General

  • Target

    05092024_1425_05092024_INQUIRY#46789-SEPT24.gz

  • Size

    233KB

  • Sample

    240905-rrrz4atcmf

  • MD5

    cbd36e3ed7e966d300cbd23326b1a94b

  • SHA1

    d171086d109e785fe188cf18d5f862747529703a

  • SHA256

    e84f4db6e71cfed342d3633636843eb4ee4f35510a77302a0d5fb60c41950755

  • SHA512

    b17abd8f414d5843dde8cabb83433c86cee0f3058aa7e0db991b87d51016e80071ae37dd41b4e9fd6d2b9c62ebc4460368649dbc65e6477c44a0db2ebb2826a8

  • SSDEEP

    6144:OmMgKKKq7dlR0XFECJFnu0jZrDY4vXraCEY4:OH7q5lGRm8Xn0

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://ia601606.us.archive.org/10/items/deathnote_202407/deathnote.jpg

exe.dropper

https://ia601606.us.archive.org/10/items/deathnote_202407/deathnote.jpg

Extracted

Family

remcos

Botnet

AUG

C2

64.188.18.85:4455

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    xlorers.exe

  • copy_folder

    xlorers

  • 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-R2Z38E

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      INQUIRY#46789-SEPT24.js

    • Size

      598KB

    • MD5

      c8b12fea7ec0d77f7eadb64361e5468a

    • SHA1

      f519767ce53d69819384afc7d545f3c5940ae717

    • SHA256

      337aa8b9b2cdaca9eae51830b6ccc6040339a93f3dd0f1946ffb0a697e4a9bb9

    • SHA512

      9b52cb572f6fdbb1c66ac582e41d2ed8fef9130e311f9b8b2429197c6c0ba7ab3776c5ca2d3140aee6a74ec79d824b0d8410a7b3f4469cf6b07435a89d554542

    • SSDEEP

      12288:SjoTUozZchVveIdNgwQrzQ6EFwg8VfEkNmDDjHO28gKMaNUeRWoTqLzBFdkVVM4X:QwJc8Fl2WI4T8LG

    • Remcos

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

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

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks