Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    21/10/2023, 21:16

General

  • Target

    NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe

  • Size

    111KB

  • MD5

    2d7a07a09ff673a1d0b5c6040ac89920

  • SHA1

    e35071801c44248072e4adcc5ecb6ec99659e3e1

  • SHA256

    2adac4f64ddb84bd3f327125f1969b1b3bebeaa033e7c9a86a06887d58d6832c

  • SHA512

    315693e06277fd33954a7f50bae260dc52b0659e2d0856ea6139c3cb0c29e4e79817726af8f1d2667331acfa20ac94ec009120adfce6e5de7ac2aed88c3ffa87

  • SSDEEP

    3072:0gXdZW39P6D3XJC7gj7HcXvzQ/q7GE9gULC50lEL0kI:0eKN4sgj78fzsq7ia9kI

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/

http://klkjwre77638dfqwieuoi888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • UPX packed file 11 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1136
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:1724
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1272
          • C:\Users\Admin\AppData\Local\Temp\NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe
            "C:\Users\Admin\AppData\Local\Temp\NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Disables RegEdit via registry modification
            • Windows security modification
            • Checks whether UAC is enabled
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:372
        • C:\Windows\system32\Dwm.exe
          "C:\Windows\system32\Dwm.exe"
          1⤵
            PID:1192

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/372-26-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-21-0x0000000001EB0000-0x0000000001EB1000-memory.dmp

            Filesize

            4KB

          • memory/372-2-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-5-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-4-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-43-0x0000000000400000-0x0000000000449000-memory.dmp

            Filesize

            292KB

          • memory/372-6-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-9-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-12-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-19-0x0000000000530000-0x0000000000532000-memory.dmp

            Filesize

            8KB

          • memory/372-1-0x0000000000230000-0x0000000000279000-memory.dmp

            Filesize

            292KB

          • memory/372-23-0x0000000000530000-0x0000000000532000-memory.dmp

            Filesize

            8KB

          • memory/372-16-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-20-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-25-0x0000000001EB0000-0x0000000001EB1000-memory.dmp

            Filesize

            4KB

          • memory/372-0-0x0000000000400000-0x0000000000449000-memory.dmp

            Filesize

            292KB

          • memory/372-27-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-32-0x0000000000530000-0x0000000000532000-memory.dmp

            Filesize

            8KB

          • memory/372-36-0x0000000002030000-0x00000000030BE000-memory.dmp

            Filesize

            16.6MB

          • memory/372-42-0x0000000000230000-0x000000000023D000-memory.dmp

            Filesize

            52KB

          • memory/1136-7-0x0000000000410000-0x0000000000412000-memory.dmp

            Filesize

            8KB