Overview

overview

10

Static

static

1

OFFER - FL...93.exe

windows7-x64

10

OFFER - FL...93.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    OFFER - FLG 80460-7946893.exe

  • Size

    1.1MB

  • Sample

    230324-qk384see56

  • MD5

    f2121e6f89567e460e1d5db6d2ac8740

  • SHA1

    2c6b0077b423e11bbfa00b9446f5f8614acd33df

  • SHA256

    2010a7e1a136a9881ba4db4beb99088ea77ea2997d36e6d1d16fc696b34fda8b

  • SHA512

    85084597c888169c742beffa119aea1cbd862238b05ff96b49c460aed350bc04deedbbb2fa3a4c7e8c1a9b6763fbcece529f332703bc04826235cbd3c4b5f391

  • SSDEEP

    24576:M+dborkAeFc65AX4LdHCcbnbUqcXG1+JIL66hP:M+dErkq0HCczbnY2l

Score
10/10
remcosremotehostcollectionpersistenceratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

212.193.30.230:3330

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

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-VPI7TY

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      OFFER - FLG 80460-7946893.exe

    • Size

      1.1MB

    • MD5

      f2121e6f89567e460e1d5db6d2ac8740

    • SHA1

      2c6b0077b423e11bbfa00b9446f5f8614acd33df

    • SHA256

      2010a7e1a136a9881ba4db4beb99088ea77ea2997d36e6d1d16fc696b34fda8b

    • SHA512

      85084597c888169c742beffa119aea1cbd862238b05ff96b49c460aed350bc04deedbbb2fa3a4c7e8c1a9b6763fbcece529f332703bc04826235cbd3c4b5f391

    • SSDEEP

      24576:M+dborkAeFc65AX4LdHCcbnbUqcXG1+JIL66hP:M+dErkq0HCczbnY2l

    Score
    10/10
    remcosremotehostcollectionpersistenceratspywarestealer

    • 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

    • Checks computer location settings

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

    • 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 SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

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

Tasks