Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2024 19:06

General

  • Target

    4e6913024ceb372e1a928a2c7917f6014433d35f0e75978b13c50520b9aaaf72N.dll

  • Size

    120KB

  • MD5

    5fd7a9f48ead5e94184d048557d03900

  • SHA1

    68ee3838f653072910e276ae2335cceccf0a657b

  • SHA256

    4e6913024ceb372e1a928a2c7917f6014433d35f0e75978b13c50520b9aaaf72

  • SHA512

    6e129a192fa9f572cb18f42ca8a65f9e2295943f07333e407040b8e7ecddb23fc9ec2c3336f5f1dd67f92b74b5bcc6b15c7380b05f58e84e36040c25a289bf55

  • SSDEEP

    1536:9eDocgkg2tbq0aSN20HRxZwZ9NseBvbg7LrXMLKBhhRMe+Q7LeG8yn225vO3o:9trIaOlxgjNDBvbg7XXMLQWQ/hDlO

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 28 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2996
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3068
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:1052
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4e6913024ceb372e1a928a2c7917f6014433d35f0e75978b13c50520b9aaaf72N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4088
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4e6913024ceb372e1a928a2c7917f6014433d35f0e75978b13c50520b9aaaf72N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4456
                      • C:\Users\Admin\AppData\Local\Temp\e5b6955.exe
                        C:\Users\Admin\AppData\Local\Temp\e5b6955.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 Program Files directory
                        • 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:1720
                      • C:\Users\Admin\AppData\Local\Temp\e5b6a40.exe
                        C:\Users\Admin\AppData\Local\Temp\e5b6a40.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1148
                      • C:\Users\Admin\AppData\Local\Temp\e5b90b3.exe
                        C:\Users\Admin\AppData\Local\Temp\e5b90b3.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:60
                      • C:\Users\Admin\AppData\Local\Temp\e5b90c3.exe
                        C:\Users\Admin\AppData\Local\Temp\e5b90c3.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2636
                • 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:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3944
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4028
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3336
                            • 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:2968
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4384

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e5b6955.exe

                                  Filesize

                                  97KB

                                  MD5

                                  0a4cf8761fad9e14419002de36ece950

                                  SHA1

                                  fbc4b8ef93875784650ce5f8a9a8514531eb2e49

                                  SHA256

                                  dd1bad46c7fe86c4a9a9dce39f9b03a937b7982af91b39bf3906f1a433ce1d1f

                                  SHA512

                                  281f664e6274a3170e78a82f481ea7ce37bd49f5b932e53fa39d64657b2a668fcedeccb19ce23aeb260c6774690ddf34510104a4c9eef53804e0fd042b3e67b9

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  7cc1b23ca704f76d2f86f077f96d4bef

                                  SHA1

                                  367c2c1fa35603c07e705c542ec2793bcd00309a

                                  SHA256

                                  6dc65f52a5033184b7d619387959b70b8d88f6f5aa7c801beae189714aeb586d

                                  SHA512

                                  0984b0be127a8fe7b7444696f51cf52104b3ad3d2d26f24dd360430a82af294032d10a7a36c0ef3c30984ac2e44d4a1ef0243ee0b576fe29c507610583b915cf

                                • memory/60-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/60-159-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/60-160-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/60-122-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/60-61-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/60-87-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/60-50-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/60-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1148-82-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1148-109-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1148-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1148-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1148-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1148-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1720-13-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-65-0x0000000003650000-0x0000000003652000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1720-17-0x0000000003E60000-0x0000000003E61000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1720-10-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-35-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-36-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-37-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-38-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-39-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-40-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1720-25-0x0000000003650000-0x0000000003652000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1720-54-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-15-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-14-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-22-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-9-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-33-0x0000000003650000-0x0000000003652000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1720-110-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1720-8-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-23-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-86-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-34-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-69-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-70-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-72-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-74-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-75-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-78-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-79-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-84-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1720-83-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2636-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2636-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2636-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2636-123-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2636-164-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4456-21-0x0000000001330000-0x0000000001332000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4456-18-0x0000000001330000-0x0000000001332000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4456-11-0x0000000001330000-0x0000000001332000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4456-12-0x0000000001340000-0x0000000001341000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4456-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4456-51-0x0000000001330000-0x0000000001332000-memory.dmp

                                  Filesize

                                  8KB