Overview

overview

10

Static

static

1

httpsgofil...ho.txt

windows10-2004-x64

10

Sharing

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General

  • Target

    httpsgofile.iodntQlho.txt

  • Size

    26B

  • Sample

    240520-rfk3eadb77

  • MD5

    beb4937bff161601f6e59c168205d2da

  • SHA1

    c26f4c5c7334eb6184d08adbacbb8fb6a8653ab4

  • SHA256

    215d09d1793ed0f9da71484b97fb12b7d40b0fc0cb5f509e037ed721760c9d96

  • SHA512

    16ab09407a5af59545ef8defb651b13572987bbcfb4fd87fef2de24d977ab3c6e8b7d83e83cb8247fae050724ecea880637b57b2dcc6164279207478b35f4eb5

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

191.101.209.39:4782

Mutex

f00c7ad6-aca4-4fa5-9b92-3a0bdaf90105

Attributes
  • encryption_key

    8F08986A76A43D6215CF6C495B5B1B45D9B0B3D1

  • install_name

    Celex.exe

  • log_directory

    Logs

  • reconnect_delay

    2929

  • startup_key

    Windows

  • subdirectory

    SubDir

Targets

    • Target

      httpsgofile.iodntQlho.txt

    • Size

      26B

    • MD5

      beb4937bff161601f6e59c168205d2da

    • SHA1

      c26f4c5c7334eb6184d08adbacbb8fb6a8653ab4

    • SHA256

      215d09d1793ed0f9da71484b97fb12b7d40b0fc0cb5f509e037ed721760c9d96

    • SHA512

      16ab09407a5af59545ef8defb651b13572987bbcfb4fd87fef2de24d977ab3c6e8b7d83e83cb8247fae050724ecea880637b57b2dcc6164279207478b35f4eb5

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

    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

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

2
T1082

Query Registry

2
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks