Overview

overview

10

Static

static

5

2c9e0f36dc...38.exe

windows7-x64

10

2c9e0f36dc...38.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2c9e0f36dceb0c4a806dc23512747ee70a487fce3ad4a38474ea31f321e0f438.exe

  • Size

    1.1MB

  • Sample

    250128-gkjp2ayqhy

  • MD5

    4a68fcc65f2114cf8127638deef5556c

  • SHA1

    887de09e6250980552c8755e8a6b1c7837befc9c

  • SHA256

    2c9e0f36dceb0c4a806dc23512747ee70a487fce3ad4a38474ea31f321e0f438

  • SHA512

    c532ab47ca926212691262b829eb911644449d9f0e37d5f6b37d0703ab07e6abe61a7488820151cad176eb854b92ab5c7445c0bc8dc676332dda8ecb527f1767

  • SSDEEP

    24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WYN:Xu0c++OCvkGs9Fak4BYN

Score
10/10
remcosremotehostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

2.2.0 Pro

Botnet

RemoteHost

C2

185.217.1.142:3337

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    3

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    true

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-VBI2IL

  • 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

Targets

    • Target

      2c9e0f36dceb0c4a806dc23512747ee70a487fce3ad4a38474ea31f321e0f438.exe

    • Size

      1.1MB

    • MD5

      4a68fcc65f2114cf8127638deef5556c

    • SHA1

      887de09e6250980552c8755e8a6b1c7837befc9c

    • SHA256

      2c9e0f36dceb0c4a806dc23512747ee70a487fce3ad4a38474ea31f321e0f438

    • SHA512

      c532ab47ca926212691262b829eb911644449d9f0e37d5f6b37d0703ab07e6abe61a7488820151cad176eb854b92ab5c7445c0bc8dc676332dda8ecb527f1767

    • SSDEEP

      24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WYN:Xu0c++OCvkGs9Fak4BYN

    Score
    10/10
    remcosremotehostdiscoverypersistencerat

    • Modifies WinLogon for persistence

      persistence

    • 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

    • Adds Run key to start application

      persistence

    • Modifies WinLogon

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks