Overview

overview

10

Static

static

3

c0a3f3e598...18.exe

windows7-x64

10

c0a3f3e598...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c0a3f3e598d83fa8ee8a25857dd8eac7_JaffaCakes118

  • Size

    1.3MB

  • Sample

    241204-d8bsjsvrhm

  • MD5

    c0a3f3e598d83fa8ee8a25857dd8eac7

  • SHA1

    bb2d23cc6f0050192840861534d7f8e4d227c8fc

  • SHA256

    9df34db4426f1e4b552636fd8ac7d48c919ba88eb3f402280a43b451f6bcfc42

  • SHA512

    c4ded8b4d6e7dde536cf429ce54c50a979f43562ce137e7b82c0c5fd4ec216573ba87b4088a3ee4a0f4a1aa8a4cda0a41f088879835104a987ba9608b98bf2d2

  • SSDEEP

    24576:rAOcZAh/UjDCacEZHkbeNWe1E7mtq2D9lH38KyO14OuKOw7scoPE+FQYcXGI99:tl9Db97iBZlX8rO3JOzco8+6T99

Score
10/10
remcosremotehostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

3.1.5 Pro

Botnet

RemoteHost

C2

a2ztradiingventures.ddns.net:3814

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-J15A38

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    notepad;solitaire;

Targets

    • Target

      c0a3f3e598d83fa8ee8a25857dd8eac7_JaffaCakes118

    • Size

      1.3MB

    • MD5

      c0a3f3e598d83fa8ee8a25857dd8eac7

    • SHA1

      bb2d23cc6f0050192840861534d7f8e4d227c8fc

    • SHA256

      9df34db4426f1e4b552636fd8ac7d48c919ba88eb3f402280a43b451f6bcfc42

    • SHA512

      c4ded8b4d6e7dde536cf429ce54c50a979f43562ce137e7b82c0c5fd4ec216573ba87b4088a3ee4a0f4a1aa8a4cda0a41f088879835104a987ba9608b98bf2d2

    • SSDEEP

      24576:rAOcZAh/UjDCacEZHkbeNWe1E7mtq2D9lH38KyO14OuKOw7scoPE+FQYcXGI99:tl9Db97iBZlX8rO3JOzco8+6T99

    Score
    10/10
    remcosremotehostdiscoverypersistencerat

    • 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