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

    250114-cbrbastkcy

  • MD5

    2594c80a4d8d3b9c2f93cab60eef17c3

  • SHA1

    c0f60b85cce551523cccba6c89286b435326b692

  • SHA256

    ed237426763cff72e5e75aa93dee447e1c78fe91f6c6acf48c76674d2762e1ab

  • SHA512

    d1caf32394d494e9cba71346f400db2995515ce02e570c7350c123b15dd0bcef8e8368073688929935b9c2516c7ca69c39abbdc1f141b3bba3855ee492b7764e

  • SSDEEP

    49152:+vaY52fyaSZOrPWluWBuGG5g5hl9C+5wGjBev6oGdU/bTHHB72eh2NT:+vv52fyaSZOrPWluWBDG5g5hbCc

Score
10/10
quasaroffsetspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Offset

C2

127.0.0.1:8080

Mutex

6210ab1d-dd45-4f17-a324-f24c1474c4d8

Attributes
  • encryption_key

    CABE6FE0988CAB22AE614AA6065A89402DF1C513

  • install_name

    svchost.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    conhost

  • subdirectory

    Windows

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      2594c80a4d8d3b9c2f93cab60eef17c3

    • SHA1

      c0f60b85cce551523cccba6c89286b435326b692

    • SHA256

      ed237426763cff72e5e75aa93dee447e1c78fe91f6c6acf48c76674d2762e1ab

    • SHA512

      d1caf32394d494e9cba71346f400db2995515ce02e570c7350c123b15dd0bcef8e8368073688929935b9c2516c7ca69c39abbdc1f141b3bba3855ee492b7764e

    • SSDEEP

      49152:+vaY52fyaSZOrPWluWBuGG5g5hl9C+5wGjBev6oGdU/bTHHB72eh2NT:+vv52fyaSZOrPWluWBDG5g5hbCc

    Score
    10/10
    quasaroffsetspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks