Overview

overview

10

Static

static

10

schvine.exe

windows10-1703-x64

10

schvine.exe

windows10-2004-x64

10

schvine.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    schvine.exe

  • Size

    3.1MB

  • Sample

    240421-aqpd5sea38

  • MD5

    77c7750e215b1a45430ebeecc5973d14

  • SHA1

    5bdcb97d5b0f6520d03f76fd6879c092da44b2fe

  • SHA256

    9aa555e008f1af5330fc5362a4f024115185c896a8409d55559442b5d2a439af

  • SHA512

    954bb9f6a52bd5ff4924fdeae991440e7b6ad51aba000be8fe1100ed44616fba87bb9ba3feda0376e82e68990fcc21063f3a7c5a29e0d3c17bf1676c1cc3ff1e

  • SSDEEP

    49152:Dvkt62XlaSFNWPjljiFa2RoUYIBVuh9LoGdRdTHHB72eh2NT:Dv462XlaSFNWPjljiFXRoUYIBVuh1

Score
10/10
quasarslavespywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

SLAVE

C2

uk2.localto.net:38035

Mutex

cc0a2b76-665e-4e16-b318-5ee02270fbcd

Attributes
  • encryption_key

    D7F09F1F0B9CECC640BA0B3D8975FBE5CED725B5

  • install_name

    UpdateHost.exe

  • log_directory

    Error Logs

  • reconnect_delay

    3000

  • startup_key

    WOS64

  • subdirectory

    Windows

Targets

    • Target

      schvine.exe

    • Size

      3.1MB

    • MD5

      77c7750e215b1a45430ebeecc5973d14

    • SHA1

      5bdcb97d5b0f6520d03f76fd6879c092da44b2fe

    • SHA256

      9aa555e008f1af5330fc5362a4f024115185c896a8409d55559442b5d2a439af

    • SHA512

      954bb9f6a52bd5ff4924fdeae991440e7b6ad51aba000be8fe1100ed44616fba87bb9ba3feda0376e82e68990fcc21063f3a7c5a29e0d3c17bf1676c1cc3ff1e

    • SSDEEP

      49152:Dvkt62XlaSFNWPjljiFa2RoUYIBVuh9LoGdRdTHHB72eh2NT:Dv462XlaSFNWPjljiFXRoUYIBVuh1

    Score
    10/10
    quasarslavespywaretrojan

    • 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

    behavioral1behavioral2behavioral3

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

2
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks