Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 23:22

General

  • Target

    4d0a4dcdeec04f7c52348917d43e012e6665ca090ad25a5ba9cb844f3d8f8a00.dll

  • Size

    120KB

  • MD5

    317c2b9be6c98f56457d0f8cb3fd41b7

  • SHA1

    e5ea097b408ff0dbeed5f8ae644096e60c5ac9b1

  • SHA256

    4d0a4dcdeec04f7c52348917d43e012e6665ca090ad25a5ba9cb844f3d8f8a00

  • SHA512

    61c6382f829e33b862c99ef019605e5acb9d26e0ce1c105b1846f3dd0ff432a64933fc6e6dd6055ef18d08b0695683d15796a130bf239942b7a31f091fd9dab7

  • SSDEEP

    3072:jJUAM5JRCZomxeNa0G0jwM8Oj1MD1fMvYhk7O5Er:NU7jRbmxea0G0jC1fxC3

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 12 IoCs

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

  • UPX packed file 27 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 45 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • 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\4d0a4dcdeec04f7c52348917d43e012e6665ca090ad25a5ba9cb844f3d8f8a00.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2584
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d0a4dcdeec04f7c52348917d43e012e6665ca090ad25a5ba9cb844f3d8f8a00.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2056
              • C:\Users\Admin\AppData\Local\Temp\f76cdab.exe
                C:\Users\Admin\AppData\Local\Temp\f76cdab.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:2412
              • C:\Users\Admin\AppData\Local\Temp\f76cf60.exe
                C:\Users\Admin\AppData\Local\Temp\f76cf60.exe
                4⤵
                • Executes dropped EXE
                PID:604
              • C:\Users\Admin\AppData\Local\Temp\f76ec33.exe
                C:\Users\Admin\AppData\Local\Temp\f76ec33.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:2692
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1060

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            5670604d7fca495da10c26971fb8dfd8

            SHA1

            2b18c0ab4c3df0d4c6ee97735e9bfe2bc0187fe8

            SHA256

            dda5f232cdbd35f9adf98fc62e26303ec7eea9d93707df8542f802dbacfcc806

            SHA512

            b5f5da2b5566dc7cc376f335b0d5084fc6662e645953996c4638dab589b496049b403041f7a2cdc8d12799b9fd51a7436d75162b33c06f391adac41349d693be

          • \Users\Admin\AppData\Local\Temp\f76cdab.exe

            Filesize

            97KB

            MD5

            22b5ce56a221b8e92051cd3aafa91c34

            SHA1

            6383d9d7df6632c2f9f6e7bce017be1a42425934

            SHA256

            5809c850eeb0359477ce617a961c4756c2e6334d7053083c160af7b342e7f529

            SHA512

            8b13fd3ddf22d8bcb5567ecefb2b31fc302f6dd7aa9ae2a9941a2cd70746a2bcd48bf93fb5410611d3b3de728c0eea19975783e5e444d801cafb09fa84d66278

          • memory/604-61-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/604-148-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/604-100-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/604-99-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/604-94-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/1112-26-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2056-70-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2056-77-0x0000000000500000-0x0000000000512000-memory.dmp

            Filesize

            72KB

          • memory/2056-36-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2056-37-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2056-71-0x0000000000500000-0x0000000000512000-memory.dmp

            Filesize

            72KB

          • memory/2056-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2056-81-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2056-45-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2056-57-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2056-9-0x00000000001B0000-0x00000000001C2000-memory.dmp

            Filesize

            72KB

          • memory/2056-59-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2056-58-0x00000000002C0000-0x00000000002D2000-memory.dmp

            Filesize

            72KB

          • memory/2056-52-0x00000000002C0000-0x00000000002D2000-memory.dmp

            Filesize

            72KB

          • memory/2412-64-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-113-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-18-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-22-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-21-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-62-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-63-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-48-0x0000000000450000-0x0000000000452000-memory.dmp

            Filesize

            8KB

          • memory/2412-65-0x0000000000450000-0x0000000000452000-memory.dmp

            Filesize

            8KB

          • memory/2412-66-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-49-0x0000000000450000-0x0000000000452000-memory.dmp

            Filesize

            8KB

          • memory/2412-17-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-20-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-19-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-82-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-83-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-85-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-15-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-14-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2412-16-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-143-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2412-13-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-104-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-106-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-107-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-109-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-111-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2412-46-0x00000000004B0000-0x00000000004B1000-memory.dmp

            Filesize

            4KB

          • memory/2412-144-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2692-101-0x00000000003B0000-0x00000000003B1000-memory.dmp

            Filesize

            4KB

          • memory/2692-103-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2692-102-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2692-163-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2692-162-0x0000000000A80000-0x0000000001B3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2692-203-0x0000000000A80000-0x0000000001B3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2692-204-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB