Overview

overview

10

Static

static

1

RFQ 518471 INTEX.rtf

windows7-x64

10

RFQ 518471 INTEX.rtf

windows10-2004-x64

1

Sharing

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General

  • Target

    RFQ 518471 INTEX.doc

  • Size

    244KB

  • Sample

    230418-qmr9mabf42

  • MD5

    9b7e9d8c1fb5b68e7c65cd753a0f4839

  • SHA1

    a339e65ceb0f5209d5e4b2e57c47e4b238f0cc8a

  • SHA256

    da99a459ebea6afd93adef1efbea4c6195f509b727c37ddd928ddb6cda0d3c3d

  • SHA512

    c8d998163552a9a962ef1beac6110982581b09fb7a3610b168b2010c39c886b9293c5fc86e06c0b570c0060f7ba556b04cc53884e42c59b0b81165621684ef8c

  • SSDEEP

    6144:stoY47WhBSC7pEwdwOS1zMiPpm1sYO0KC1cEv0hhKdJF1:s2j7WhB/tEwdwOiI+sKCPvUhKdJj

Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

katruda.duckdns.org:1992

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-X13KDJ

  • 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

      RFQ 518471 INTEX.doc

    • Size

      244KB

    • MD5

      9b7e9d8c1fb5b68e7c65cd753a0f4839

    • SHA1

      a339e65ceb0f5209d5e4b2e57c47e4b238f0cc8a

    • SHA256

      da99a459ebea6afd93adef1efbea4c6195f509b727c37ddd928ddb6cda0d3c3d

    • SHA512

      c8d998163552a9a962ef1beac6110982581b09fb7a3610b168b2010c39c886b9293c5fc86e06c0b570c0060f7ba556b04cc53884e42c59b0b81165621684ef8c

    • SSDEEP

      6144:stoY47WhBSC7pEwdwOS1zMiPpm1sYO0KC1cEv0hhKdJF1:s2j7WhB/tEwdwOiI+sKCPvUhKdJj

    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks