Overview

overview

10

Static

static

10

a5f81a6aab...8d.exe

windows7-x64

10

a5f81a6aab...8d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a5f81a6aab1ec4f11a07c8f5c1a981363017341eddcd7f8a7569acb3856ce78d

  • Size

    469KB

  • Sample

    240917-12ebesxfrp

  • MD5

    58c1d6a53fc99b39fda4a93d75d886f9

  • SHA1

    fa83cdf828a87aed7b25268d5e41e6e0fc2ef7f0

  • SHA256

    a5f81a6aab1ec4f11a07c8f5c1a981363017341eddcd7f8a7569acb3856ce78d

  • SHA512

    b3dee6eb5f5de7ba3925f7cd757faa739f84cda1765e8dd138a024fc6ab2cb4573aabc8cf612f7deca7f0a64df2291074028da99823b79cc985609335253d5b3

  • SSDEEP

    12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSeDn9:uiLJbpI7I2WhQqZ7eD9

Score
10/10
remcosremotehostdiscoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

accessories-retrieve.gl.at.ply.gg:13970

192.168.1.56:13970

accessories-retrieve.gl.at.ply.gg:9999
Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Solara2.exe

  • copy_folder

    Health

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %WinDir%\System32

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    filer32

  • keylog_path

    %WinDir%\System32

  • mouse_option

    false

  • mutex

    Rmc-7ARNVK

  • screenshot_crypt

    true

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %WinDir%\System32

  • screenshot_time

    10

  • startup_value

    WindowsHealth

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      a5f81a6aab1ec4f11a07c8f5c1a981363017341eddcd7f8a7569acb3856ce78d

    • Size

      469KB

    • MD5

      58c1d6a53fc99b39fda4a93d75d886f9

    • SHA1

      fa83cdf828a87aed7b25268d5e41e6e0fc2ef7f0

    • SHA256

      a5f81a6aab1ec4f11a07c8f5c1a981363017341eddcd7f8a7569acb3856ce78d

    • SHA512

      b3dee6eb5f5de7ba3925f7cd757faa739f84cda1765e8dd138a024fc6ab2cb4573aabc8cf612f7deca7f0a64df2291074028da99823b79cc985609335253d5b3

    • SSDEEP

      12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSeDn9:uiLJbpI7I2WhQqZ7eD9

    Score
    10/10
    remcosremotehostdiscoveryevasionpersistencerattrojan

    • Remcos

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

      ratremcos

    • UAC bypass

      evasiontrojan

    • Adds policy Run key to start application

      persistence

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks