Overview

overview

10

Static

static

1

SecuriteIn...23.rtf

windows7-x64

10

SecuriteIn...23.rtf

windows10-2004-x64

1

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General

  • Target

    SecuriteInfo.com.Exploit.ShellCode.69.14498.22623.rtf

  • Size

    72KB

  • Sample

    240420-lkb3eadf25

  • MD5

    bce2afb27ee0e6f7c7696384377941d9

  • SHA1

    784949119f9a0e8f33a9a6d877de4af4723c7d27

  • SHA256

    b2b8ef2a3bf64dd5531bd414e7f946c9f040ab2674bc73eb0d4af0d314623174

  • SHA512

    f60b9990bc2309b6c3a364710964eb19206672e3c7c08bd7a02e145a0f33762536691e5c168a7c9844c35a2857a6be609283a96bbe08ab4bcd293ee5279a7c51

  • SSDEEP

    1536:IXJHYanR12k0HtQ00cZ5iKBKEb0mNqgEmLDg8/RtPo8J6Xswq9i8uZYA5xOw0NXk:6Hn0HtQ00/KBKmNqglLE8Ztg8J6Xswqw

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

      SecuriteInfo.com.Exploit.ShellCode.69.14498.22623.rtf

    • Size

      72KB

    • MD5

      bce2afb27ee0e6f7c7696384377941d9

    • SHA1

      784949119f9a0e8f33a9a6d877de4af4723c7d27

    • SHA256

      b2b8ef2a3bf64dd5531bd414e7f946c9f040ab2674bc73eb0d4af0d314623174

    • SHA512

      f60b9990bc2309b6c3a364710964eb19206672e3c7c08bd7a02e145a0f33762536691e5c168a7c9844c35a2857a6be609283a96bbe08ab4bcd293ee5279a7c51

    • SSDEEP

      1536:IXJHYanR12k0HtQ00cZ5iKBKEb0mNqgEmLDg8/RtPo8J6Xswq9i8uZYA5xOw0NXk:6Hn0HtQ00/KBKmNqglLE8Ztg8J6Xswqw

    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