Overview

overview

10

Static

static

10

Client-built.exe

windows7-x64

10

Client-built.exe

windows10-2004-x64

10

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    241218-hexkdaxndw

  • MD5

    11563580013b8994395ff739dc37ed4a

  • SHA1

    c527a22166dc153687ca33a8d964687459a6b669

  • SHA256

    7f5817c430e3906dbf287f92d2f5b140272644d7b2e902d2a343cba51c5bc7e1

  • SHA512

    4047470a756067ca4a4a038c080039945f37220fba7554ecad5d4912d4ea8611bd5efa5f72bbc7084ecfdbee3d63e8a163b675639572e2b9f21253f4c6e93e59

  • SSDEEP

    49152:6vRt62XlaSFNWPjljiFa2RoUYIfu83oGNZZpTHHB72eh2NT:6vb62XlaSFNWPjljiFXRoUYIfuC

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.1.70:4782

Mutex

4cacefbd-58c1-418c-9da0-e646e1e6fc72

Attributes
  • encryption_key

    772212B3F3C08D6945CE72024D790AD46DD8341D

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    defender

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      11563580013b8994395ff739dc37ed4a

    • SHA1

      c527a22166dc153687ca33a8d964687459a6b669

    • SHA256

      7f5817c430e3906dbf287f92d2f5b140272644d7b2e902d2a343cba51c5bc7e1

    • SHA512

      4047470a756067ca4a4a038c080039945f37220fba7554ecad5d4912d4ea8611bd5efa5f72bbc7084ecfdbee3d63e8a163b675639572e2b9f21253f4c6e93e59

    • SSDEEP

      49152:6vRt62XlaSFNWPjljiFa2RoUYIfu83oGNZZpTHHB72eh2NT:6vb62XlaSFNWPjljiFXRoUYIfuC

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks