Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-10-2024 10:34

General

  • Target

    460f978a27fedccc53114797eecc20c531239a999d3220cd4cbc3e78e221c318N.dll

  • Size

    120KB

  • MD5

    9ecab5f75f9ef4d56bb114bba718ffe0

  • SHA1

    b79c03aff74c46b0f8982f138e3bc65ba53df3b8

  • SHA256

    460f978a27fedccc53114797eecc20c531239a999d3220cd4cbc3e78e221c318

  • SHA512

    d4a4578706dd586877c69b4f1a558f19c765b34cd7e4f9274f1aab9be33b0cbbdd79ea6363236698c254ea052eea4b6c69c56f5efbd30daef7bfad24402a91f3

  • SSDEEP

    1536:CCmiZmT6lONOhc84N/dLnBD9NFuz1tOJUfS/FHIGVvsHoZAFMdNS:CRmD4N/JnBDfFNJUWW8GeNS

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 9 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • UPX packed file 23 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 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1108
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\460f978a27fedccc53114797eecc20c531239a999d3220cd4cbc3e78e221c318N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1960
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\460f978a27fedccc53114797eecc20c531239a999d3220cd4cbc3e78e221c318N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1268
              • C:\Users\Admin\AppData\Local\Temp\f76c17b.exe
                C:\Users\Admin\AppData\Local\Temp\f76c17b.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:1324
              • C:\Users\Admin\AppData\Local\Temp\f76c301.exe
                C:\Users\Admin\AppData\Local\Temp\f76c301.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • System policy modification
                PID:2812
              • C:\Users\Admin\AppData\Local\Temp\f76dce7.exe
                C:\Users\Admin\AppData\Local\Temp\f76dce7.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:2568
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1536

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f76c17b.exe

            Filesize

            97KB

            MD5

            eb55ec3292bc348a9d02ad2871cb8b6a

            SHA1

            3adea7ffa8c3533cb89b0d92667b932043c603be

            SHA256

            1dd4c2d5d1d1dea51984af407e987cda7d5b79318de0c53b575a2167814303ff

            SHA512

            e10ef7222972b587c869da13968f90606699578b7f1b9539e61aa44ec93653b9766239d20af535d78441952f9e14bf2f05f9d7ddfcd9276c677ea7fcc5ad952e

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            cf9f0068192078f53bb0330456890bdf

            SHA1

            5fff4fe98aeb7aa2d64e606df2ca09f57830d517

            SHA256

            ead66aa0f74461c936e8c02bb6ade1c6dacb9751d5b3702881e4306ba6211b41

            SHA512

            89c0d7a5979203141ce766b0bee90493083d746bf3d582ec19f16e3c169d9922096a51e548efd6c9c2315a7d5d86b265b8817c9e6346bc27c9923fe6b8e922eb

          • memory/1108-27-0x0000000002070000-0x0000000002072000-memory.dmp

            Filesize

            8KB

          • memory/1268-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1268-78-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/1268-80-0x00000000001C0000-0x00000000001C2000-memory.dmp

            Filesize

            8KB

          • memory/1268-44-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/1268-55-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/1268-58-0x0000000000250000-0x0000000000262000-memory.dmp

            Filesize

            72KB

          • memory/1268-56-0x0000000000250000-0x0000000000262000-memory.dmp

            Filesize

            72KB

          • memory/1268-35-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/1268-57-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/1268-8-0x00000000001C0000-0x00000000001D2000-memory.dmp

            Filesize

            72KB

          • memory/1268-34-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/1324-61-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-81-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/1324-47-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/1324-18-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-155-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-14-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-19-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-21-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-13-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-17-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-50-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/1324-20-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-15-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-62-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-63-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-64-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-65-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-67-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-68-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-45-0x0000000000560000-0x0000000000561000-memory.dmp

            Filesize

            4KB

          • memory/1324-11-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-16-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-83-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-84-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-86-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/1324-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1324-154-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1324-107-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-104-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2568-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2568-233-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2812-97-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2812-96-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2812-105-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2812-184-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2812-188-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2812-60-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2812-234-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB