Overview

overview

10

Static

static

10

4310aad51c...18.exe

windows7-x64

10

4310aad51c...18.exe

windows10-2004-x64

10

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General

  • Target

    4310aad51c7722f9136cbb0156e16718_JaffaCakes118

  • Size

    348KB

  • Sample

    240514-zwfrmagc9y

  • MD5

    4310aad51c7722f9136cbb0156e16718

  • SHA1

    fa73a3bbd71a2ba1358a899b1dc0e4fc956bc872

  • SHA256

    cdbc749cebbe862012e78f57d1d391db776a397db2d42f871dd25edeb7055f4e

  • SHA512

    243f71fdfceffd2d437f08df7fd1b37fee42b0a5840187b2785699a4e4aabf87797bde0358c187507b01d6ee632d92ffad8f2f05c6e1df43cc1126c2acbdeb85

  • SSDEEP

    6144:3TNHXf500MdFe4jngKBSb2tDjgL67ugOoLd51ZG:jd50VvndZJ8L6vRLd57G

Score
10/10
quasarmainspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Main

C2

96.8.121.101:1738

Mutex

QSR_MUTEX_y9rJxgpEmlopTsZPRb

Attributes
  • encryption_key

    bVA0J9HzEeCVsbzCPgiY

  • install_name

    svchost.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    windows

Targets

    • Target

      4310aad51c7722f9136cbb0156e16718_JaffaCakes118

    • Size

      348KB

    • MD5

      4310aad51c7722f9136cbb0156e16718

    • SHA1

      fa73a3bbd71a2ba1358a899b1dc0e4fc956bc872

    • SHA256

      cdbc749cebbe862012e78f57d1d391db776a397db2d42f871dd25edeb7055f4e

    • SHA512

      243f71fdfceffd2d437f08df7fd1b37fee42b0a5840187b2785699a4e4aabf87797bde0358c187507b01d6ee632d92ffad8f2f05c6e1df43cc1126c2acbdeb85

    • SSDEEP

      6144:3TNHXf500MdFe4jngKBSb2tDjgL67ugOoLd51ZG:jd50VvndZJ8L6vRLd57G

    Score
    10/10
    quasarmainspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    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