General

  • Target

    9fc62e93093deacf75ab2426abbba7e78b36d36e11a4bcdaac68cb4c32368d8a.exe

  • Size

    348KB

  • Sample

    241216-z9z3es1nfn

  • MD5

    655721756f7f0871ddeff7fb2c01bfb6

  • SHA1

    6808fbdeea57fbb25d663427db2bd9dbb835b72f

  • SHA256

    9fc62e93093deacf75ab2426abbba7e78b36d36e11a4bcdaac68cb4c32368d8a

  • SHA512

    81be626be4972d75be82e5c7cefe9992d6a029a4849dcb2fdafb950ed7429ef8e880093fa5db7a46633a9ba18f65015faa3346f986281e62998bca70c021a80c

  • SSDEEP

    6144:mzNHXf500MsYYQiLTVdbw35O7f6v/D2mGipQZb/cVXST:od50LOuOmvr2pipQZb/cVXST

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Office04

C2

192.168.252.1:4782

Mutex

QSR_MUTEX_nAO3ZxsttzfVnn6gik

Attributes
  • encryption_key

    XoQ4ARQwU8sc1owNPsxw

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      9fc62e93093deacf75ab2426abbba7e78b36d36e11a4bcdaac68cb4c32368d8a.exe

    • Size

      348KB

    • MD5

      655721756f7f0871ddeff7fb2c01bfb6

    • SHA1

      6808fbdeea57fbb25d663427db2bd9dbb835b72f

    • SHA256

      9fc62e93093deacf75ab2426abbba7e78b36d36e11a4bcdaac68cb4c32368d8a

    • SHA512

      81be626be4972d75be82e5c7cefe9992d6a029a4849dcb2fdafb950ed7429ef8e880093fa5db7a46633a9ba18f65015faa3346f986281e62998bca70c021a80c

    • SSDEEP

      6144:mzNHXf500MsYYQiLTVdbw35O7f6v/D2mGipQZb/cVXST:od50LOuOmvr2pipQZb/cVXST

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks