Overview

overview

10

Static

static

10

TestforKio.exe

windows11-21h2-x64

10

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General

  • Target

    TestforKio.exe

  • Size

    3.1MB

  • Sample

    240629-xxakwsteqc

  • MD5

    47058cd2874396c053c1b9d90b987b99

  • SHA1

    9bbfa6ee0adfc5df280740906df97b4f45b611fa

  • SHA256

    e775b42335e7764a5bf9e695f68272c68fc68de16d20bd3b11af95632edcfc5b

  • SHA512

    cc3e5bfa9453880d34d33fa448fd06c2cf50608ad9dbfef59d7cbf46f76bdebc739973155fc3e365a008cd40022a1c1587b04342a95e38203625a24709ac545a

  • SSDEEP

    49152:fvnI22SsaNYfdPBldt698dBcjHNxDE/Ayk/JxvoGdJTHHB72eh2NT:fvI22SsaNYfdPBldt6+dBcjHNxzV

Score
10/10
quasarzzzzspywarestealertrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

zzzz

C2

8.tcp.ngrok.io:18001

Mutex

116e2822-047d-4b5c-ad10-563148a1a28e

Attributes
  • encryption_key

    C366BC97216329D1909524412E3ECB1EBC575D07

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      TestforKio.exe

    • Size

      3.1MB

    • MD5

      47058cd2874396c053c1b9d90b987b99

    • SHA1

      9bbfa6ee0adfc5df280740906df97b4f45b611fa

    • SHA256

      e775b42335e7764a5bf9e695f68272c68fc68de16d20bd3b11af95632edcfc5b

    • SHA512

      cc3e5bfa9453880d34d33fa448fd06c2cf50608ad9dbfef59d7cbf46f76bdebc739973155fc3e365a008cd40022a1c1587b04342a95e38203625a24709ac545a

    • SSDEEP

      49152:fvnI22SsaNYfdPBldt698dBcjHNxDE/Ayk/JxvoGdJTHHB72eh2NT:fvI22SsaNYfdPBldt6+dBcjHNxzV

    Score
    10/10
    quasarzzzzspywarestealertrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

1
T1552.001

Credentials in Registry

1
T1552.002

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks