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Analysis

  • max time kernel
    119s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02/02/2025, 16:46

General

  • Target

    1a983211ac0536b6ed3fd76b28daf9be02e4d57fdd5fa94604b406d38fb3d557N.exe

  • Size

    65KB

  • MD5

    ffb0a68413a1a8d53ffa0f112cda1dd0

  • SHA1

    a5f4ae1e2b72557128e2693f71e37e09c39bbc38

  • SHA256

    1a983211ac0536b6ed3fd76b28daf9be02e4d57fdd5fa94604b406d38fb3d557

  • SHA512

    2ab5796002afa1f9496003009a1f6254ee4fd7e28ce0c1c6df35884464182ec75dfb6bb44b4d5adb584b22b4d3504545278f150b799a319a62f7646913b0c499

  • SSDEEP

    1536:+s1UStb0hB07c/dWhTffm55Scmnre8bSqvvvxVRyhUdR:+xbBYqoTffm5ccmrnZvnRsUdR

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 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 31 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1256
          • C:\Users\Admin\AppData\Local\Temp\1a983211ac0536b6ed3fd76b28daf9be02e4d57fdd5fa94604b406d38fb3d557N.exe
            "C:\Users\Admin\AppData\Local\Temp\1a983211ac0536b6ed3fd76b28daf9be02e4d57fdd5fa94604b406d38fb3d557N.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • 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:2380
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1328

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\tpddua.pif

            Filesize

            97KB

            MD5

            268e059d3f1b1e2a533205c84fb594e2

            SHA1

            23e053a2ec59725e4df295569b57bd618b63bd3d

            SHA256

            93f8a1d6a8c12a06c1b4f021f45db334809cfdfdd8768a0aa3821ea12eade025

            SHA512

            d7d58e86c3b617ca48df7b3562d63616b45c6b27195b382c6ef81a90a4032d233038f5d581fc4bdeb5a214deb09991f1d5a70df85eabd01c362cb48be1d7ff6d

          • memory/1116-12-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2380-34-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-30-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-22-0x00000000005A0000-0x00000000005A1000-memory.dmp

            Filesize

            4KB

          • memory/2380-20-0x00000000005A0000-0x00000000005A1000-memory.dmp

            Filesize

            4KB

          • memory/2380-4-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-19-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2380-7-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-9-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-6-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-24-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2380-23-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2380-5-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-11-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-8-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-10-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-31-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-33-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-32-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-3-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2380-40-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-37-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-38-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-36-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-42-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2380-43-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-50-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-51-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-53-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-55-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-56-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-59-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-63-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-65-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-67-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-69-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-70-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-1-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-136-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB