Overview

overview

10

Static

static

10

R0X-Built.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    R0X-Built.exe

  • Size

    409KB

  • Sample

    240510-g8zq6afh4z

  • MD5

    ca46bdb39ae5def0cbcb622d2daf18ee

  • SHA1

    e4fade184792a622eecbb60e6e10affd9b1f9625

  • SHA256

    ffb2649845e8ebbf318b01537f3bf87fa2f3ae48a0cc5109985abbfa7e2d4bce

  • SHA512

    01d8ad45700c3a24a48806256a571e239f3d76c58820a9dfbea0d5a8429e0abd965e1ce16e5e8fc275b8b9769be44a987ed3caac7da313729221ec43c073ee0c

  • SSDEEP

    6144:RMb9p1kREG60olEOs1ddczFPWoqKslar9Z5fRpna0bBQv4rd5aP70A6OocBA/e9t:epiREGJDOs1dqzJNqKlaQQocBA/e9km

Score
10/10
quasarslavespywaretrojan

Malware Config

Extracted

Family

quasar

Version

3.1.5

Botnet

Slave

C2

looking-memphis.gl.at.ply.gg:45119

Mutex

$Sxr-3vDee7FzoJnhqjuE3n

Attributes
  • encryption_key

    0LYfxXR7fIiRTzixPrdb

  • install_name

    $srr-powershell.exe

  • log_directory

    Logs

  • reconnect_delay

    1000

  • startup_key

    $srr-powershell

  • subdirectory

    Windows

Targets

    • Target

      R0X-Built.exe

    • Size

      409KB

    • MD5

      ca46bdb39ae5def0cbcb622d2daf18ee

    • SHA1

      e4fade184792a622eecbb60e6e10affd9b1f9625

    • SHA256

      ffb2649845e8ebbf318b01537f3bf87fa2f3ae48a0cc5109985abbfa7e2d4bce

    • SHA512

      01d8ad45700c3a24a48806256a571e239f3d76c58820a9dfbea0d5a8429e0abd965e1ce16e5e8fc275b8b9769be44a987ed3caac7da313729221ec43c073ee0c

    • SSDEEP

      6144:RMb9p1kREG60olEOs1ddczFPWoqKslar9Z5fRpna0bBQv4rd5aP70A6OocBA/e9t:epiREGJDOs1dqzJNqKlaQQocBA/e9km

    Score
    10/10
    quasarslavespywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    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

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks