Analysis

  • max time kernel
    40s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 12:08

General

  • Target

    845c40935a1daa17f91fd981e3ca2933f109fa24483be2ceb09eaed37cacdae9N.exe

  • Size

    97KB

  • MD5

    83d512a51fdbbc2f1144d8e8dafe85a0

  • SHA1

    b628319b0cee6b3a3effa7c9ab8e53dfb9c581a7

  • SHA256

    845c40935a1daa17f91fd981e3ca2933f109fa24483be2ceb09eaed37cacdae9

  • SHA512

    2ef8de99ca2cabd38d9bb2caddffa42dadda52eae0756001cc4a1df636bc36635b15251bfca83b43477a3bcf16e6c336fa58e9fb3ee4a954249e29855cfb845d

  • SSDEEP

    1536:ErD7prMQwMhyRms8O9zAqGz2Mc9TE6PxCKq7M5W3vnpOCt:lQwMhe7zPGzXxF7MwPpOC

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 14 IoCs

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

  • UPX packed file 30 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1240
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1324
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1388
          • C:\Users\Admin\AppData\Local\Temp\845c40935a1daa17f91fd981e3ca2933f109fa24483be2ceb09eaed37cacdae9N.exe
            "C:\Users\Admin\AppData\Local\Temp\845c40935a1daa17f91fd981e3ca2933f109fa24483be2ceb09eaed37cacdae9N.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • 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:2236
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1676

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1240-17-0x0000000001CA0000-0x0000000001CA2000-memory.dmp

            Filesize

            8KB

          • memory/2236-33-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-69-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-9-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-3-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-27-0x00000000005A0000-0x00000000005A1000-memory.dmp

            Filesize

            4KB

          • memory/2236-11-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-32-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-4-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-10-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-29-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2236-28-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2236-6-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-5-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-8-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-25-0x00000000005A0000-0x00000000005A1000-memory.dmp

            Filesize

            4KB

          • memory/2236-24-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2236-30-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-34-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-7-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-1-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-31-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-36-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-37-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-38-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-39-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-43-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2236-42-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-44-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-57-0x0000000002F50000-0x0000000002F52000-memory.dmp

            Filesize

            8KB

          • memory/2236-55-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

            Filesize

            4KB

          • memory/2236-60-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-61-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-64-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-68-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2236-72-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-74-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-75-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2236-101-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2236-102-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB