Overview

overview

10

Static

static

1

5e4a54ebcd...e1.hta

windows7-x64

8

5e4a54ebcd...e1.hta

windows10-2004-x64

10

Sharing

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General

  • Target

    5e4a54ebcde1ef6692e7a44b42ee370999babef758cc42b54d09138628e4afe1.hta

  • Size

    14KB

  • Sample

    250205-ece1rsxray

  • MD5

    938e35be516181974704aa4670095460

  • SHA1

    754242d1bf355648fbd2391736af51cc6b3d14c3

  • SHA256

    5e4a54ebcde1ef6692e7a44b42ee370999babef758cc42b54d09138628e4afe1

  • SHA512

    7cbdd534e019a0cddc385b962b9bdfccd6da760236f7b1687ace056479025269b60fccb10bc20de346f748d42f514c8d0695658dda75212ef076a267c49e9baf

  • SSDEEP

    96:NAT+4S9AT74SMuVNUtCPAT3ATJO4S7ATg:N4Q94V+CP434G74g

Score
10/10
remcosremotehostdefense_evasiondiscoveryexecutionrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

216.9.226.100:3898

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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

    true

  • install_flag

    false

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    mic

  • mouse_option

    false

  • mutex

    Rmc-Q9T2QD

  • 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

      5e4a54ebcde1ef6692e7a44b42ee370999babef758cc42b54d09138628e4afe1.hta

    • Size

      14KB

    • MD5

      938e35be516181974704aa4670095460

    • SHA1

      754242d1bf355648fbd2391736af51cc6b3d14c3

    • SHA256

      5e4a54ebcde1ef6692e7a44b42ee370999babef758cc42b54d09138628e4afe1

    • SHA512

      7cbdd534e019a0cddc385b962b9bdfccd6da760236f7b1687ace056479025269b60fccb10bc20de346f748d42f514c8d0695658dda75212ef076a267c49e9baf

    • SSDEEP

      96:NAT+4S9AT74SMuVNUtCPAT3ATJO4S7ATg:N4Q94V+CP434G74g

    Score
    10/10
    defense_evasiondiscoveryexecutionremcosremotehostrat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Blocklisted process makes network request

    • Evasion via Device Credential Deployment

      defense_evasionexecution

    • Checks computer location settings

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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks