Overview

overview

10

Static

static

3

JaffaCakes...aa.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    JaffaCakes118_1cececc0c2136ae507cbda82380546aa
  • Size 1.5MB
  • Sample250705-e872esak4x
  • SHA256 f935aa86278a25e8f537a4b2663d5f3126cc112aac450643edd1cff2c3cf35ab
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasarxredactualizacion documentalbackdoordiscoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • xred

C2

  • xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Extracted

Family

  • quasar

Version

  • 1.3.0.0

Botnet

  • Actualizacion Documental

C2

  • 186.84.246.201:4782

  • 127.0.0.1:4782

  • ratit.ddns.net:4782

Mutex

  • QSR_MUTEX_HbCnwpHlFsoAjuNoF7

Attributes
  • encryption_key

    GSLz2qMKs2BzaYANcPE6

  • install_name

    DatacenterUGPP.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    DataenterQuasar

  • subdirectory

    SubDir

Targets

    • Target
      JaffaCakes118_1cececc0c2136ae507cbda82380546aa
    • Size 1.5MB
    • SHA256 f935aa86278a25e8f537a4b2663d5f3126cc112aac450643edd1cff2c3cf35ab
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasarxredactualizacion documentalbackdoordiscoveryexecutionpersistencespywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Xred

      Xred is backdoor written in Delphi.

      backdoorxred

    • Xred family

      xred

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

3
T1012

Remote System Discovery

1
T1018

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks