Overview

overview

10

Static

static

10

Fatal - Free.exe

windows7-x64

10

Fatal - Free.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Fatal - Free.exe

  • Size

    3.1MB

  • Sample

    240606-v1qeeaab94

  • MD5

    c0de0f57c69ae9b5aa1ce38896e14fd0

  • SHA1

    e89157053a1af663cc465069ba6fc069813b2753

  • SHA256

    76de148ac9b1a4f05355202bc129130af14f507a9de7662015227b911cd73941

  • SHA512

    9389f777a1d8c864fbe25f92c0e79d87918cd8097b0cf3000534b82c5b8860cec5d81e4179a5ee90c4e43b997af2c1aef6447187a2f9570cd9bb256a231c2141

  • SSDEEP

    49152:Wvkt62XlaSFNWPjljiFa2RoUYIvz7zQhoGd1gTHHB72eh2NT:Wv462XlaSFNWPjljiFXRoUYIvz7zi

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.3.37:4782

Mutex

f92406d0-04ae-497d-aa31-b25c24b863d2

Attributes
  • encryption_key

    FD81B8715CDDADAE86DD8D24006A755C171092F8

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Fatal - Free

  • subdirectory

    SubDir

Targets

    • Target

      Fatal - Free.exe

    • Size

      3.1MB

    • MD5

      c0de0f57c69ae9b5aa1ce38896e14fd0

    • SHA1

      e89157053a1af663cc465069ba6fc069813b2753

    • SHA256

      76de148ac9b1a4f05355202bc129130af14f507a9de7662015227b911cd73941

    • SHA512

      9389f777a1d8c864fbe25f92c0e79d87918cd8097b0cf3000534b82c5b8860cec5d81e4179a5ee90c4e43b997af2c1aef6447187a2f9570cd9bb256a231c2141

    • SSDEEP

      49152:Wvkt62XlaSFNWPjljiFa2RoUYIvz7zQhoGd1gTHHB72eh2NT:Wv462XlaSFNWPjljiFXRoUYIvz7zi

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    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

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