Overview

overview

10

Static

static

1

e20f061f25...c3.exe

windows7-x64

10

e20f061f25...c3.exe

windows10-2004-x64

10

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General

  • Target

    e20f061f25b4b7b804c8998e801a92a85ff57611552c90a17447bc39beefb7c3

  • Size

    2.2MB

  • Sample

    250125-jky6tsvjfm

  • MD5

    c895eb1282bc7c88ef96596f0c80e3f4

  • SHA1

    08f146b5afafed246c2ec102e35d3367c557ae32

  • SHA256

    e20f061f25b4b7b804c8998e801a92a85ff57611552c90a17447bc39beefb7c3

  • SHA512

    2403f7b1da540b5fbaf2d0a67cf9ef2f5e4d75eeb84473545c05818fe4f6896b8ec28222df4009167990cfb9d57fc0169deb65d755bf5f0bf24c19e2580d443a

  • SSDEEP

    24576:pD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPjYF4avnXJJPwx2:pp7E+QrFUBgq2SnL

Score
10/10
remcoshostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Botnet

Host

C2

213.183.58.19:4000

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    read.dat

  • keylog_flag

    false

  • keylog_folder

    CastC

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_sccafsoidz

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      e20f061f25b4b7b804c8998e801a92a85ff57611552c90a17447bc39beefb7c3

    • Size

      2.2MB

    • MD5

      c895eb1282bc7c88ef96596f0c80e3f4

    • SHA1

      08f146b5afafed246c2ec102e35d3367c557ae32

    • SHA256

      e20f061f25b4b7b804c8998e801a92a85ff57611552c90a17447bc39beefb7c3

    • SHA512

      2403f7b1da540b5fbaf2d0a67cf9ef2f5e4d75eeb84473545c05818fe4f6896b8ec28222df4009167990cfb9d57fc0169deb65d755bf5f0bf24c19e2580d443a

    • SSDEEP

      24576:pD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPjYF4avnXJJPwx2:pp7E+QrFUBgq2SnL

    Score
    10/10
    remcoshostdiscoverypersistencerat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • 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 Enterprise v15

Tasks