Overview

overview

10

Static

static

1

9278d07272...e7.rtf

windows7-x64

10

9278d07272...e7.rtf

windows10-2004-x64

1

Sharing

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General

  • Target

    9278d07272accaf33d132bb6dbf6a7e7.rtf

  • Size

    74KB

  • Sample

    240418-kywhjagf33

  • MD5

    9278d07272accaf33d132bb6dbf6a7e7

  • SHA1

    2baca87c9698a70badda973491cdb8fdc82982d5

  • SHA256

    5aebe72f050d5977cccf05c5c21bd56dab2c8caf96b9edcf9b1bcfabcf0702fc

  • SHA512

    34efd47cc1960994b46211979e0f2cc158d3a87d1af61e9d904d28481a3313129100c46556caa9c27e9309aac162a354df8893d1211ca85d17947b8daf5c405e

  • SSDEEP

    1536:TdgqOavGX0Rg0irVBw0hyRHnmAZwzWsl9fvIeFWnRmTM3PdCxjws1fEheLL7Xbl5:Td+avE0Rg0irVBw0hyRHnmAZcXfvIeFN

Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

sembe.duckdns.org:14645

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

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    notess

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Rmc-P0AEMX

  • 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

      9278d07272accaf33d132bb6dbf6a7e7.rtf

    • Size

      74KB

    • MD5

      9278d07272accaf33d132bb6dbf6a7e7

    • SHA1

      2baca87c9698a70badda973491cdb8fdc82982d5

    • SHA256

      5aebe72f050d5977cccf05c5c21bd56dab2c8caf96b9edcf9b1bcfabcf0702fc

    • SHA512

      34efd47cc1960994b46211979e0f2cc158d3a87d1af61e9d904d28481a3313129100c46556caa9c27e9309aac162a354df8893d1211ca85d17947b8daf5c405e

    • SSDEEP

      1536:TdgqOavGX0Rg0irVBw0hyRHnmAZwzWsl9fvIeFWnRmTM3PdCxjws1fEheLL7Xbl5:Td+avE0Rg0irVBw0hyRHnmAZcXfvIeFN

    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Blocklisted process makes network request

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Exploitation for Client Execution

1
T1203

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

2
T1112

Credential Access

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks