Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 08:27

General

  • Target

    cbecf9ae31ef1b5812d58def41f1e1bb3764804844ed2ae9fa7b8dec8c0c747b.exe

  • Size

    73KB

  • MD5

    f389e3e40e9d4dee41009296a62f67d9

  • SHA1

    47c7f45ad5471afe2324f17917616c806d2062e4

  • SHA256

    cbecf9ae31ef1b5812d58def41f1e1bb3764804844ed2ae9fa7b8dec8c0c747b

  • SHA512

    fd4a488af92a1382ae28224934f45ad2520f9503808bce42bcd944922c15a49d8da0776f0220c676547af8b267e5a181d1915fe29b6b3f440f0d3fc42c59ab14

  • SSDEEP

    1536:otUX5EfBHqmuYtKzwv5H1tgpJKvAy7uPxYUiqS6/JA5p+Fpv63OfEuqpRxQ:YE5EpHWwvt+KvV7uPKUGWJASgM0xQ

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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 27 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 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:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Users\Admin\AppData\Local\Temp\cbecf9ae31ef1b5812d58def41f1e1bb3764804844ed2ae9fa7b8dec8c0c747b.exe
            "C:\Users\Admin\AppData\Local\Temp\cbecf9ae31ef1b5812d58def41f1e1bb3764804844ed2ae9fa7b8dec8c0c747b.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:2408
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2032

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\xwukh.exe

            Filesize

            100KB

            MD5

            e821196fc4b27903568078f6eac1d683

            SHA1

            c8f76b53dd3cd320a88e5b771b0cb0038634ceef

            SHA256

            950a4dd7d372b16d13acb56f739424e89e8f2ca96909e85a8089f203a6fe5dc0

            SHA512

            0a64429dfa7195f9015a7c8c59109c79431910f5c5291c49a673a485e71b59d2a81842f2e9ae6a3f79caf8af610f6fdad9633a45cb8e2f5a4008c94f61d0c22c

          • memory/1112-11-0x0000000002070000-0x0000000002072000-memory.dmp

            Filesize

            8KB

          • memory/2408-29-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-64-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-10-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-9-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-24-0x0000000004080000-0x0000000004082000-memory.dmp

            Filesize

            8KB

          • memory/2408-23-0x0000000004080000-0x0000000004082000-memory.dmp

            Filesize

            8KB

          • memory/2408-8-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-22-0x00000000041D0000-0x00000000041D1000-memory.dmp

            Filesize

            4KB

          • memory/2408-20-0x00000000041D0000-0x00000000041D1000-memory.dmp

            Filesize

            4KB

          • memory/2408-19-0x0000000004080000-0x0000000004082000-memory.dmp

            Filesize

            8KB

          • memory/2408-6-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-7-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-26-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-32-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-5-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-4-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-27-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-28-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-1-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-3-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-25-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-33-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-35-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-36-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-39-0x0000000004080000-0x0000000004082000-memory.dmp

            Filesize

            8KB

          • memory/2408-38-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-51-0x0000000003F50000-0x0000000003F51000-memory.dmp

            Filesize

            4KB

          • memory/2408-53-0x0000000000850000-0x0000000000852000-memory.dmp

            Filesize

            8KB

          • memory/2408-52-0x0000000000850000-0x0000000000852000-memory.dmp

            Filesize

            8KB

          • memory/2408-55-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-57-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-60-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-63-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-31-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-66-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-73-0x0000000001D60000-0x0000000002DEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2408-77-0x0000000000850000-0x0000000000852000-memory.dmp

            Filesize

            8KB

          • memory/2408-0-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/2408-146-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB