Overview

overview

10

Static

static

1

ad4c85f855...9e.exe

windows7-x64

10

ad4c85f855...9e.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    ad4c85f8557f27d634c576983d359095dba4fd7a7f2e614ec6615109d106ce9e

  • Size

    993KB

  • Sample

    240418-bn2r5agb9s

  • MD5

    1d8293e3afb0f662daa9cb98f261b242

  • SHA1

    fc360154f0ecf671a51cc98477b784cb8931957f

  • SHA256

    ad4c85f8557f27d634c576983d359095dba4fd7a7f2e614ec6615109d106ce9e

  • SHA512

    be20420bc2ea105d67e7564485f3a29266091eafa7904e3bd2e1552eea98be19a44a78974c1d0a4d4bc9c33e1ef04cde1752941712e8350ff65914c60d1ad495

  • SSDEEP

    24576:vym/SbQP4ZuM15cTGdwAXImx0cvlG6kNGgGXAe7ZtVx:vy6SbQP4ZuMcpYIwv7kAweTVx

Score
10/10
remcosremotehostcollectionratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

176.31.142.221:7769

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-QLWO0M

  • 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

      ad4c85f8557f27d634c576983d359095dba4fd7a7f2e614ec6615109d106ce9e

    • Size

      993KB

    • MD5

      1d8293e3afb0f662daa9cb98f261b242

    • SHA1

      fc360154f0ecf671a51cc98477b784cb8931957f

    • SHA256

      ad4c85f8557f27d634c576983d359095dba4fd7a7f2e614ec6615109d106ce9e

    • SHA512

      be20420bc2ea105d67e7564485f3a29266091eafa7904e3bd2e1552eea98be19a44a78974c1d0a4d4bc9c33e1ef04cde1752941712e8350ff65914c60d1ad495

    • SSDEEP

      24576:vym/SbQP4ZuM15cTGdwAXImx0cvlG6kNGgGXAe7ZtVx:vy6SbQP4ZuMcpYIwv7kAweTVx

    Score
    10/10
    remcosremotehostcollectionratspywarestealer

    • Remcos

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

      ratremcos

    • Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

    • Detects executables built or packed with MPress PE compressor

    • Detects executables packed with SmartAssembly

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Checks computer location settings

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

    • 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 SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks