Overview

overview

10

Static

static

3

123c4f2b69...7f.exe

windows7-x64

10

123c4f2b69...7f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    123c4f2b6906e48abd2d541d78d10500e458804bfd9f83650d1a748511a7857f

  • Size

    1.2MB

  • Sample

    240112-2q7n9sgag6

  • MD5

    0fbddd861cd9d2fe373e0d3d704c5438

  • SHA1

    10214c88e4936cd2fb152f53e7ae47a66994110f

  • SHA256

    123c4f2b6906e48abd2d541d78d10500e458804bfd9f83650d1a748511a7857f

  • SHA512

    88dfa9b1df02a4ee0c481f03ac7bae3c4a00dc51fb51d4290b511f85ed3aa1b9880ec22cb02a74eeb6ce1ebde92e806968af0ab112587ebb8049565acf71f739

  • SSDEEP

    24576:4QbdhfWNFdxQL95o7kSBsoQTvrJHr6lx5kdpq:4GDONFdqZqkSBs9DVC5kdpq

Score
10/10
remcospcpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

PC

C2

107.175.229.139:8087

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

    Rmc-X5MJYU

  • 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

      123c4f2b6906e48abd2d541d78d10500e458804bfd9f83650d1a748511a7857f

    • Size

      1.2MB

    • MD5

      0fbddd861cd9d2fe373e0d3d704c5438

    • SHA1

      10214c88e4936cd2fb152f53e7ae47a66994110f

    • SHA256

      123c4f2b6906e48abd2d541d78d10500e458804bfd9f83650d1a748511a7857f

    • SHA512

      88dfa9b1df02a4ee0c481f03ac7bae3c4a00dc51fb51d4290b511f85ed3aa1b9880ec22cb02a74eeb6ce1ebde92e806968af0ab112587ebb8049565acf71f739

    • SSDEEP

      24576:4QbdhfWNFdxQL95o7kSBsoQTvrJHr6lx5kdpq:4GDONFdqZqkSBs9DVC5kdpq

    Score
    10/10
    remcospcpersistencerat

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks