Overview

overview

10

Static

static

3bc08e00ec...2e.exe

windows7-x64

10

3bc08e00ec...2e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3bc08e00ecef320c41b327060c3cbd2e

  • Size

    1.0MB

  • Sample

    220806-jzze5sehd7

  • MD5

    3bc08e00ecef320c41b327060c3cbd2e

  • SHA1

    9806b730358b838eb355efb793b657ff2ecc570a

  • SHA256

    fb1947ffed6c5538fc714caa887ad1ef47185a1e76fac318cd7b7a8216561619

  • SHA512

    d96d9385297541bac6e7833384ca54601061cc9425c4f7e57a0071796f1cf605110ee38839e9d93275986b000ee4a8e66ab7c1255c3e475ea96d3574c24b95e9

Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

37.0.14.206:3352

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

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Remcos-SSCE3Q

  • 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

      3bc08e00ecef320c41b327060c3cbd2e

    • Size

      1.0MB

    • MD5

      3bc08e00ecef320c41b327060c3cbd2e

    • SHA1

      9806b730358b838eb355efb793b657ff2ecc570a

    • SHA256

      fb1947ffed6c5538fc714caa887ad1ef47185a1e76fac318cd7b7a8216561619

    • SHA512

      d96d9385297541bac6e7833384ca54601061cc9425c4f7e57a0071796f1cf605110ee38839e9d93275986b000ee4a8e66ab7c1255c3e475ea96d3574c24b95e9

    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

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