Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 05:53

General

  • Target

    96b1907f73ff20907d5e148d32952041aad3373900b2a58bb76a8bc5f880d3e3N.dll

  • Size

    120KB

  • MD5

    58d4243841f7cf87a4ef6f452913d800

  • SHA1

    c69319b1d3258415fa952d02c0bb51c4ff39639b

  • SHA256

    96b1907f73ff20907d5e148d32952041aad3373900b2a58bb76a8bc5f880d3e3

  • SHA512

    1fbaf3e93d7c9f47e1b35d6d0773ac2e3fc43c6dc81dff54a723b5801b768838b519707bae37c72389b595f8c5bc080f695efa8821b3880a5d21d9e127bb58c0

  • SSDEEP

    1536:YYz1+2mbOUZcziLHQyEukz38qKFvG+ROj42LuHGVjOOjTHIB5Zu:tRs6uLHEukWvGjuwOOjUBi

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
  • Loads dropped DLL 6 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 25 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1220
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\96b1907f73ff20907d5e148d32952041aad3373900b2a58bb76a8bc5f880d3e3N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2288
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\96b1907f73ff20907d5e148d32952041aad3373900b2a58bb76a8bc5f880d3e3N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2476
              • C:\Users\Admin\AppData\Local\Temp\f766f08.exe
                C:\Users\Admin\AppData\Local\Temp\f766f08.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:2908
              • C:\Users\Admin\AppData\Local\Temp\f76739a.exe
                C:\Users\Admin\AppData\Local\Temp\f76739a.exe
                4⤵
                • Executes dropped EXE
                PID:2884
              • C:\Users\Admin\AppData\Local\Temp\f768a84.exe
                C:\Users\Admin\AppData\Local\Temp\f768a84.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:2208
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1336

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            256B

            MD5

            b12967c84b732c6a4430ddaefade48aa

            SHA1

            408615d2ecd021731d27e8bbf6c2b94a777d2cbb

            SHA256

            aa0325ab81c413fec5cfb9dd01f6c2ddbec38993e4e819d21c245ec46d35b557

            SHA512

            86e79e884a2b6cc783ebf6691fcd47c2946ba9bdc4e3586ec002e480db2b9906e52723fd97d7de2481ac9ae328b031013f85feb01947082469ee7b031ff73cf5

          • \Users\Admin\AppData\Local\Temp\f766f08.exe

            Filesize

            97KB

            MD5

            d88b95ef63c046490ca6f3fb242dab98

            SHA1

            fa8fae0e5c956ea34cf970c137c83fe991e4075b

            SHA256

            8f36b6b61360b1312a801127812e2bd38b638552dadd12cb094a6a9acb89fbab

            SHA512

            faebde47bb13afb073a6008b3ea2981f64fce992de7f723e99d29748185fd74e473b16be11c7a59a16f624b73e4622e8457e6a05920637c776a279ee4b54314f

          • memory/1120-26-0x0000000000320000-0x0000000000322000-memory.dmp

            Filesize

            8KB

          • memory/2208-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2208-145-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2208-199-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2208-200-0x0000000000950000-0x0000000001A0A000-memory.dmp

            Filesize

            16.7MB

          • memory/2208-161-0x0000000000950000-0x0000000001A0A000-memory.dmp

            Filesize

            16.7MB

          • memory/2208-104-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2476-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2476-10-0x0000000000190000-0x00000000001A2000-memory.dmp

            Filesize

            72KB

          • memory/2476-77-0x0000000000190000-0x0000000000192000-memory.dmp

            Filesize

            8KB

          • memory/2476-33-0x00000000001C0000-0x00000000001C2000-memory.dmp

            Filesize

            8KB

          • memory/2476-5-0x0000000000190000-0x00000000001A2000-memory.dmp

            Filesize

            72KB

          • memory/2476-74-0x0000000000220000-0x0000000000232000-memory.dmp

            Filesize

            72KB

          • memory/2476-52-0x00000000001E0000-0x00000000001F2000-memory.dmp

            Filesize

            72KB

          • memory/2476-53-0x00000000001C0000-0x00000000001C2000-memory.dmp

            Filesize

            8KB

          • memory/2476-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2476-37-0x00000000001D0000-0x00000000001D1000-memory.dmp

            Filesize

            4KB

          • memory/2476-73-0x00000000001C0000-0x00000000001C2000-memory.dmp

            Filesize

            8KB

          • memory/2476-34-0x00000000001D0000-0x00000000001D1000-memory.dmp

            Filesize

            4KB

          • memory/2884-149-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2884-99-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2884-95-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2884-55-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2884-94-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2884-118-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2908-63-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-105-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-62-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-23-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-60-0x0000000000520000-0x0000000000522000-memory.dmp

            Filesize

            8KB

          • memory/2908-79-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-80-0x0000000000520000-0x0000000000522000-memory.dmp

            Filesize

            8KB

          • memory/2908-82-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-81-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-84-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-43-0x0000000000530000-0x0000000000531000-memory.dmp

            Filesize

            4KB

          • memory/2908-61-0x0000000000520000-0x0000000000522000-memory.dmp

            Filesize

            8KB

          • memory/2908-19-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-21-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-22-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-64-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-106-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-109-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-110-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-112-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-24-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-143-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2908-144-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-16-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-18-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-15-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-20-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-17-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB