Overview

overview

10

Static

static

Roshan Bas...CV.exe

windows7-x64

10

Roshan Bas...CV.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Roshan Basnayaka CV_1.xz.zip

  • Size

    863KB

  • Sample

    230125-n9q9qshe8x

  • MD5

    d2e33e372b199abb6f30afb3ae157eeb

  • SHA1

    ab16a88d0947e0322d4926bf70653ff411677015

  • SHA256

    08b1feef06418988ebe21c6b47c7a0d9b593d5de5ae65f23c41c7092006d2261

  • SHA512

    b42af2a3270adac70cbeab80a1d4396fb3b995172a4eefc89392e22678283020112fadccd4b093dba41e9194056bed7d2006cf226d86b165c4beffc99cffe6c8

  • SSDEEP

    24576:ef4XG9y6Y9Tijb/z47hMGXXlYH3HPdGKkvU2XJfvEJq4:PXGYj9TAb/8VpxKkvUKfvEJR

Score
10/10
remcosxppersistencerat

Malware Config

Extracted

Family

remcos

Botnet

XP

C2

xpremcuz300622.ddns.net:3542

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    oos.exe

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Remcos-MMP2I7

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    kkl

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Roshan Basnayaka CV.exe

    • Size

      1017KB

    • MD5

      b1d073104bbfc0210465938d4d83cab3

    • SHA1

      3d56e396ec24127071e94226c4d5b654ffe3afc2

    • SHA256

      32c38d159ca596fc6f8696c7462299312a8b243dd4ea75086946494f5c5cd801

    • SHA512

      e797a37a74182b6a330874cb8616a341c5b8c6f736c9d0597e49bc8f5abf99a0bfa0b5f6a5578cb7bd6b1d557dfa7bac3d041ef30c1b42ffce1848ff8d3435f0

    • SSDEEP

      24576:fK9SwdINS9riJ77z47hiGZXJkHrxPdIKkQ2FL:6H9r0778VdzKkQQL

    Score
    10/10
    remcosxppersistencerat

    • Remcos

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

      ratremcos

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

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

Tasks