Analysis

  • max time kernel
    27s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 05:55

General

  • Target

    d56a484f0649046f52782b7b43c7b488ebf19f9fb3c241bb2be4b98889c05246N.dll

  • Size

    120KB

  • MD5

    b928344ea666338eed019ba95b2ac740

  • SHA1

    df4a303be4b4fbc362ebd0eb68f3b00bd3df0afe

  • SHA256

    d56a484f0649046f52782b7b43c7b488ebf19f9fb3c241bb2be4b98889c05246

  • SHA512

    60ec9b5071f49703bec91a308347c160e02094da6de0aefdfd77d31659facaed12fd0c5efe6e03822da823f158eabeedbee1b6d80598ffca9d4a46c33e7d74b9

  • SSDEEP

    3072:taGnIp5u97Rf0AhWCyPqlyDjptFxRboZla/MxBGMU:ta0IEiAaKyf/RbP/M

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 26 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 42 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:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1236
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\d56a484f0649046f52782b7b43c7b488ebf19f9fb3c241bb2be4b98889c05246N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2380
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\d56a484f0649046f52782b7b43c7b488ebf19f9fb3c241bb2be4b98889c05246N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2576
              • C:\Users\Admin\AppData\Local\Temp\f77ea6e.exe
                C:\Users\Admin\AppData\Local\Temp\f77ea6e.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:1216
              • C:\Users\Admin\AppData\Local\Temp\f77ec42.exe
                C:\Users\Admin\AppData\Local\Temp\f77ec42.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:2664
              • C:\Users\Admin\AppData\Local\Temp\f780628.exe
                C:\Users\Admin\AppData\Local\Temp\f780628.exe
                4⤵
                • Executes dropped EXE
                PID:568
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:828

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            256B

            MD5

            ae812e1d178f84511f9cf8bd5f75a56a

            SHA1

            2919cc6e2b18c35a5b448d3e6db92ac665e3f605

            SHA256

            ba3c4d5d2277a64d976f4df27f69a128c186add7a80f4650c61fdcbe9729b44f

            SHA512

            8e3f3c13c85f9f334696a148239044ed6e4bfd2019ee05b4ca83c2db514b2c4235811597339287b5dd1f89655342c5000356ca6db56147b1af8d70fdfc3c73ee

          • \Users\Admin\AppData\Local\Temp\f77ea6e.exe

            Filesize

            97KB

            MD5

            ab4282a4ed201ad52268c315f45a0777

            SHA1

            62f57a51a98fa6cccb08c7b40764410c2b6d5e63

            SHA256

            04b07aea4c75f558264332eff3dddabd111907d975610d63ddcd693ba6a09a31

            SHA512

            540ae990d806d6c76e6c6634528ae5a35c1c894232fbb648c776d765f0d4c65d0b6f9259613c9ce6be857d5e4591b7e937929391b98be3e71679bef4d936268a

          • memory/568-135-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/568-194-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/568-79-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/568-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/568-104-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/568-103-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1120-24-0x0000000001F00000-0x0000000001F02000-memory.dmp

            Filesize

            8KB

          • memory/1216-22-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-13-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-47-0x00000000004B0000-0x00000000004B2000-memory.dmp

            Filesize

            8KB

          • memory/1216-15-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-108-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-21-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-55-0x00000000004B0000-0x00000000004B2000-memory.dmp

            Filesize

            8KB

          • memory/1216-18-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-23-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-82-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-20-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-19-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-41-0x00000000004C0000-0x00000000004C1000-memory.dmp

            Filesize

            4KB

          • memory/1216-17-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-105-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-16-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-86-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-154-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1216-60-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-61-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-62-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-63-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-64-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-66-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-67-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-80-0x00000000004B0000-0x00000000004B2000-memory.dmp

            Filesize

            8KB

          • memory/1216-155-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-85-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/1216-81-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2576-56-0x0000000000300000-0x0000000000312000-memory.dmp

            Filesize

            72KB

          • memory/2576-8-0x0000000000210000-0x0000000000222000-memory.dmp

            Filesize

            72KB

          • memory/2576-30-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2576-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2576-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2576-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2576-31-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2576-39-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2576-54-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2576-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2576-75-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2576-57-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2664-125-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2664-59-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2664-99-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2664-100-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2664-167-0x00000000009A0000-0x0000000001A5A000-memory.dmp

            Filesize

            16.7MB

          • memory/2664-190-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2664-189-0x00000000009A0000-0x0000000001A5A000-memory.dmp

            Filesize

            16.7MB

          • memory/2664-95-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB