Overview

overview

10

Static

static

10

Client-built.exe

windows10-1703-x64

10

Resubmissions

06-06-2024 13:11

240606-qe4mpaee5t 10

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    240606-qe4mpaee5t

  • MD5

    552f4a82d8525747ab4ee3680835d651

  • SHA1

    bd33e81818790261ffd54071ee285306caab0205

  • SHA256

    7b913b874944d79d444810166f5f4a92f21f139b7e70d686f3a5c6533205cf6f

  • SHA512

    e8e3dad389cf03fe147e5d400fbf15f54d20f667e6954058b33df71cdbd70f464606b00d75d8cdf0e79ab836dfc2c07e40ac7db0aea0e650e61507590d2df982

  • SSDEEP

    49152:ivkt62XlaSFNWPjljiFa2RoUYImD5HOkMIoGdbEmTHHB72eh2NT:iv462XlaSFNWPjljiFXRoUYImD4kn

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.29.248:4782

Mutex

c2cf82ff-8b43-482e-ac0f-89fa99ef5ea3

Attributes
  • encryption_key

    FBD3E7AB215B216B27AF1C7871A614600A28DFC8

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Explorer Files

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      552f4a82d8525747ab4ee3680835d651

    • SHA1

      bd33e81818790261ffd54071ee285306caab0205

    • SHA256

      7b913b874944d79d444810166f5f4a92f21f139b7e70d686f3a5c6533205cf6f

    • SHA512

      e8e3dad389cf03fe147e5d400fbf15f54d20f667e6954058b33df71cdbd70f464606b00d75d8cdf0e79ab836dfc2c07e40ac7db0aea0e650e61507590d2df982

    • SSDEEP

      49152:ivkt62XlaSFNWPjljiFa2RoUYImD5HOkMIoGdbEmTHHB72eh2NT:iv462XlaSFNWPjljiFXRoUYImD4kn

    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

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