Overview

overview

10

Static

static

10

c328534fe8...19.exe

windows7-x64

10

c328534fe8...19.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c328534fe8df97ccd8ff9fec54f6760f2aa9c0af3f4aa49268d83c1bbafcde19

  • Size

    3.1MB

  • Sample

    240312-mrwaaseh9w

  • MD5

    a168c79cb0994efc2f80bd9b6f951e76

  • SHA1

    6481ba3c76ec8b2c29baa40dd2c21a00bb0c031f

  • SHA256

    c328534fe8df97ccd8ff9fec54f6760f2aa9c0af3f4aa49268d83c1bbafcde19

  • SHA512

    1b8062baf7d872c3b8d56d538721c6fb04e4851703dda8e38783939f87cfc05e1b27c691303fa8e684081d57abb9f2ccbfd849bc72cda9b9d1a4785ca3604a82

  • SSDEEP

    49152:ovtI22SsaNYfdPBldt698dBcjH631xbRkpoGdpcwJTHHB72eh2NT:ovm22SsaNYfdPBldt6+dBcjH631Uy

Score
10/10
quasarclientspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Client

C2

109.55.109.94:4782

Mutex

9af07297-b3a5-4f50-bb78-b1b9252cfa10

Attributes
  • encryption_key

    AD5756ABD65F0F63A74CD6A753331631B4A27F41

  • install_name

    SubDir.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    HealthSystemTray

  • subdirectory

    SubDir

Targets

    • Target

      c328534fe8df97ccd8ff9fec54f6760f2aa9c0af3f4aa49268d83c1bbafcde19

    • Size

      3.1MB

    • MD5

      a168c79cb0994efc2f80bd9b6f951e76

    • SHA1

      6481ba3c76ec8b2c29baa40dd2c21a00bb0c031f

    • SHA256

      c328534fe8df97ccd8ff9fec54f6760f2aa9c0af3f4aa49268d83c1bbafcde19

    • SHA512

      1b8062baf7d872c3b8d56d538721c6fb04e4851703dda8e38783939f87cfc05e1b27c691303fa8e684081d57abb9f2ccbfd849bc72cda9b9d1a4785ca3604a82

    • SSDEEP

      49152:ovtI22SsaNYfdPBldt698dBcjH631xbRkpoGdpcwJTHHB72eh2NT:ovm22SsaNYfdPBldt6+dBcjH631Uy

    Score
    10/10
    quasarclientspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

    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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks