Overview

overview

10

Static

static

SecuriteIn...15.exe

windows7-x64

10

SecuriteIn...15.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    161s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/11/2022, 10:28

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Report Analysis Logs

General

  • Target

    SecuriteInfo.com.W32.MSIL_Agent.EFA.gen.Eldorado.18921.5915.exe

  • Size

    6KB

  • MD5

    4b2718452c1fed11c60360fce90fbd19

  • SHA1

    25a8ba1ad496ab2a512cab0ab66f78d797708ec7

  • SHA256

    f7695b01e599cdc3e9da17666b1074d67669f3b19e5ed7d3f65dc073adc20e86

  • SHA512

    63371d9c148e9ef0e5d190270a5cda6dd705c34009b1fb542509b816c6592c22d194c4f4bd8dae5c1f6ff9332ffc7d7c27d433c40ab6b858108d79f65e50a30d

  • SSDEEP

    96:w5GHgJaUu0gI8wGJb7oJXy/VMv9nEZDHbZU3GnUODL:w5GAJlWx7oJXBRw5Uv0

Score
10/10
remcosremotepersistencerat

Malware Config

Extracted

Family

remcos

Botnet

Remote

C2

79.110.62.46:50499

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    windowss

  • mouse_option

    false

  • mutex

    fg4wer4s5trgfqewdc-WR9LLO

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

    ratremcos
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Agent.EFA.gen.Eldorado.18921.5915.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Agent.EFA.gen.Eldorado.18921.5915.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1872
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANQAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:384
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Agent.EFA.gen.Eldorado.18921.5915.exe
      C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Agent.EFA.gen.Eldorado.18921.5915.exe
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:2720

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/384-140-0x00000000079F0000-0x000000000806A000-memory.dmp

          Filesize

          6.5MB

          Download

        • memory/384-141-0x0000000006690000-0x00000000066AA000-memory.dmp

          Filesize

          104KB

          Download

        • memory/384-135-0x0000000002BD0000-0x0000000002C06000-memory.dmp

          Filesize

          216KB

          Download

        • memory/384-136-0x0000000005250000-0x0000000005878000-memory.dmp

          Filesize

          6.2MB

          Download

        • memory/384-137-0x0000000005AC0000-0x0000000005B26000-memory.dmp

          Filesize

          408KB

          Download

        • memory/384-138-0x0000000005B30000-0x0000000005B96000-memory.dmp

          Filesize

          408KB

          Download

        • memory/384-139-0x00000000061A0000-0x00000000061BE000-memory.dmp

          Filesize

          120KB

          Download

        • memory/1872-142-0x0000000008FC0000-0x0000000009052000-memory.dmp

          Filesize

          584KB

          Download

        • memory/1872-132-0x0000000000290000-0x0000000000298000-memory.dmp

          Filesize

          32KB

          Download

        • memory/1872-133-0x00000000066F0000-0x0000000006712000-memory.dmp

          Filesize

          136KB

          Download

        • memory/1872-143-0x0000000009BE0000-0x000000000A184000-memory.dmp

          Filesize

          5.6MB

          Download

        • memory/2720-145-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

          Download

        • memory/2720-146-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

          Download

        • memory/2720-147-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

          Download

        • memory/2720-148-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

          Download

        • memory/2720-149-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

          Download