Overview

overview

10

Static

static

3

c867b11da5...1e.exe

windows7-x64

10

c867b11da5...1e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c867b11da5742af948844ca1067af51e.exe

  • Size

    7.5MB

  • Sample

    250123-tj267svmfv

  • MD5

    c867b11da5742af948844ca1067af51e

  • SHA1

    be978c0c697f6d0890e52aec37b70f9c0f66b5da

  • SHA256

    d6f9c8f0d85d3573661cc2223bdc362324d31c811038f65570b2b95ad5760353

  • SHA512

    9022c121f4e0c473104c48cc6ce97929dba39cd819b9c9d7f0658dca94364e5fd27c079a7140be6d93aef425fab68af9f6c88f1e64dfc68a01dbded0074b9105

  • SSDEEP

    196608:+pJhiSM1lFpCBzspCr60mP7AlwQFMazjdbr5O1nT:+pziSMOtO8lw2MGjh5+T

Score
10/10
remcossyst32discoveryrat

Malware Config

Extracted

Family

remcos

Botnet

Syst32

C2

5.252.153.86:4777

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    Log

  • mouse_option

    false

  • mutex

    Sys32-MEVWZR

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      c867b11da5742af948844ca1067af51e.exe

    • Size

      7.5MB

    • MD5

      c867b11da5742af948844ca1067af51e

    • SHA1

      be978c0c697f6d0890e52aec37b70f9c0f66b5da

    • SHA256

      d6f9c8f0d85d3573661cc2223bdc362324d31c811038f65570b2b95ad5760353

    • SHA512

      9022c121f4e0c473104c48cc6ce97929dba39cd819b9c9d7f0658dca94364e5fd27c079a7140be6d93aef425fab68af9f6c88f1e64dfc68a01dbded0074b9105

    • SSDEEP

      196608:+pJhiSM1lFpCBzspCr60mP7AlwQFMazjdbr5O1nT:+pziSMOtO8lw2MGjh5+T

    Score
    10/10
    remcossyst32discoveryrat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks