Overview

overview

10

Static

static

3

d9ca69451f...b0.exe

windows7-x64

10

d9ca69451f...b0.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    d9ca69451f8d6de047b611b0a2bb2fb0

  • Size

    2.9MB

  • Sample

    240320-zmfehaag24

  • MD5

    d9ca69451f8d6de047b611b0a2bb2fb0

  • SHA1

    3fef1351d1f93497c64d6a4f9e29b0457556d01e

  • SHA256

    25db519f363bf80be2f7a1404cff650e738e95f5ab8f949fb1a1a59aa7f22f04

  • SHA512

    4d08ae68096caed0c614691f2e3ccb47a1b3de54887b34ab0344600576f19b6998110d32b7596dc94f0fe7508163c2d581e55ea8290430a20360ad2aa7f4fec5

  • SSDEEP

    49152:FYyR0m/cWZVFr10vbTCFc7XCcL/KfQyMy:FomTZLr10vbTCFc7XCcLi4yMy

Score
10/10
remcosgracedratrezer0

Malware Config

Extracted

Family

remcos

Version

2.5.0 Pro

Botnet

GRACED

C2

thankyoulord.ddns.net:5050

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-0S5XD9

  • 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

      d9ca69451f8d6de047b611b0a2bb2fb0

    • Size

      2.9MB

    • MD5

      d9ca69451f8d6de047b611b0a2bb2fb0

    • SHA1

      3fef1351d1f93497c64d6a4f9e29b0457556d01e

    • SHA256

      25db519f363bf80be2f7a1404cff650e738e95f5ab8f949fb1a1a59aa7f22f04

    • SHA512

      4d08ae68096caed0c614691f2e3ccb47a1b3de54887b34ab0344600576f19b6998110d32b7596dc94f0fe7508163c2d581e55ea8290430a20360ad2aa7f4fec5

    • SSDEEP

      49152:FYyR0m/cWZVFr10vbTCFc7XCcL/KfQyMy:FomTZLr10vbTCFc7XCcLi4yMy

    Score
    10/10
    remcosgracedratrezer0

    • Remcos

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

      ratremcos

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

      rezer0

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1
T1064

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Scripting

1
T1064

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks