Overview

overview

10

Static

static

3

0089414c86...b0.exe

windows7-x64

10

0089414c86...b0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0089414c86b90c54ea556a78703df8b0.exe

  • Size

    138KB

  • Sample

    240705-qgh4rsyfkn

  • MD5

    0089414c86b90c54ea556a78703df8b0

  • SHA1

    26b968f563b53326a66b2d7937bc66b659c95830

  • SHA256

    dc69e81692da39746371e9df42b66bb3ab2193860925c5227446a15bca82c712

  • SHA512

    cd93d7c7e3974d5b70a286092570bd2b50b2bf116db2c44314fdc36d148856edb56d218f579bfe356c4c59ed69c2db910de1ff6d3fb88ed872b4a2aaaa10138e

  • SSDEEP

    3072:xPd4n/M+WLcilrpgGH/GwY87mVmIXhIHt:xP6/M+WLckOBhVmIs

Score
10/10
remcoshostpersistencerat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

systemcontrol.ddns.net:45000

systemcontrol2.ddns.net:45000
Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    OfficeUpgrade.exe

  • copy_folder

    OfficeUpgrade

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    Upgrader.dat

  • keylog_flag

    false

  • keylog_folder

    Upgrader

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    req_khauflaoyr

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    OfficeUpgrade

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      0089414c86b90c54ea556a78703df8b0.exe

    • Size

      138KB

    • MD5

      0089414c86b90c54ea556a78703df8b0

    • SHA1

      26b968f563b53326a66b2d7937bc66b659c95830

    • SHA256

      dc69e81692da39746371e9df42b66bb3ab2193860925c5227446a15bca82c712

    • SHA512

      cd93d7c7e3974d5b70a286092570bd2b50b2bf116db2c44314fdc36d148856edb56d218f579bfe356c4c59ed69c2db910de1ff6d3fb88ed872b4a2aaaa10138e

    • SSDEEP

      3072:xPd4n/M+WLcilrpgGH/GwY87mVmIXhIHt:xP6/M+WLckOBhVmIs

    Score
    10/10
    remcoshostpersistencerat

    • 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

    • 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

1
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