Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 07:02

General

  • Target

    1576a15cba5a0a9e24f0846b019db18434b7062a0cfd8fdc73a12b3ee62f0be4.dll

  • Size

    120KB

  • MD5

    1b84e8112f5b82d53f9205ba2655ccc4

  • SHA1

    c59d0a6ca58755cc020422a2f269a5727ab7e503

  • SHA256

    1576a15cba5a0a9e24f0846b019db18434b7062a0cfd8fdc73a12b3ee62f0be4

  • SHA512

    7556a19b35c1571e7a0bcdf1fb1ff454b1da74af172738d726fdc07968c6071a8acf8be3c4514ce3017e692eb08b6a285826456e38fadabadad45a2652b24243

  • SSDEEP

    1536:IawtvhzPFCLpSU7gvAzsIWI9Np/hBgASj+9d8AYRmXKWcmXVGvvlrXQfmmJ:IauvhztIAU7zzsZSNppBV3mXWcmokmmJ

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 17 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 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:1124
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\1576a15cba5a0a9e24f0846b019db18434b7062a0cfd8fdc73a12b3ee62f0be4.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1268
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\1576a15cba5a0a9e24f0846b019db18434b7062a0cfd8fdc73a12b3ee62f0be4.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2652
              • 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:2348
              • C:\Users\Admin\AppData\Local\Temp\f76cf6f.exe
                C:\Users\Admin\AppData\Local\Temp\f76cf6f.exe
                4⤵
                • Executes dropped EXE
                PID:2960
              • C:\Users\Admin\AppData\Local\Temp\f76e946.exe
                C:\Users\Admin\AppData\Local\Temp\f76e946.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:2772
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:672

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            97KB

            MD5

            cf4f0c4ed0258f2e372fe8a002602b51

            SHA1

            9083c4d1927115e28f7edad58659d71c3129e23e

            SHA256

            662c9e87d28efef397704048d62ab4f634f9e1798223322e14bc371f059bc6f6

            SHA512

            5a838ef66118cbeea1d63203917d46bca03afc2172a3df16fbbb61fa99c91e2977a5757d41358c360dce511fe21cdad2be70cda6a8904fe046ba4b90c3ecb0f1

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            48a6f21fb998aff53bc0af6b047f244d

            SHA1

            20eee30d68ef025ce4e88432f9a17c6dbce80829

            SHA256

            c3ce6139d011185c692d6efeeb6edd811758d92430276496470ff11fdae10bd0

            SHA512

            ee227c3dca014e051e891372410848802df17964d9ec969301d37c1e5cacced8b0537f8630d46561038b9391f72c835e53d2d2a2e33a1b1029a2be099c9f0274

          • memory/1124-28-0x0000000002170000-0x0000000002172000-memory.dmp

            Filesize

            8KB

          • memory/2348-62-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-152-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2348-19-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-20-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-17-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-21-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-14-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-50-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2348-49-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2348-22-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-47-0x0000000001870000-0x0000000001871000-memory.dmp

            Filesize

            4KB

          • memory/2348-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2348-15-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-69-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-63-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-64-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-65-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-85-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-83-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-13-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-18-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-16-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-80-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2348-153-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-86-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-66-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-68-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2652-9-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2652-57-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2652-77-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2652-36-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2652-37-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2652-46-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2652-59-0x0000000000420000-0x0000000000432000-memory.dmp

            Filesize

            72KB

          • memory/2652-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2652-60-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2772-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2772-131-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2772-105-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2772-169-0x0000000000950000-0x0000000001A0A000-memory.dmp

            Filesize

            16.7MB

          • memory/2772-209-0x0000000000950000-0x0000000001A0A000-memory.dmp

            Filesize

            16.7MB

          • memory/2772-210-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2960-100-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2960-95-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2960-126-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2960-157-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2960-103-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/2960-61-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB