Overview

overview

10

Static

static

a3a26e063f...89.exe

windows7_x64

10

a3a26e063f...89.exe

windows10-2004_x64

7

Sharing

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General

  • Target

    a3a26e063f982945e88e5d912789cb667e1b351d9277a4e550d556b1ba50a989

  • Size

    182KB

  • Sample

    220524-azqcssadc6

  • MD5

    673843fcf41d43e013021716cbd9e32b

  • SHA1

    8f1c7ef48d59ed27e90d6f4aeca803c10363f75d

  • SHA256

    a3a26e063f982945e88e5d912789cb667e1b351d9277a4e550d556b1ba50a989

  • SHA512

    c916adde38053c09f3a10fff5f5a245e774db16624f887021e1c425af3c06651e984d418821ed83ba1e9abf1775d32798d8d9f14ac1e9fcc35747848e25941b1

Score
10/10
remcosbuddyratrezer0

Malware Config

Extracted

Family

remcos

Version

2.5.0 Pro

Botnet

Buddy

C2

eastsidepapi.myq-see.com:6996

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Buddy.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

    Buddy-QTXQ69

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Buddy

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      a3a26e063f982945e88e5d912789cb667e1b351d9277a4e550d556b1ba50a989

    • Size

      182KB

    • MD5

      673843fcf41d43e013021716cbd9e32b

    • SHA1

      8f1c7ef48d59ed27e90d6f4aeca803c10363f75d

    • SHA256

      a3a26e063f982945e88e5d912789cb667e1b351d9277a4e550d556b1ba50a989

    • SHA512

      c916adde38053c09f3a10fff5f5a245e774db16624f887021e1c425af3c06651e984d418821ed83ba1e9abf1775d32798d8d9f14ac1e9fcc35747848e25941b1

    Score
    10/10
    remcosbuddyratrezer0

    • 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.

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

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

Tasks