Overview

overview

10

Static

static

10

NEAS.280ff...JC.exe

windows7-x64

10

NEAS.280ff...JC.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    NEAS.280ff5728b64f9a24386f68898bbd330_JC.exe

  • Size

    3.1MB

  • Sample

    231016-wcvvnach82

  • MD5

    280ff5728b64f9a24386f68898bbd330

  • SHA1

    3ef05ac2cf32f1ac8eddb6098aabb96c27a0196d

  • SHA256

    a8afb246d8a8e9398de7d889148bbf4e41f62382878e5bf4f20aab2fb77d70b6

  • SHA512

    049122f614c17a82f0410f80b9dc9b71b3e6631e2f4987f7433f6c4d002a4eb91e669f54466038ea4ba17c4d7ba5a43775d3366cf07097691211cb9d70b7b850

  • SSDEEP

    49152:uvXI22SsaNYfdPBldt698dBcjH74mNmzTLoGdn+THHB72eh2NT:uvY22SsaNYfdPBldt6+dBcjH74mq

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.1.104:4782

Mutex

4aade2c7-6235-496f-a7d3-c40b34a897b6

Attributes
  • encryption_key

    A8E5AD56F34EF1249C811E0877C39C207DA2A436

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      NEAS.280ff5728b64f9a24386f68898bbd330_JC.exe

    • Size

      3.1MB

    • MD5

      280ff5728b64f9a24386f68898bbd330

    • SHA1

      3ef05ac2cf32f1ac8eddb6098aabb96c27a0196d

    • SHA256

      a8afb246d8a8e9398de7d889148bbf4e41f62382878e5bf4f20aab2fb77d70b6

    • SHA512

      049122f614c17a82f0410f80b9dc9b71b3e6631e2f4987f7433f6c4d002a4eb91e669f54466038ea4ba17c4d7ba5a43775d3366cf07097691211cb9d70b7b850

    • SSDEEP

      49152:uvXI22SsaNYfdPBldt698dBcjH74mNmzTLoGdn+THHB72eh2NT:uvY22SsaNYfdPBldt6+dBcjH74mq

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks