Overview

overview

10

Static

static

3

viltracoin-qt.exe

windows7-x64

1

viltracoin-qt.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0c904ce53aeca5d0e078e752c24dc3bed47b74d22f9158b6b4fb56d55c178ae0.zip

  • Size

    29.6MB

  • Sample

    241219-nw56qstlar

  • MD5

    28aa0a10eb0ca8469e3fc4857bff7552

  • SHA1

    4136d0e5c59bbbb3d89dbeb926ed9d38561c412d

  • SHA256

    0c904ce53aeca5d0e078e752c24dc3bed47b74d22f9158b6b4fb56d55c178ae0

  • SHA512

    279a4ab993f0efc6ef6ec5140f71905bd9f3120344bc666f0e9f36054fd706d145fcddcd713add6ffd6204b213c9c0900a69bea757622710b68dc87a43cc9f76

  • SSDEEP

    786432:qgi48KFglmpGp2Ey3CuYTRb4lFBXDorLwDUzZsMX+lBLu5:qg/gyGp2E5ukb2dorUU2MmLu5

Score
10/10
quasarviltracdefense_evasionexecutionspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Viltrac

C2

51.15.17.193:4782

Mutex

d099b659-69af-41e2-9d7f-a5e64da5be06

Attributes
  • encryption_key

    97599F6E5D14A784CC4DD36B18A277119042FDA8

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      viltracoin-qt.exe

    • Size

      82.5MB

    • MD5

      959a666390a5dcad9994b132fd286ef8

    • SHA1

      a2d17928f1e7178c25fe0dd07bdb3f2bd9f6c4ca

    • SHA256

      4feb1b58d3941d021d0525cf544ea5df9fc3e3ed3d32a621801072ad3a5a4da8

    • SHA512

      fcbe47048a4448c51b042832c8ff2766798682fb7cf4ce68e2b1523d6f14f39b1a43c7f3eec28005314c22e86060d476552606900e382c5c425abc729877b946

    • SSDEEP

      393216:34TPZVLWruiFVks+9j54GXvitZQLCO5SXDqQu58EISEhoIaE2FShABZDv25PPa2X:3KRVQxhu0P8Lq1LEvxOOx5Sh

    Score
    10/10
    quasarviltracdefense_evasionexecutionspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • System Binary Proxy Execution: Regsvcs/Regasm

      Abuse Regasm to proxy execution of malicious code.

      defense_evasion

    • Drops startup file

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks