Overview

overview

10

Static

static

3

0a7f62793c...6e.exe

windows7-x64

10

0a7f62793c...6e.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

Sharing

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General

  • Target

    e6b91a52554e6adf43df0ffaa6b92d33.bin

  • Size

    415KB

  • Sample

    240628-drs1haybme

  • MD5

    e7c1c3544f4fa6c40b430e2d9b4dbd6d

  • SHA1

    49af3656e9c64b67ebba8c516ee569532644715e

  • SHA256

    c3dd479040f9634af3679f6c935d3740c751a7dfbb81971b43ff106fa6e83148

  • SHA512

    adcf90afb74a34ada7923f4f5633016d3c809700750b7114fb5fbb6eb214b4041a84cd6274b06ec88f5e0d4c6b7585c7fa13a2b6490815f670be72c19dd6c46e

  • SSDEEP

    12288:+9HVnh3fg1B7OcQLgME9GczxwPgEEsoqsoPXubATq:i6HOzEVwcz6PjkovVTq

Score
10/10
guloaderremcosremotehostcollectiondownloaderratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

204.10.160.132:2404

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-6UW0BP

  • 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

      0a7f62793ce40e99600c729a97d80c02b4f8c80d16c32f5edaa8a6eac48d416e.exe

    • Size

      428KB

    • MD5

      e6b91a52554e6adf43df0ffaa6b92d33

    • SHA1

      4000722ce7f9445e068892b3ed80c9151f7e8a47

    • SHA256

      0a7f62793ce40e99600c729a97d80c02b4f8c80d16c32f5edaa8a6eac48d416e

    • SHA512

      ea228dea9d90b67ddcea115c181fd06f07385a3497adade0f957c539cf44327259d5a1a0e36b5abb333e1c29af359743011a02c5fc1adce2e4549409d8a95ff5

    • SSDEEP

      12288:0JJz/7Ecm5WQVK69G14QIlQdBnVqS2xN9wR4:CxEx5WQM69z7QVqS4oG

    Score
    10/10
    guloaderremcosremotehostcollectiondownloaderratspywarestealer

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • 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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook accounts

      collection

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      960a5c48e25cf2bca332e74e11d825c9

    • SHA1

      da35c6816ace5daf4c6c1d57b93b09a82ecdc876

    • SHA256

      484f8e9f194ed9016274ef3672b2c52ed5f574fb71d3884edf3c222b758a75a2

    • SHA512

      cc450179e2d0d56aee2ccf8163d3882978c4e9c1aa3d3a95875fe9ba9831e07ddfd377111dc67f801fa53b6f468a418f086f1de7c71e0a5b634e1ae2a67cd3da

    • SSDEEP

      192:jVL7iZJX76BiqsO7+UZEw+RlthVEoC0O3XB:g7ssOpZs/hS3X

    Score
    3/10
    behavioral3behavioral4

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks