Overview

overview

10

Static

static

10

tmpbz1q1p0l.exe

windows10-ltsc_2021-x64

10

tmpbz1q1p0l.exe

windows10-2004-x64

10

tmpbz1q1p0l.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    tmpbz1q1p0l
  • Size 515KB
  • Sample260524-2t82hagy6k
  • SHA256 d550de93da7329aec21aeb9cb81edf335dc42507d53d0367445c15180737089f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosthundercollectiondiscoveryratsuricata

Malware Config

Extracted

Family

  • remcos

Version

  • 7.2.1 Pro

Botnet

  • THUNDER

C2

  • daroughgan8hajous20.duckdns.org:29810

  • daroughgan8hajous30.duckdns.org:29810

  • daroughgan8hajous40.duckdns.org:29810

  • daroughgan8hajous50.duckdns.org:29810

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    koehkss.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    kohuiests-TFIXSU

  • 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
      tmpbz1q1p0l
    • Size 515KB
    • SHA256 d550de93da7329aec21aeb9cb81edf335dc42507d53d0367445c15180737089f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    collectiondiscoveryremcosratsuricata

    • Family: Remcos

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

      ratremcos

    • Suricata alert: REMCOS RAT Malware Inbound C2 Communication

      Network activity triggered a Suricata alert

      suricataremcos

    • Suricata alert: REMCOS RAT Malware Outbound C2 Communication

      Network activity triggered a Suricata alert

      suricataremcos

    • Detected Nirsoft tools

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

    • Accesses Microsoft Outlook accounts

      collection

    • Accesses Microsoft Outlook profiles

      collection

    • Suspicious use of SetThreadContext

    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v16

Tasks