Overview

overview

10

Static

static

1

639cfdfbff...cs.exe

windows7-x64

10

639cfdfbff...cs.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    639cfdfbff010fd8867a0511ee819750_NeikiAnalytics.exe

  • Size

    1.4MB

  • Sample

    240526-evw21afc88

  • MD5

    639cfdfbff010fd8867a0511ee819750

  • SHA1

    73d6e2c9c605eafb3ee260c047a83d69622a2c6a

  • SHA256

    3b6154ebe6f99baa90e7c7c2a73d47898eed72d548b90b32b916eca4f0c830fe

  • SHA512

    4541e3080e31e108d3027042b93e2b4d3facbbc83a088c07dd479dc2e6fd54ce282601755ce6bdd388e7f858f945170aa2fabf0b0d60636a01550b634b3c0bd4

  • SSDEEP

    24576:BD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPjoA:Bp7E+QrFUBgq29

Score
10/10
remcoshostpersistencerat

Malware Config

Extracted

Family

remcos

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

      639cfdfbff010fd8867a0511ee819750_NeikiAnalytics.exe

    • Size

      1.4MB

    • MD5

      639cfdfbff010fd8867a0511ee819750

    • SHA1

      73d6e2c9c605eafb3ee260c047a83d69622a2c6a

    • SHA256

      3b6154ebe6f99baa90e7c7c2a73d47898eed72d548b90b32b916eca4f0c830fe

    • SHA512

      4541e3080e31e108d3027042b93e2b4d3facbbc83a088c07dd479dc2e6fd54ce282601755ce6bdd388e7f858f945170aa2fabf0b0d60636a01550b634b3c0bd4

    • SSDEEP

      24576:BD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPjoA:Bp7E+QrFUBgq29

    Score
    10/10
    remcoshostpersistencerat

    • 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

    • 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

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks