Overview

overview

10

Static

static

10

70d30b2334...18.exe

windows7-x64

10

70d30b2334...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    70d30b23348309c31e6428730d77012f_JaffaCakes118

  • Size

    349KB

  • Sample

    240525-es3rrsec53

  • MD5

    70d30b23348309c31e6428730d77012f

  • SHA1

    2d3e3669099989d1bcbbf59170eaf0e66d82aef7

  • SHA256

    5304204c73f6a5ff58c1a9e784139111a477b274b29f93666ba9e0d5fd4f36f5

  • SHA512

    9cff8845e74094fa2daf19666b6817de04d9b96ae85b5a35f2313a4cc520b87f7fb30d88801d3a740877a89a46de4542ad124779148b5ef6ba9917a261effaa1

  • SSDEEP

    6144:yKMJx4pweP7kJS3i37EOv2l3e6NfAwfBMyb0ezPcLf/9t:yKoS8wOvEe6lzfBEmQ9t

Score
10/10
quasarrat2020spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

rat2020

C2

rat25565.ddns.net:25565

Mutex

QSR_MUTEX_N4xtXyWxcnI1berfYb

Attributes
  • encryption_key

    OtebFaj10j3Qk2642HWk

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    EpicGames Client

  • subdirectory

    SubDir

Targets

    • Target

      70d30b23348309c31e6428730d77012f_JaffaCakes118

    • Size

      349KB

    • MD5

      70d30b23348309c31e6428730d77012f

    • SHA1

      2d3e3669099989d1bcbbf59170eaf0e66d82aef7

    • SHA256

      5304204c73f6a5ff58c1a9e784139111a477b274b29f93666ba9e0d5fd4f36f5

    • SHA512

      9cff8845e74094fa2daf19666b6817de04d9b96ae85b5a35f2313a4cc520b87f7fb30d88801d3a740877a89a46de4542ad124779148b5ef6ba9917a261effaa1

    • SSDEEP

      6144:yKMJx4pweP7kJS3i37EOv2l3e6NfAwfBMyb0ezPcLf/9t:yKoS8wOvEe6lzfBEmQ9t

    Score
    10/10
    quasarrat2020spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks