqTtPYtlb8Y972eNu

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 11 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 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:756
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:760
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1012
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2552
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2584
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2780
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3380
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\73154c08adba5bb51b5d5b2f7578b3799efc93c43494f5fa47f7121e52339276.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1032
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\73154c08adba5bb51b5d5b2f7578b3799efc93c43494f5fa47f7121e52339276.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1176
                      • C:\Users\Admin\AppData\Local\Temp\e57b3cf.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b3cf.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:2936
                      • C:\Users\Admin\AppData\Local\Temp\e57b508.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b508.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2476
                      • C:\Users\Admin\AppData\Local\Temp\e57ebd7.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ebd7.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:3100
                      • C:\Users\Admin\AppData\Local\Temp\e57ec54.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ec54.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1908
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3536
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3732
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3832
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3896
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3972
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3656
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4188
                              • 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:3464
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:4172
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:724
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:1124
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:4828
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:2116

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Temp\e57b3cf.exe

                                            Filesize

                                            97KB

                                            MD5

                                            5668c5ff5af4d15725679c35e6163650

                                            SHA1

                                            846cd18a8b4f6aab8e4d629ce4799aea04f9166d

                                            SHA256

                                            0c5d22e67f56f2906dfd0f57e9c77963c36239c3327e32d5881f85c67ba45ca2

                                            SHA512

                                            10bb608a758ef60400697ee39b7c353bdc24c0fb51fdea28c33adcf4bf56d96401b7175596c10c891f9fdc01d3db87d7eeeae1e9e89dcb813696f74f3437dafd

                                          • C:\Windows\SYSTEM.INI

                                            Filesize

                                            257B

                                            MD5

                                            ab56879ff8f153101676c804817dd8ba

                                            SHA1

                                            94cb9e2d03ff3858e25be0f1cbd73ee8bc46f5c5

                                            SHA256

                                            db02820b6f76f9a43cba8b84f323ee82cc43090fec832ff598944151058f88bd

                                            SHA512

                                            b3c2f45a20d126f7dbd0fe9440b0bcb53a24cedaa32efd24a30e424b0dcdb28b7fd99c5c9cbecc768464889a731c2466cdc80f79a4091108b368850823019e29

                                          • memory/1176-51-0x00000000003E0000-0x00000000003E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1176-24-0x00000000003E0000-0x00000000003E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1176-13-0x00000000003F0000-0x00000000003F1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1176-29-0x00000000003E0000-0x00000000003E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1176-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                            Filesize

                                            128KB

                                          • memory/1176-12-0x00000000003E0000-0x00000000003E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1908-158-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/1908-61-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2476-99-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2476-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2476-40-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/2476-41-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2476-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2936-37-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-52-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2936-23-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-21-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-9-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-10-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-35-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-36-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-31-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-38-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-28-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-30-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2936-22-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-43-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-44-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-46-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-47-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-26-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2936-15-0x0000000001B30000-0x0000000001B31000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/2936-11-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-62-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-64-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-65-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-67-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-68-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-71-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-77-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-95-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2936-8-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-6-0x00000000007F0000-0x00000000018AA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2936-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/3100-100-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3100-102-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3100-154-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/3100-103-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3100-159-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB