Overview

overview

10

Static

static

3

JaffaCakes...e1.exe

windows7-x64

10

JaffaCakes...e1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_114ca984bed5235729c17eec5a64fbe1

  • Size

    744KB

  • Sample

    250106-f83x5sxmgs

  • MD5

    114ca984bed5235729c17eec5a64fbe1

  • SHA1

    66eff1922a7167868b079da344ff979773081ff2

  • SHA256

    63e83b892e02c8d7ae37f28156813ab3257e10c4e8ca10d58d0c18ed5482c72b

  • SHA512

    b1a1b9dba3c7d8dde7c79478e1c89bd21e16ada1c4e341aff4274d5dba2a9abbb6345a53fe521c1bf074bbdbdaca7ad07a60ce63b52ead64563eac1eb61f2992

  • SSDEEP

    12288:DYBcfZmzZKngr7bec9HFnpzLMI0/Te1PJSWQ7fzSVlQgchASBJu:DYBm04ndwVure1PJPKfmE3NBJ

Score
10/10
remcosgrace_2021discoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

3.2.1 Pro

Botnet

Grace_2021

C2

jamaru1444.myftp.biz:2019

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    win32.exe

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-NLZOMN

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    win

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      JaffaCakes118_114ca984bed5235729c17eec5a64fbe1

    • Size

      744KB

    • MD5

      114ca984bed5235729c17eec5a64fbe1

    • SHA1

      66eff1922a7167868b079da344ff979773081ff2

    • SHA256

      63e83b892e02c8d7ae37f28156813ab3257e10c4e8ca10d58d0c18ed5482c72b

    • SHA512

      b1a1b9dba3c7d8dde7c79478e1c89bd21e16ada1c4e341aff4274d5dba2a9abbb6345a53fe521c1bf074bbdbdaca7ad07a60ce63b52ead64563eac1eb61f2992

    • SSDEEP

      12288:DYBcfZmzZKngr7bec9HFnpzLMI0/Te1PJSWQ7fzSVlQgchASBJu:DYBm04ndwVure1PJPKfmE3NBJ

    Score
    10/10
    remcosgrace_2021discoverypersistencerat

    • 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