Overview

overview

10

Static

static

10

UD.exe

windows7-x64

10

UD.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    UD.exe

  • Size

    3.1MB

  • Sample

    230529-xmg7zsde41

  • MD5

    8eeb2a1b1c1f5abb96801789585eb940

  • SHA1

    4ad1d0f1a048ba9615dccd16fae6526180365499

  • SHA256

    b6d5b869720645aefed2e060c1828fa54bfb4faedbe9bebc5d41928110b2ab2d

  • SHA512

    62f216a6920f393ab9a68a8dc83b8559fe4ef3a770a092ec4f046a189bf57a10cb2a43a8c1299b828ad5cde62f2415e510af47f94b49fa9e0f510b0b0b4bf4a2

  • SSDEEP

    49152:yvFt62XlaSFNWPjljiFa2RoUYIXQRJ6mbR3LoGdPNTHHB72eh2NT:yv362XlaSFNWPjljiFXRoUYIXQRJ6g

Score
10/10
quasarreservicesspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

ReServices

C2

bobbawb1000.duckdns.org:59955

Mutex

a97b7b05-f9a6-4a97-9f99-a2119823cf8f

Attributes
  • encryption_key

    B451C26057A2AEFC83990793720D2316EA48C49A

  • install_name

    renservice.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    renservice

  • subdirectory

    servicerenk

Targets

    • Target

      UD.exe

    • Size

      3.1MB

    • MD5

      8eeb2a1b1c1f5abb96801789585eb940

    • SHA1

      4ad1d0f1a048ba9615dccd16fae6526180365499

    • SHA256

      b6d5b869720645aefed2e060c1828fa54bfb4faedbe9bebc5d41928110b2ab2d

    • SHA512

      62f216a6920f393ab9a68a8dc83b8559fe4ef3a770a092ec4f046a189bf57a10cb2a43a8c1299b828ad5cde62f2415e510af47f94b49fa9e0f510b0b0b4bf4a2

    • SSDEEP

      49152:yvFt62XlaSFNWPjljiFa2RoUYIXQRJ6mbR3LoGdPNTHHB72eh2NT:yv362XlaSFNWPjljiFXRoUYIXQRJ6g

    Score
    10/10
    quasarreservicesspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks