Overview

overview

10

Static

static

10

Client-built.exe

windows7-x64

10

Client-built.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    241213-vmj1gavnc1

  • MD5

    33bb52dbc13cd018fbe3737e8893e8a1

  • SHA1

    c5c01d977a107c50952dc0ae442e02d60e093cd5

  • SHA256

    e79f1f7a293b811cf4de8077a3988c22a726204abdfb2866ba67500e53442f82

  • SHA512

    12db6746fd74242cfd5c894b1ff4696b6504ee9af6afd1e0330f8f36228914fbe8b7d1aa4df2648fea37d2c879ab3e6972ae7fa2ea6120f8f0b29ea7132aee3b

  • SSDEEP

    49152:3vbI22SsaNYfdPBldt698dBcjHIGynXvoGdafTHHB72eh2NT:3vk22SsaNYfdPBldt6+dBcjHIGyn/

Score
10/10
quasaroffice04discoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

Waix-40247.portmap.host:40247

Mutex

9d84e220-c4b7-4f5c-b179-163c03154a8f

Attributes
  • encryption_key

    B963B2000CDCB4E83B2966F1E1C703720463EE18

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      33bb52dbc13cd018fbe3737e8893e8a1

    • SHA1

      c5c01d977a107c50952dc0ae442e02d60e093cd5

    • SHA256

      e79f1f7a293b811cf4de8077a3988c22a726204abdfb2866ba67500e53442f82

    • SHA512

      12db6746fd74242cfd5c894b1ff4696b6504ee9af6afd1e0330f8f36228914fbe8b7d1aa4df2648fea37d2c879ab3e6972ae7fa2ea6120f8f0b29ea7132aee3b

    • SSDEEP

      49152:3vbI22SsaNYfdPBldt698dBcjHIGynXvoGdafTHHB72eh2NT:3vk22SsaNYfdPBldt6+dBcjHIGyn/

    Score
    10/10
    quasaroffice04spywaretrojandiscovery

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks