Overview

overview

10

Static

static

1

fbfbfbfbfb...fb.rtf

windows7-x64

10

fbfbfbfbfb...fb.rtf

windows10-2004-x64

1

Sharing

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General

  • Target

    fbfbfbfbfbfbfbfbfbfbfbfbffbf####################fbfbfbfbfb.doc

  • Size

    23KB

  • Sample

    230608-lbbehsdf22

  • MD5

    7e59937dcacd711b717c66c93b90e398

  • SHA1

    aa234257efec0d8e3aed263c657ffb1b5100c293

  • SHA256

    a6ab84a16ff322997f35be4f417d8989d66fee60fa075477892e14b5c631ffd2

  • SHA512

    233aa6885cebd6b0e035ee1ae40b00a6d40f77ad7614c031989b337d74916442f92dfe8f9e0f61f2c48fb105d0140446296a68418908cc1ce4965c82e67b5674

  • SSDEEP

    384:a7OchXQ6aiiSYxXux5JZQT+48EA03XDN6XFwBzxuLvFBnydxF+ZPWuErxuwpeY/7:a77q6PCuxnw8AXUXxv7nBErXpeYelV4n

Score
10/10
remcosremotehostrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

pekonomiana.duckdns.org:30491

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

  • install_path

    %Temp%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-EORWFM

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      fbfbfbfbfbfbfbfbfbfbfbfbffbf####################fbfbfbfbfb.doc

    • Size

      23KB

    • MD5

      7e59937dcacd711b717c66c93b90e398

    • SHA1

      aa234257efec0d8e3aed263c657ffb1b5100c293

    • SHA256

      a6ab84a16ff322997f35be4f417d8989d66fee60fa075477892e14b5c631ffd2

    • SHA512

      233aa6885cebd6b0e035ee1ae40b00a6d40f77ad7614c031989b337d74916442f92dfe8f9e0f61f2c48fb105d0140446296a68418908cc1ce4965c82e67b5674

    • SSDEEP

      384:a7OchXQ6aiiSYxXux5JZQT+48EA03XDN6XFwBzxuLvFBnydxF+ZPWuErxuwpeY/7:a77q6PCuxnw8AXUXxv7nBErXpeYelV4n

    Score
    10/10
    remcosremotehostrat

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Exploitation for Client Execution

1
T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks