Overview

overview

10

Static

static

10

97495c8622...98.exe

windows7-x64

10

97495c8622...98.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    97495c8622198ded0c7900667e021c4d1aaac9e1ce7ed8c7bc3b213644304b98

  • Size

    482KB

  • Sample

    250113-d6nz4atnhv

  • MD5

    e61d35b4c0deb8fecc6433b5a7428de7

  • SHA1

    0775f95b8987295db7dabef76f5a248bd667a1d6

  • SHA256

    97495c8622198ded0c7900667e021c4d1aaac9e1ce7ed8c7bc3b213644304b98

  • SHA512

    432086fcc5cef2eb1c4df51a753ede7a352488e58ad2e956a47815580794da2aa941f68bdb826bb3031d15bae110f7d8b4f982e9e9cb1be2fcf298e24d16e077

  • SSDEEP

    12288:x13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQ1S:jak/mBXTV/R0nEF76gFZi

Score
10/10
remcoswinslogondiscoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

remcos

Botnet

winslogon

C2

194.180.48.18:45265

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    winslogon.exe

  • copy_folder

    winslogon

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    winslogon

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    winslogon-BNBAGB

  • screenshot_crypt

    true

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    true

  • take_screenshot_time

    60

  • take_screenshot_title

    pay;money;wallet;dashboard;notpad;password;login;user;payment;signin;crypto;metamask;bitcoin;secret;phrase;seed;seedphrase

Targets

    • Target

      97495c8622198ded0c7900667e021c4d1aaac9e1ce7ed8c7bc3b213644304b98

    • Size

      482KB

    • MD5

      e61d35b4c0deb8fecc6433b5a7428de7

    • SHA1

      0775f95b8987295db7dabef76f5a248bd667a1d6

    • SHA256

      97495c8622198ded0c7900667e021c4d1aaac9e1ce7ed8c7bc3b213644304b98

    • SHA512

      432086fcc5cef2eb1c4df51a753ede7a352488e58ad2e956a47815580794da2aa941f68bdb826bb3031d15bae110f7d8b4f982e9e9cb1be2fcf298e24d16e077

    • SSDEEP

      12288:x13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQ1S:jak/mBXTV/R0nEF76gFZi

    Score
    10/10
    remcoswinslogondiscoveryevasionpersistencerattrojan

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • UAC bypass

      evasiontrojan

    • Adds policy Run key to start application

      persistence

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks