Overview

overview

10

Static

static

10

JaffaCakes...03.exe

windows7-x64

10

JaffaCakes...03.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_d412692f582acd9abf0771e44b9a6915956b4633777078d3d488be6db7802203

  • Size

    124KB

  • Sample

    241224-2swpsazmhn

  • MD5

    e65c841c1e60c9f7884786817d48ef80

  • SHA1

    1d3a9707565dc33054b33756d3f91c5d0866d290

  • SHA256

    d412692f582acd9abf0771e44b9a6915956b4633777078d3d488be6db7802203

  • SHA512

    8f3d5f8d6b760e6370ecb9a0cdc3479196b3547f7ecd5c950202d3986ff306657e838e8e3595168c518a0fb371b4ecccc98cb22cfb7686f027749a7e97870d4f

  • SSDEEP

    3072:m1h1qaSs6IF9OK4b80S2Van4Va1cpcQjed5OzqhUaa:ih1qn3IF9Obbj/a1cpcQjeHOzqhUa

Score
10/10
remcosdevfahostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

2.5.0 Pro

Botnet

DEvfaHost

C2

194.5.99.218:2060

10.99.218.6:2060

10.99.218.6:2404
Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    10

  • connect_interval

    10

  • copy_file

    InstallCalc.exe

  • copy_folder

    InstallCalc

  • delete_file

    true

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %WinDir%\System32

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    InstallCalc

  • keylog_path

    %WinDir%\System32

  • mouse_option

    false

  • mutex

    InstallCalc-WY4IX6

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    InstallCalc

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      JaffaCakes118_d412692f582acd9abf0771e44b9a6915956b4633777078d3d488be6db7802203

    • Size

      124KB

    • MD5

      e65c841c1e60c9f7884786817d48ef80

    • SHA1

      1d3a9707565dc33054b33756d3f91c5d0866d290

    • SHA256

      d412692f582acd9abf0771e44b9a6915956b4633777078d3d488be6db7802203

    • SHA512

      8f3d5f8d6b760e6370ecb9a0cdc3479196b3547f7ecd5c950202d3986ff306657e838e8e3595168c518a0fb371b4ecccc98cb22cfb7686f027749a7e97870d4f

    • SSDEEP

      3072:m1h1qaSs6IF9OK4b80S2Van4Va1cpcQjed5OzqhUaa:ih1qn3IF9Obbj/a1cpcQjeHOzqhUa

    Score
    10/10
    remcosdevfahostdiscoverypersistencerat

    • Modifies WinLogon for persistence

      persistence

    • 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.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Modifies WinLogon

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks