Overview

overview

10

Static

static

10

Uni.exe

windows10-1703-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    Uni.bat

  • Size

    409KB

  • Sample

    240507-vn9braaa93

  • MD5

    a6f2057e7c185d3404726718fb28af53

  • SHA1

    0b0ceb814eb8122eb673abe592c1e8ff47cc927b

  • SHA256

    9abd02733e85421317dc523abfa12bd4e20c36f480948c078fe623b67d20de92

  • SHA512

    863358b9948a58c71c21f2dceac042fec57ba73e16ea6d18703415c9b2147bbb193368ebcae6498bf7cbaf0737ade7517fa8a65194048e62d35b85be634fa287

  • SSDEEP

    12288:bpyJcC+fb1lvbcLmmJQT3P4CRd/cTB0KQ:1wd+fYfQ7wCfF

Score
10/10
quasarslavespywaretrojan

Malware Config

Extracted

Family

quasar

Version

3.1.5

Botnet

SLAVE

C2

even-lemon.gl.at.ply.gg:33587

Mutex

$Sxr-IGnkORFTlshRl7BdTw

Attributes
  • encryption_key

    qHr8UzWIhPL7H0benjKW

  • install_name

    $sxr-powershell.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Discord

  • subdirectory

    $77

Targets

    • Target

      Uni.bat

    • Size

      409KB

    • MD5

      a6f2057e7c185d3404726718fb28af53

    • SHA1

      0b0ceb814eb8122eb673abe592c1e8ff47cc927b

    • SHA256

      9abd02733e85421317dc523abfa12bd4e20c36f480948c078fe623b67d20de92

    • SHA512

      863358b9948a58c71c21f2dceac042fec57ba73e16ea6d18703415c9b2147bbb193368ebcae6498bf7cbaf0737ade7517fa8a65194048e62d35b85be634fa287

    • SSDEEP

      12288:bpyJcC+fb1lvbcLmmJQT3P4CRd/cTB0KQ:1wd+fYfQ7wCfF

    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