Overview

overview

10

Static

static

1

fe83c58c10...af.vbs

windows7-x64

10

fe83c58c10...af.vbs

windows10-2004-x64

10

Sharing

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General

  • Target

    fe83c58c10bf7a111e0334e729d4417f63cd22f53cdafc00622a21cb456cbdaf.vbs

  • Size

    21KB

  • Sample

    240705-cf99zazdqk

  • MD5

    d3b1b5d5e6430ab5ac1a556483b324b3

  • SHA1

    d4183bb5f13a38cbd0e116ce91f10478c97274fe

  • SHA256

    fe83c58c10bf7a111e0334e729d4417f63cd22f53cdafc00622a21cb456cbdaf

  • SHA512

    803fb3f506e2a44e918a79fc4938633c0b35f72f4d38d66c4792992867c77a55fcdf8e38c19b9fb1fe0fb5be39a388982501e7df8d0155ef8ae7cce2527ac9b5

  • SSDEEP

    384:AmSVYCoWpf/LUUCBIAqpF0OU7E4yE3Fzes6e1+FUS:AmSVYkFLF/pFujyEEshA

Score
10/10
remcosremotehostcollectionrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

103.237.87.159:9462

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-LO8JHK

  • 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

      fe83c58c10bf7a111e0334e729d4417f63cd22f53cdafc00622a21cb456cbdaf.vbs

    • Size

      21KB

    • MD5

      d3b1b5d5e6430ab5ac1a556483b324b3

    • SHA1

      d4183bb5f13a38cbd0e116ce91f10478c97274fe

    • SHA256

      fe83c58c10bf7a111e0334e729d4417f63cd22f53cdafc00622a21cb456cbdaf

    • SHA512

      803fb3f506e2a44e918a79fc4938633c0b35f72f4d38d66c4792992867c77a55fcdf8e38c19b9fb1fe0fb5be39a388982501e7df8d0155ef8ae7cce2527ac9b5

    • SSDEEP

      384:AmSVYCoWpf/LUUCBIAqpF0OU7E4yE3Fzes6e1+FUS:AmSVYkFLF/pFujyEEshA

    Score
    10/10
    remcosremotehostratcollection

    • 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

    • Checks computer location settings

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

    • Accesses Microsoft Outlook accounts

      collection

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks