Overview

overview

10

Static

static

10

e22eded04f...2f.exe

windows7-x64

10

e22eded04f...2f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e22eded04f63ee8412924d986e3a522f.bin

  • Size

    3.1MB

  • Sample

    240701-edxxzaydrq

  • MD5

    e22eded04f63ee8412924d986e3a522f

  • SHA1

    ca0b817a54f1401b43b412013c0a948a03155619

  • SHA256

    cbc58336a25eddf588be0b4c90fa9dd0267e545489b14c53505a53125a1a49db

  • SHA512

    6ae9c8cf956939a15b3c6fdc40b905f0d5bb03e665309d0a15e3956f9912bd491087ad8cabbacd0dd7e0a2e50fca1af2f055805c8748105c43afc5bff85ba89e

  • SSDEEP

    49152:Dv6I22SsaNYfdPBldt698dBcjHa++PJH1LoGdDTTHHB72eh2NT:Dv322SsaNYfdPBldt6+dBcjHa++Pz

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

pringelsy-44550.portmap.host:44550

Mutex

ed30a1b2-d1a0-4e30-a860-b77fa3f71c40

Attributes
  • encryption_key

    49F9D3CAD835E70C60B54E401E356C16B3822AE8

  • install_name

    Opera GX.exe

  • log_directory

    Logs

  • reconnect_delay

    1000

  • startup_key

    OperaVPN

  • subdirectory

    common Files

Targets

    • Target

      e22eded04f63ee8412924d986e3a522f.bin

    • Size

      3.1MB

    • MD5

      e22eded04f63ee8412924d986e3a522f

    • SHA1

      ca0b817a54f1401b43b412013c0a948a03155619

    • SHA256

      cbc58336a25eddf588be0b4c90fa9dd0267e545489b14c53505a53125a1a49db

    • SHA512

      6ae9c8cf956939a15b3c6fdc40b905f0d5bb03e665309d0a15e3956f9912bd491087ad8cabbacd0dd7e0a2e50fca1af2f055805c8748105c43afc5bff85ba89e

    • SSDEEP

      49152:Dv6I22SsaNYfdPBldt698dBcjHa++PJH1LoGdDTTHHB72eh2NT:Dv322SsaNYfdPBldt6+dBcjHa++Pz

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks