Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 06:14

General

  • Target

    c408c71be1f4c3cc0f41edd4edfe9b72fe8760579123de4f553090a7cdbad322N.dll

  • Size

    120KB

  • MD5

    9eb6d978e4c1d79b6b84899f37f0f950

  • SHA1

    04ccfaead5a96c6c5e3dd2889cb8b178851a8f30

  • SHA256

    c408c71be1f4c3cc0f41edd4edfe9b72fe8760579123de4f553090a7cdbad322

  • SHA512

    0880fa1683c9b3ebb928d21e66fd06371607785acab76f2844e73b5a4de0a1e0fabee8a1847ebcbf439bb0b78ddbeeb9da80d35d9bafcf5cb071d3cf15da62bd

  • SSDEEP

    1536:E0O6HgE563cIYzfa1ZR7uvM3dBDUMmLs65xDhiqYXMTg8/mNlGs5U6NlUTDJF:nO6Ai6PZbdBg665xDUcF/mrR5jN6JF

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 15 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 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1088
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\c408c71be1f4c3cc0f41edd4edfe9b72fe8760579123de4f553090a7cdbad322N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2160
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\c408c71be1f4c3cc0f41edd4edfe9b72fe8760579123de4f553090a7cdbad322N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1248
              • C:\Users\Admin\AppData\Local\Temp\f76b3e4.exe
                C:\Users\Admin\AppData\Local\Temp\f76b3e4.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:3068
              • C:\Users\Admin\AppData\Local\Temp\f76b5a9.exe
                C:\Users\Admin\AppData\Local\Temp\f76b5a9.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
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2888
              • C:\Users\Admin\AppData\Local\Temp\f76d2aa.exe
                C:\Users\Admin\AppData\Local\Temp\f76d2aa.exe
                4⤵
                • Executes dropped EXE
                PID:2028
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1244

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            5c5be02c66f2e4e0fe636058f561772c

            SHA1

            36c6cddbcfac62963eb826dd44c54b8414e16805

            SHA256

            809e37a7af6c69b530252b57f22fd2756366463234ef50ec806764c4d4fd72fd

            SHA512

            de175fdb846e128b07c034d0c401558261a3798bf7ebcd4efd0a7832013a7c7801992832fc281d401facf131fbd1c1bc8cbee617ffc4570b609eb923d5fc1a94

          • \Users\Admin\AppData\Local\Temp\f76b3e4.exe

            Filesize

            97KB

            MD5

            dfce022d3fae16dea84078a6055dc248

            SHA1

            ba7b6ba3b64d42525bab4337563cc9bb1eed4787

            SHA256

            4bd9462bdbe07741a5aa6712377948e83a690a32bc1af9d785795902d292df15

            SHA512

            b7f49a210497e32a55cd114fe33949e86e678bc5cbda83e3cefe4174ca4dc3aa7c2d3a6c51e7563d71a1ed55c427abb966f0da666ac2e893724e80cfae965855

          • memory/1088-28-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/1248-61-0x0000000000280000-0x0000000000292000-memory.dmp

            Filesize

            72KB

          • memory/1248-36-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/1248-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1248-13-0x0000000000260000-0x0000000000272000-memory.dmp

            Filesize

            72KB

          • memory/1248-12-0x0000000000260000-0x0000000000272000-memory.dmp

            Filesize

            72KB

          • memory/1248-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1248-48-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/1248-59-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1248-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1248-35-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1248-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1248-81-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1248-60-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2028-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2028-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2028-86-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2028-130-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2028-201-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2028-104-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2888-197-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2888-105-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2888-162-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2888-63-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2888-107-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2888-100-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2888-196-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2888-129-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/3068-18-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-66-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-68-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-67-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-70-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-71-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-72-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-73-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-65-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-64-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-85-0x0000000002F00000-0x0000000002F02000-memory.dmp

            Filesize

            8KB

          • memory/3068-89-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-90-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-26-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-19-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-20-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-22-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-24-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-25-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-110-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-49-0x0000000002F10000-0x0000000002F11000-memory.dmp

            Filesize

            4KB

          • memory/3068-53-0x0000000002F00000-0x0000000002F02000-memory.dmp

            Filesize

            8KB

          • memory/3068-154-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-153-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3068-50-0x0000000002F00000-0x0000000002F02000-memory.dmp

            Filesize

            8KB

          • memory/3068-17-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-23-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-21-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/3068-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB