Overview

overview

10

Static

static

1

87edb4cf2f...cs.exe

windows7-x64

10

87edb4cf2f...cs.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    87edb4cf2fbaf60176d15721277cdea0_NeikiAnalytics.exe

  • Size

    1.5MB

  • Sample

    240619-e39castfka

  • MD5

    87edb4cf2fbaf60176d15721277cdea0

  • SHA1

    4eab12591841adf033c77580b51d631d956c33e7

  • SHA256

    b3e0941068d478fbf486afb1eb37e48e17eb6b9a9b47859b29d8c52bf120e05a

  • SHA512

    25b42b3887c06a283a99198bdc37c4b868e17ef7fa8fc8d4bff4f332ebdbccccfcad30301d8ee286748525491e44653f5209337dc11bd44ab5af4f9ea6198408

  • SSDEEP

    24576:nD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPj8/jL:np7E+QrFUBgq2e

Score
10/10
remcoshostpersistenceratspywarestealer

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

213.183.58.19:4000

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    read.dat

  • keylog_flag

    false

  • keylog_folder

    CastC

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_sccafsoidz

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      87edb4cf2fbaf60176d15721277cdea0_NeikiAnalytics.exe

    • Size

      1.5MB

    • MD5

      87edb4cf2fbaf60176d15721277cdea0

    • SHA1

      4eab12591841adf033c77580b51d631d956c33e7

    • SHA256

      b3e0941068d478fbf486afb1eb37e48e17eb6b9a9b47859b29d8c52bf120e05a

    • SHA512

      25b42b3887c06a283a99198bdc37c4b868e17ef7fa8fc8d4bff4f332ebdbccccfcad30301d8ee286748525491e44653f5209337dc11bd44ab5af4f9ea6198408

    • SSDEEP

      24576:nD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPj8/jL:np7E+QrFUBgq2e

    Score
    10/10
    remcoshostpersistenceratspywarestealer

    • Remcos

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

      ratremcos

    • 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

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

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

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks