Overview

overview

10

Static

static

7

b5f5e7aa48...91.exe

windows7-x64

10

b5f5e7aa48...91.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    b5f5e7aa484a9ecc43ae1b9ed6b5c191

  • Size

    1.4MB

  • Sample

    240305-3rynesch4x

  • MD5

    b5f5e7aa484a9ecc43ae1b9ed6b5c191

  • SHA1

    157fc3cdfc327a5c916ffd226dfa432deea8743c

  • SHA256

    4380a6c169281e2474044f59954b9112843e337f105d68e1b446a4722c6e0590

  • SHA512

    b19c272a9c091908cdac0895037b1ad835bf1b3776eb4c8c3e60cb72db878dcdd43bba5110328145343d0c3950466204d69689a1167008a4f6b6a6443234e0a2

  • SSDEEP

    24576:Y6yJMY9UFoRDhkeYM1jJR97zUbia9JVe0hs5WfBiERJchVML1bT6ES:3Y9UORVOM1jJHzaiape0hsABFRJch6Lm

Score
10/10
remcosgracedratrezer0upx

Malware Config

Extracted

Family

remcos

Version

2.5.0 Pro

Botnet

GRACED

C2

thankyoulord.ddns.net:5050

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-0S5XD9

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      b5f5e7aa484a9ecc43ae1b9ed6b5c191

    • Size

      1.4MB

    • MD5

      b5f5e7aa484a9ecc43ae1b9ed6b5c191

    • SHA1

      157fc3cdfc327a5c916ffd226dfa432deea8743c

    • SHA256

      4380a6c169281e2474044f59954b9112843e337f105d68e1b446a4722c6e0590

    • SHA512

      b19c272a9c091908cdac0895037b1ad835bf1b3776eb4c8c3e60cb72db878dcdd43bba5110328145343d0c3950466204d69689a1167008a4f6b6a6443234e0a2

    • SSDEEP

      24576:Y6yJMY9UFoRDhkeYM1jJR97zUbia9JVe0hs5WfBiERJchVML1bT6ES:3Y9UORVOM1jJHzaiape0hsABFRJch6Lm

    Score
    10/10
    remcosgracedratrezer0upx

    • Remcos

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

      ratremcos

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

      rezer0

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1
T1064

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Scripting

1
T1064

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks