Overview

overview

10

Static

static

3

75ef5c2c26...8d.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    75ef5c2c26d3ccc5719073b3a6f2e1a3124843ef91bf5b65f7afdab4a90f9d8d.exe

  • Size

    474KB

  • Sample

    240129-jla6dsefbn

  • MD5

    25ba729a1538d68ad33fe36ca0548181

  • SHA1

    1f87157d8d29b9d40b0e1ad6eb4617ba684c8f1a

  • SHA256

    75ef5c2c26d3ccc5719073b3a6f2e1a3124843ef91bf5b65f7afdab4a90f9d8d

  • SHA512

    86816fb6b3157e397a43828fcdc8dd7c0488ad7e634c49ecd13c12e28c0a88872f40c50287a4a01200638906a6781c6a38f6349374dc91b3c3c6f1ba5dfefbf9

  • SSDEEP

    12288:6a7r+1Jt7W+FFqQ5xrW2nPD4EdaMAboDO:Fr+1T7W+7q+CCP8DqO

Score
10/10
guloaderremcos2024collectiondownloaderpersistenceratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

2024

C2

72.11.158.94:1604

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    vexplorers.exe

  • copy_folder

    vexplorers

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-800RNZ

  • 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

      75ef5c2c26d3ccc5719073b3a6f2e1a3124843ef91bf5b65f7afdab4a90f9d8d.exe

    • Size

      474KB

    • MD5

      25ba729a1538d68ad33fe36ca0548181

    • SHA1

      1f87157d8d29b9d40b0e1ad6eb4617ba684c8f1a

    • SHA256

      75ef5c2c26d3ccc5719073b3a6f2e1a3124843ef91bf5b65f7afdab4a90f9d8d

    • SHA512

      86816fb6b3157e397a43828fcdc8dd7c0488ad7e634c49ecd13c12e28c0a88872f40c50287a4a01200638906a6781c6a38f6349374dc91b3c3c6f1ba5dfefbf9

    • SSDEEP

      12288:6a7r+1Jt7W+FFqQ5xrW2nPD4EdaMAboDO:Fr+1T7W+7q+CCP8DqO

    Score
    10/10
    guloaderremcos2024collectiondownloaderpersistenceratspywarestealer

    • 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

    • Executes dropped EXE

    • 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

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

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