Overview

overview

10

Static

static

21f6a18eab...8b.exe

windows7-x64

10

21f6a18eab...8b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    21f6a18eab7f51f18819cbf97f353e32e2a2f11de7c0b8c8523eb7c90ea36b8b.exe

  • Size

    774KB

  • Sample

    221206-nye3bsee36

  • MD5

    2479c3d14c7d3127b996787da9222db4

  • SHA1

    46a343df094095b8edfcf85f7f5604c9b5619feb

  • SHA256

    21f6a18eab7f51f18819cbf97f353e32e2a2f11de7c0b8c8523eb7c90ea36b8b

  • SHA512

    f118b9e83452722f8c0ae14b6c6622b3eaf4605a0fd927f26c744ed8c30c52aae210c246f3ab3ca3574e49767e65c55485d300916faeaed5aef88d0f17bc0642

  • SSDEEP

    24576:WloNG3Dp09hOX3Mq3jaXhMsFjCshXMQJvTEzNksiD1:WV3DW9hWcqT8Xh8EbG

Score
10/10
remcossunshinemicrosoftpersistencephishingrat

Malware Config

Extracted

Family

remcos

Botnet

sunshine

C2

sunshine08.ddns.net:5687

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

    remcos

  • mouse_option

    false

  • mutex

    Rmc-BQS99W

  • 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

      21f6a18eab7f51f18819cbf97f353e32e2a2f11de7c0b8c8523eb7c90ea36b8b.exe

    • Size

      774KB

    • MD5

      2479c3d14c7d3127b996787da9222db4

    • SHA1

      46a343df094095b8edfcf85f7f5604c9b5619feb

    • SHA256

      21f6a18eab7f51f18819cbf97f353e32e2a2f11de7c0b8c8523eb7c90ea36b8b

    • SHA512

      f118b9e83452722f8c0ae14b6c6622b3eaf4605a0fd927f26c744ed8c30c52aae210c246f3ab3ca3574e49767e65c55485d300916faeaed5aef88d0f17bc0642

    • SSDEEP

      24576:WloNG3Dp09hOX3Mq3jaXhMsFjCshXMQJvTEzNksiD1:WV3DW9hWcqT8Xh8EbG

    Score
    10/10
    remcossunshinepersistenceratmicrosoftphishing

    • Remcos

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

      ratremcos

    • Adds Run key to start application

      persistence

    • Detected potential entity reuse from brand microsoft.

      phishingmicrosoft

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks