General

  • Target

    6432e96629806652156594eb8c7c5af3cc397dc7b5d871787db5be71ff6cdd1b.exe

  • Size

    145KB

  • Sample

    230506-16esrabe63

  • MD5

    2ef95efdbedb353a82497ab63aa39067

  • SHA1

    a7784438c0ca3e37d63fc409435f6a5e96f73f41

  • SHA256

    6432e96629806652156594eb8c7c5af3cc397dc7b5d871787db5be71ff6cdd1b

  • SHA512

    1c053e93ffb29b7ef556e898650e447e8f3c101e5eb491fdd68adebc98434745b69fabf959db3d5fb0993b2be8c06f448d0b031de88024d7a4d37fdcab8dbfad

  • SSDEEP

    3072:X3gonQnBpzMo4JPj5hMVXUgbRZlIwTqeq+3r7E4sf65NiJtmghrOy7BCRIVCNfD0:nDnyMVIZLT

Malware Config

Extracted

Family

remcos

Botnet

QUOTE

C2

172.93.164.93:2404

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Explorers.exe

  • copy_folder

    Explorers

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-8S6SMR

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Explorers

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      6432e96629806652156594eb8c7c5af3cc397dc7b5d871787db5be71ff6cdd1b.exe

    • Size

      145KB

    • MD5

      2ef95efdbedb353a82497ab63aa39067

    • SHA1

      a7784438c0ca3e37d63fc409435f6a5e96f73f41

    • SHA256

      6432e96629806652156594eb8c7c5af3cc397dc7b5d871787db5be71ff6cdd1b

    • SHA512

      1c053e93ffb29b7ef556e898650e447e8f3c101e5eb491fdd68adebc98434745b69fabf959db3d5fb0993b2be8c06f448d0b031de88024d7a4d37fdcab8dbfad

    • SSDEEP

      3072:X3gonQnBpzMo4JPj5hMVXUgbRZlIwTqeq+3r7E4sf65NiJtmghrOy7BCRIVCNfD0:nDnyMVIZLT

    • Detects Redline Stealer samples

      This rule detects the presence of Redline Stealer samples based on their unique strings.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Remcos

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

    • UAC bypass

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks