Overview

overview

10

Static

static

1

a1b94e324b...04.vbs

windows7-x64

10

a1b94e324b...04.vbs

windows10-2004-x64

10

Sharing

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General

  • Target

    a1b94e324beb19da2cabb254652df7c75dfcdad3c099012bb10e06448198d204.vbs

  • Size

    22KB

  • Sample

    240706-kxsegstbjj

  • MD5

    8e3c190eff5e1e796f9cd8ac0eb18d0b

  • SHA1

    751c299c930a6975b1f311c3d645554d0cfe8654

  • SHA256

    a1b94e324beb19da2cabb254652df7c75dfcdad3c099012bb10e06448198d204

  • SHA512

    a83264a4fce9bcfb6be07acf57e3122fb6b3d4e6efe43c014da59b49d8809d6a51c898077243c1c953fbf2b25453968972b5ca29c9eefa4dbebcb3384db83a06

  • SSDEEP

    384:w2+0bMHc3lcf0ghreYjfrPQ8dmc6qRloM9zKzUn/r:y0cc3yfdNTY8dnbEUnT

Score
10/10
remcosremotehostcollectionrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

103.237.87.32:1999

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-VEYV6I

  • 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

      a1b94e324beb19da2cabb254652df7c75dfcdad3c099012bb10e06448198d204.vbs

    • Size

      22KB

    • MD5

      8e3c190eff5e1e796f9cd8ac0eb18d0b

    • SHA1

      751c299c930a6975b1f311c3d645554d0cfe8654

    • SHA256

      a1b94e324beb19da2cabb254652df7c75dfcdad3c099012bb10e06448198d204

    • SHA512

      a83264a4fce9bcfb6be07acf57e3122fb6b3d4e6efe43c014da59b49d8809d6a51c898077243c1c953fbf2b25453968972b5ca29c9eefa4dbebcb3384db83a06

    • SSDEEP

      384:w2+0bMHc3lcf0ghreYjfrPQ8dmc6qRloM9zKzUn/r:y0cc3yfdNTY8dnbEUnT

    Score
    10/10
    remcosremotehostcollectionrat

    • 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