Overview

overview

10

Static

static

10

summertimesaga.exe

windows7-x64

10

summertimesaga.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    summertimesaga.exe

  • Size

    3.1MB

  • Sample

    240620-fg1npsthpl

  • MD5

    fbafe115ca7e4a51e8da1c97c45f507d

  • SHA1

    93b104533ebb5c64452a59f3637662bcda34d65d

  • SHA256

    ea8aa716c24965b9087501b1631ecf9b9b903fbf169c150192c74d8aaa48f880

  • SHA512

    b4bb9b901127ef396d323a52501af2d074d64e9bbb01b04c0282640fc83121a57f5eba755a627fe2e077d96006f6a3b87964fdbcdc4e432994e26e06b943e9d5

  • SSDEEP

    49152:Lv/hBYjCO4Dt2d5aKCuVPzlEmVQL0wvwkaA5RJ6abR3LoGd2THHB72eh2NT:Lvvt2d5aKCuVPzlEmVQ0wvwfA5RJ60

Score
10/10
quasargame01spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

game01

C2

174.64.116.229:4782

Mutex

55c7ef57-c93d-47ee-bafd-30f0df99cc65

Attributes
  • encryption_key

    8445CC5B46B3288DC32931912035979D2B88BF1A

  • install_name

    summertimesaga.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Host Process For Windows

  • subdirectory

    Download v21.0.0-wip.4468

Targets

    • Target

      summertimesaga.exe

    • Size

      3.1MB

    • MD5

      fbafe115ca7e4a51e8da1c97c45f507d

    • SHA1

      93b104533ebb5c64452a59f3637662bcda34d65d

    • SHA256

      ea8aa716c24965b9087501b1631ecf9b9b903fbf169c150192c74d8aaa48f880

    • SHA512

      b4bb9b901127ef396d323a52501af2d074d64e9bbb01b04c0282640fc83121a57f5eba755a627fe2e077d96006f6a3b87964fdbcdc4e432994e26e06b943e9d5

    • SSDEEP

      49152:Lv/hBYjCO4Dt2d5aKCuVPzlEmVQL0wvwkaA5RJ6abR3LoGd2THHB72eh2NT:Lvvt2d5aKCuVPzlEmVQ0wvwfA5RJ60

    Score
    10/10
    quasargame01spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    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

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks