Overview

overview

10

Static

static

10

unpaced.exe

windows7-x64

10

unpaced.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    unpaced.exe

  • Size

    128KB

  • Sample

    230325-rpe8hsfb8t

  • MD5

    c352c288a3dd998102ee306ad1c26e10

  • SHA1

    901a35d85e7bf23fe3e8956a61ddbc6ffe293efb

  • SHA256

    51253ebd215a9f0a66fe8a5aa65ae58885570f71437415fef49f8d2cd5232998

  • SHA512

    4d60fee342676b10da77c64e1869b1022e2d5948d9e58435e489c433bef909e82a363e384f5c85ad2532034bd783e848386f8991e5b1cd95cf0b346dc468228a

  • SSDEEP

    3072:mFh1qaSs6IF9OK4b80S2Van4Va1cpcQjed5OzqhUha:Ch1qn3IF9Obbj/a1cpcQjeHOzqhUh

Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

remcos

Version

2.5.0 Pro

Botnet

RemoteHost

C2

bekleyen.myq-see.com:2424

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    VLC.exe

  • copy_folder

    VLC

  • delete_file

    false

  • 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-001UHE

  • 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

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      unpaced.exe

    • Size

      128KB

    • MD5

      c352c288a3dd998102ee306ad1c26e10

    • SHA1

      901a35d85e7bf23fe3e8956a61ddbc6ffe293efb

    • SHA256

      51253ebd215a9f0a66fe8a5aa65ae58885570f71437415fef49f8d2cd5232998

    • SHA512

      4d60fee342676b10da77c64e1869b1022e2d5948d9e58435e489c433bef909e82a363e384f5c85ad2532034bd783e848386f8991e5b1cd95cf0b346dc468228a

    • SSDEEP

      3072:mFh1qaSs6IF9OK4b80S2Van4Va1cpcQjed5OzqhUha:Ch1qn3IF9Obbj/a1cpcQjeHOzqhUh

    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    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

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks