Overview

overview

10

Static

static

10

decoded_3stage.ps1

windows7-x64

8

decoded_3stage.ps1

windows10-2004-x64

10

Sharing

Copy URL
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General

  • Target

    decoded_3stage.ps1

  • Size

    1023B

  • Sample

    231211-mzt27seab8

  • MD5

    49e37de2f7edc6ec685b974554e7f2fa

  • SHA1

    a7ce3554a0c0d9e5c95bcc0f8bcd92ad18099a23

  • SHA256

    52171e2ce416f16ddfc7eae063a610badf15a83da5fef831b0acd05e54906c59

  • SHA512

    2ca054158129052877d8ba4bae81abd8bda8abde508ee17edaf3de304a7d584b759f40fb2605c3b3aea1380f40f9d0d7b70b04e01f83247440dc1ac91a02e019

Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://uploaddeimagens.com.br/images/004/686/431/original/dll_vbe.jpg?1702073941
exe.dropper

https://uploaddeimagens.com.br/images/004/686/431/original/dll_vbe.jpg?1702073941

Extracted

Family

remcos

Botnet

RemoteHost

C2

top.noforabusers1.xyz:2090

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

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-1IWDHQ

  • 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

      decoded_3stage.ps1

    • Size

      1023B

    • MD5

      49e37de2f7edc6ec685b974554e7f2fa

    • SHA1

      a7ce3554a0c0d9e5c95bcc0f8bcd92ad18099a23

    • SHA256

      52171e2ce416f16ddfc7eae063a610badf15a83da5fef831b0acd05e54906c59

    • SHA512

      2ca054158129052877d8ba4bae81abd8bda8abde508ee17edaf3de304a7d584b759f40fb2605c3b3aea1380f40f9d0d7b70b04e01f83247440dc1ac91a02e019

    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Blocklisted process makes network request

    • 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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks