Overview

overview

10

Static

static

Pay receipt.xlsx

windows7-x64

10

Pay receipt.xlsx

windows10-2004-x64

1

Sharing

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General

  • Target

    Pay receipt.xlsx

  • Size

    93KB

  • Sample

    220811-kepwmsfce6

  • MD5

    fd13823eeaf53ea02baf46d9960f8bbf

  • SHA1

    2b74906c8ec8c3c7d681f3129503745fce3ff7c8

  • SHA256

    6aa5ab3c4302ceaf8bdaf1937c72693909cddc56d3da6d48b4d4abe03444a61a

  • SHA512

    a0d6789a92b5f37168d8b39c9b509c6f5b681a8d4cb50818532e45fe4dbfc0f672e8afdd650df8d78aa16d85ca4953d81df47c57478a9b971c792438571bb5a3

Score
10/10
blustealerremcosremotehostcollectionratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

mail.deiomino.icu:45547

Attributes
  • audio_folder

    MicRecords

  • 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

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-93Q5F4

  • 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

Targets

    • Target

      Pay receipt.xlsx

    • Size

      93KB

    • MD5

      fd13823eeaf53ea02baf46d9960f8bbf

    • SHA1

      2b74906c8ec8c3c7d681f3129503745fce3ff7c8

    • SHA256

      6aa5ab3c4302ceaf8bdaf1937c72693909cddc56d3da6d48b4d4abe03444a61a

    • SHA512

      a0d6789a92b5f37168d8b39c9b509c6f5b681a8d4cb50818532e45fe4dbfc0f672e8afdd650df8d78aa16d85ca4953d81df47c57478a9b971c792438571bb5a3

    Score
    10/10
    blustealerremcosremotehostcollectionratspywarestealer

    • BluStealer

      A Modular information stealer written in Visual Basic.

      stealerblustealer

    • Remcos

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

      ratremcos

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook accounts

      collection

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks