Overview

overview

10

Static

static

3

0fb77a7f91...df.exe

windows7-x64

10

0fb77a7f91...df.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0fb77a7f91ccadcee16b1f264b0a53df

  • Size

    1.0MB

  • Sample

    231230-fwdsgseeh7

  • MD5

    0fb77a7f91ccadcee16b1f264b0a53df

  • SHA1

    efadf32a52f1b6bfde9ab82bd4ac5cd1598d8a8f

  • SHA256

    a323a9891c15a533b2356c710a9610dcd764931b2122404d1278952d6a2611e1

  • SHA512

    e6a30817ab7031b0d2170d28d61c721d8d609e65485054e8e706740582454bf0cb54a2029781628d8a994165674d4652e2592cf9c4db4b78434de1d235be8373

  • SSDEEP

    12288:kARNJ6j3LBFsSfNJwZH3Uw2oQb+9BXNwQlsljyFVRelCuXjV+apo+gO0aoUWqnDi:bLJ+FFsSFJg9LuuqnDonB1

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Office04

C2

10.8.31.138:28394

Mutex

QSR_MUTEX_8o3qZGCFefA40MAkOh

Attributes
  • encryption_key

    Gmm1w4utIxJXOFfCOJbk

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      0fb77a7f91ccadcee16b1f264b0a53df

    • Size

      1.0MB

    • MD5

      0fb77a7f91ccadcee16b1f264b0a53df

    • SHA1

      efadf32a52f1b6bfde9ab82bd4ac5cd1598d8a8f

    • SHA256

      a323a9891c15a533b2356c710a9610dcd764931b2122404d1278952d6a2611e1

    • SHA512

      e6a30817ab7031b0d2170d28d61c721d8d609e65485054e8e706740582454bf0cb54a2029781628d8a994165674d4652e2592cf9c4db4b78434de1d235be8373

    • SSDEEP

      12288:kARNJ6j3LBFsSfNJwZH3Uw2oQb+9BXNwQlsljyFVRelCuXjV+apo+gO0aoUWqnDi:bLJ+FFsSFJg9LuuqnDonB1

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks