Overview

overview

10

Static

static

10

Client-built.exe

windows7-x64

10

Client-built.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    240328-xwztdsea8w

  • MD5

    9a8853b2d14a1cc2779bca39bbec62b2

  • SHA1

    93fed5da8104e34f9c42a5e59227829a86d3795d

  • SHA256

    d72775e6603951c44c96ac31885bca2efb1358c86473a1f2e33c98a62a73a4ac

  • SHA512

    c249f9d236bd5bae249cce6be833d5f4ea725efb1c6f79afc30e28657472ce4e6e6ce281c1c14d31974f05e7a0f3555e513886df63b5c326ade7e8239d8de43e

  • SSDEEP

    49152:DvrI22SsaNYfdPBldt698dBcjHyjyPzoGroTHHB72eh2NT:DvU22SsaNYfdPBldt6+dBcjHyjyr

Score
10/10
quasarslavespywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Slave

C2

xcoderreal-54839.portmap.host:54839

Mutex

276d9dc6-b19c-4958-8ac3-89586bd3b515

Attributes
  • encryption_key

    ABCF70C37D1A79A01712038122D1532DF20DF72A

  • install_name

    Client.exe

  • log_directory

    Error Logs

  • reconnect_delay

    3000

  • startup_key

    WOS64

  • subdirectory

    Windows

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      9a8853b2d14a1cc2779bca39bbec62b2

    • SHA1

      93fed5da8104e34f9c42a5e59227829a86d3795d

    • SHA256

      d72775e6603951c44c96ac31885bca2efb1358c86473a1f2e33c98a62a73a4ac

    • SHA512

      c249f9d236bd5bae249cce6be833d5f4ea725efb1c6f79afc30e28657472ce4e6e6ce281c1c14d31974f05e7a0f3555e513886df63b5c326ade7e8239d8de43e

    • SSDEEP

      49152:DvrI22SsaNYfdPBldt698dBcjHyjyPzoGroTHHB72eh2NT:DvU22SsaNYfdPBldt6+dBcjHyjyr

    Score
    10/10
    quasarslavespywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    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