Overview

overview

10

Static

static

10

03ba551339...b7.exe

windows7-x64

10

03ba551339...b7.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    70c8fedbf07a7df7a906550d60dfec0f49f47ee0d7033c06838fada96aa22996

  • Size

    265KB

  • Sample

    240417-qdexyagf79

  • MD5

    8205afe4c13d2950c08974d0a15bb826

  • SHA1

    caa04317c9da14dacc9d3a016b390731bb37c92d

  • SHA256

    70c8fedbf07a7df7a906550d60dfec0f49f47ee0d7033c06838fada96aa22996

  • SHA512

    e14992663fd346bc114901ce397f45ebf8c5bd3a7d78e6468911e895110d063277b2be3dbaf3112fbdaeb00c8b241b49c8e301cf8ebfdd2afec6eb5253845ed1

  • SSDEEP

    6144:JASK3G6aB/enzfD20bQsJWCVvR4oni0rHyL49e:J2WrB/enzff92oniGHkWe

Score
10/10
remcosremotepersistencerat

Malware Config

Extracted

Family

remcos

Botnet

Remote

C2

leetboy.dynuddns.net:1998

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    svcs.exe

  • copy_folder

    microsofts

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    logsa

  • mouse_option

    false

  • mutex

    Rmc-3XK1S0

  • 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

      03ba551339062106448ff58cbc393338483439513ec8439497bf47153e13f4b7.exe

    • Size

      483KB

    • MD5

      06f5b8dffc6c138828adbc7f29cfc7f0

    • SHA1

      b59ef5d613a1e49c7034c3ee05780ce054ca0054

    • SHA256

      03ba551339062106448ff58cbc393338483439513ec8439497bf47153e13f4b7

    • SHA512

      e706a0b3b1981cac8ddcf81482b306b4538fbfbf5c332f2b484f8c503b66d73cd09ffaab0515ecb2063d1e4a27dc30a662cc0be4f5287d2982cfbb47c7dad893

    • SSDEEP

      6144:aXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZDAXYcNx5Gv:aX7tPMK8ctGe4Dzl4h2QnuPs/ZDIcv

    Score
    10/10
    remcosremotepersistencerat

    • Remcos

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

      ratremcos

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

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

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks