General

  • Target

    1.rar

  • Size

    914KB

  • Sample

    250121-la9wpawnhv

  • MD5

    9e882353502e0404494faa8a815bc95d

  • SHA1

    09fc3a1c2ef12ac5cb7dd5b42031190f4a90cbdb

  • SHA256

    9618c4ca10c548db5e97be2bcff2995bd631c20135ba3cb99631d6554e50b7dc

  • SHA512

    b389bc7e14b915ec8ce4aa0d214efb3bc490cb3ea71cc2649e76455b219002acaf2fad3f5a86b31281ef90f0321f8f36182f8f71faa77d939e2a2328285eb268

  • SSDEEP

    24576:HeSPXkvE5wZBXD0YDxjKkaXsFwUgDoNj2JFG4UO/bP:5PqbI8RysFwhoP4xbP

Malware Config

Extracted

Family

remcos

Botnet

54436

C2

jandupdate873.webredirect.org:45688

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

    538-8Q7AZ1

  • 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

      DHL AWB# 13700658 DOCS.exe

    • Size

      1.0MB

    • MD5

      4f7f4be9f7d4dce08243c683cde82441

    • SHA1

      05ae46d21d6ace8e5c6202d1721f429b9077a6fc

    • SHA256

      d82420c6174978cbfa6a7ece576ad2e5e3bc66324126298e46f5b1845b6a11b3

    • SHA512

      ecb7848144cf58974e089f0ea12d2a37ccf425f0e028407cfdcc9e160af5c574d699e7bf19b3442f890e9635fd400d7ae077d4acac092b306984de024c339d3f

    • SSDEEP

      24576:HrycfLAsNBbi6oRqh/Jlmi4oHU1Ca5YkC:HjfLAsNo62EhoC+YkC

    • Remcos

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

    • Remcos family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks