Overview

overview

10

Static

static

10

cool.exe

windows10-2004-x64

10

cool.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    cool.exe

  • Size

    409KB

  • Sample

    240601-x7cs1adc77

  • MD5

    8981944139c803c067c3a1fe11dc0d88

  • SHA1

    dcc102fba961eaea31a2c218b1f6e4ae2a00c91b

  • SHA256

    db5769a8780e6b398f48b33209ba18deb0eefeb0b6df143bb016c1defa718ac5

  • SHA512

    668cfa950624ee38e5e0470379b784e14675df4c0f8e75009d28161a88789d3d778a79924d379ab43896d028e94814d582a1c882c5d2918053a320a8e1cc38f5

  • SSDEEP

    6144:rMs9p1kREG60ol2tjSujSyfhQkHwKkcY2b+5oydLJF6qty9fHg5a:jpiREGJBtjSujS1k8hoyM/9fHg5a

Score
10/10
quasarseroxen | v3.1.5 |spywaretrojan

Malware Config

Extracted

Family

quasar

Version

3.1.5

Botnet

SeroXen | v3.1.5 |

C2

adult-mai.gl.at.ply.gg:51745

Mutex

$Sxr-jy6vh8CtEJL5ceZuIb

Attributes
  • encryption_key

    72dhc0vkceueKRBldQr9

  • install_name

    $sxr-powershell.exe

  • log_directory

    $sxr-Logs

  • reconnect_delay

    3000

  • startup_key

    Powershell

  • subdirectory

    $sxr-seroxen2

Targets

    • Target

      cool.exe

    • Size

      409KB

    • MD5

      8981944139c803c067c3a1fe11dc0d88

    • SHA1

      dcc102fba961eaea31a2c218b1f6e4ae2a00c91b

    • SHA256

      db5769a8780e6b398f48b33209ba18deb0eefeb0b6df143bb016c1defa718ac5

    • SHA512

      668cfa950624ee38e5e0470379b784e14675df4c0f8e75009d28161a88789d3d778a79924d379ab43896d028e94814d582a1c882c5d2918053a320a8e1cc38f5

    • SSDEEP

      6144:rMs9p1kREG60ol2tjSujSyfhQkHwKkcY2b+5oydLJF6qty9fHg5a:jpiREGJBtjSujS1k8hoyM/9fHg5a

    Score
    10/10
    quasarseroxen | v3.1.5 |spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • 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

    behavioral1behavioral2

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

Impact

Resource Development

Reconnaissance

Tasks