Overview

overview

10

Static

static

10

setup.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    setup.exe

  • Size

    3.1MB

  • Sample

    240519-t89ycaga34

  • MD5

    85f1c33bca15aed885f2a211c7a16ace

  • SHA1

    4ca79b4c8e8d6a3e7023d94f98c8c4d53e363934

  • SHA256

    f6cb09e109a5cbcd9286b293464ee0fa8ca4a846ccc59b0dfa53c114d74b1093

  • SHA512

    c319cc1cbd39bc1508288f357c4f7fd9fa907fa5d4377f6b7b9e37e3a76e91fcbf62d989b27019a47c95ee51895a794fb5eb5c6c19a639e2636d4eb8f22f6651

  • SSDEEP

    49152:WvyI22SsaNYfdPBldt698dBcjHRmDkE2HNk/+FVoGdvVTHHB72eh2NT:Wvf22SsaNYfdPBldt6+dBcjHRmD2X

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

86.9.95.137:4782

Mutex

d09b8b98-ea9c-49d4-bfd3-04dda7a80cde

Attributes
  • encryption_key

    F26B2A96E9FB88BAB8A8E7F9F9A1630733DE7809

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    windows defender

  • subdirectory

    SubDir

Targets

    • Target

      setup.exe

    • Size

      3.1MB

    • MD5

      85f1c33bca15aed885f2a211c7a16ace

    • SHA1

      4ca79b4c8e8d6a3e7023d94f98c8c4d53e363934

    • SHA256

      f6cb09e109a5cbcd9286b293464ee0fa8ca4a846ccc59b0dfa53c114d74b1093

    • SHA512

      c319cc1cbd39bc1508288f357c4f7fd9fa907fa5d4377f6b7b9e37e3a76e91fcbf62d989b27019a47c95ee51895a794fb5eb5c6c19a639e2636d4eb8f22f6651

    • SSDEEP

      49152:WvyI22SsaNYfdPBldt698dBcjHRmDkE2HNk/+FVoGdvVTHHB72eh2NT:Wvf22SsaNYfdPBldt6+dBcjHRmD2X

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1

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