Overview

overview

10

Static

static

10

Solara.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Solara.exe

  • Size

    3.1MB

  • Sample

    240520-mpdbpsfg28

  • MD5

    547f1ce058f078b8a71b2480908efc86

  • SHA1

    8672c0cb7fadabddac6b785dc6a3b6ca801e43f8

  • SHA256

    515cf47c5e3294404633bb98b2f50b615af7ab0cf2c3ff1f6675d5d59911e45d

  • SHA512

    22a47ed6393c3102c78ae259954c3fef3b2ea94ab721c3d2184f9775102d22f81d6893b677e1cd9b10d7e4533ce99a3fc9efd28f2e0c203c2aefa52574bd64c7

  • SSDEEP

    49152:DvnI22SsaNYfdPBldt698dBcjHV7xe1v1LoGlMTHHB72eh2NT:DvI22SsaNYfdPBldt6+dBcjHV7xS

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.178.104:4782

Mutex

e891c020-455f-4321-953c-920a855946ba

Attributes
  • encryption_key

    183636CA2E363ADC2283216B0F563CCDFFEDBD78

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Solara.exe

    • Size

      3.1MB

    • MD5

      547f1ce058f078b8a71b2480908efc86

    • SHA1

      8672c0cb7fadabddac6b785dc6a3b6ca801e43f8

    • SHA256

      515cf47c5e3294404633bb98b2f50b615af7ab0cf2c3ff1f6675d5d59911e45d

    • SHA512

      22a47ed6393c3102c78ae259954c3fef3b2ea94ab721c3d2184f9775102d22f81d6893b677e1cd9b10d7e4533ce99a3fc9efd28f2e0c203c2aefa52574bd64c7

    • SSDEEP

      49152:DvnI22SsaNYfdPBldt698dBcjHV7xe1v1LoGlMTHHB72eh2NT:DvI22SsaNYfdPBldt6+dBcjHV7xS

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    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

System Information Discovery

2
T1082

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks