Overview

overview

10

Static

static

10

2b128ab472...d7.exe

windows7-x64

10

2b128ab472...d7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2b128ab47295a12e90b108021afc735fbebb98c313c0098b979d6f472e420bd7.exe

  • Size

    527KB

  • Sample

    230707-2ertnsdb31

  • MD5

    a295050993bf161631ded523b4fa0902

  • SHA1

    11d29faf445f59764952b50f8a1cebd1ef5243f8

  • SHA256

    2b128ab47295a12e90b108021afc735fbebb98c313c0098b979d6f472e420bd7

  • SHA512

    637df08437319a88433ab2572af8ea9c992e183ce9ac15dceab77550048122840fe6d5257500ebd8df2611c6d82f525282b7d656b7655e2e5949afdb00a084d4

  • SSDEEP

    12288:0TEgdfYuxUdNzcBdx7lcym6pV2Snsfcdl:5Uwx1cnxBcym6zkcdl

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Office04

C2

78.173.187.50:4782

Mutex

6be569a3-de63-4afe-821f-a59ae80a0a02

Attributes
  • encryption_key

    E33B6D4D8E5F4B8C8F2D0E3745DBCD85B3A2B564

  • install_name

    Java.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Java Updater

  • subdirectory

    Java Update

Targets

    • Target

      2b128ab47295a12e90b108021afc735fbebb98c313c0098b979d6f472e420bd7.exe

    • Size

      527KB

    • MD5

      a295050993bf161631ded523b4fa0902

    • SHA1

      11d29faf445f59764952b50f8a1cebd1ef5243f8

    • SHA256

      2b128ab47295a12e90b108021afc735fbebb98c313c0098b979d6f472e420bd7

    • SHA512

      637df08437319a88433ab2572af8ea9c992e183ce9ac15dceab77550048122840fe6d5257500ebd8df2611c6d82f525282b7d656b7655e2e5949afdb00a084d4

    • SSDEEP

      12288:0TEgdfYuxUdNzcBdx7lcym6pV2Snsfcdl:5Uwx1cnxBcym6zkcdl

    Score
    10/10
    quasaroffice04spywaretrojan

    • 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 Enterprise v6

Tasks