Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    11-07-2024 17:29

General

  • Target

    Colours.exe

  • Size

    45KB

  • MD5

    b7e4200a8a35c06a5702cf96ae3cf113

  • SHA1

    98acd37605ced37c29717181ab76650f26069d6a

  • SHA256

    86b83b2e1ea05d9cc2f79c8d12b63ed4a9c47227943bbd0d1748c16b850e1b3a

  • SHA512

    d1c75a593124a5c4ee0fb745d97046a54dd72bb5cb76a730a497070bbe4f9d6f0df40ade1c7b88bbc114eee1c5ef98de2d40770be13f60d2fb56382b5e8e5bf7

  • SSDEEP

    768:/dhO/poiiUcjlJInJFH9Xqk5nWEZ5SbTDantWI7CPW5V:1w+jjgnXH9XqcnW85SbTEWId

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

krecgh.4cloud.click

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    nothingset

  • port

    3398

  • startup_name

    nothingset

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 48 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Colours.exe
    "C:\Users\Admin\AppData\Local\Temp\Colours.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /query /v /fo csv
      2⤵
        PID:2524
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\Colours.exe"
        2⤵
        • Deletes itself
        • Suspicious use of WriteProcessMemory
        PID:2992
        • C:\Windows\SysWOW64\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:2328

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2376-1-0x0000000001140000-0x0000000001152000-memory.dmp

        Filesize

        72KB

      • memory/2376-0-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

        Filesize

        4KB

      • memory/2376-2-0x0000000073D50000-0x000000007443E000-memory.dmp

        Filesize

        6.9MB

      • memory/2376-3-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

        Filesize

        4KB

      • memory/2376-4-0x0000000073D50000-0x000000007443E000-memory.dmp

        Filesize

        6.9MB

      • memory/2376-5-0x0000000073D50000-0x000000007443E000-memory.dmp

        Filesize

        6.9MB