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Overview

overview

10

Static

static

10

37fa30c9dc...df.exe

windows7-x64

10

37fa30c9dc...df.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a760c4263a2d1e144c2fd116bf1351e1.bin

  • Size

    229KB

  • Sample

    240612-c639cayhnn

  • MD5

    d18983ed988e11f6bc61465248ac8c2a

  • SHA1

    69c08a36db31b18fa3543a681ff009fec32331fc

  • SHA256

    cb2efd76831c2dbf85368de55e298c290fa3d22f303745195c734ee4cf979c79

  • SHA512

    1ac6cfd32688efc12f091d076f9dee568b84a53f8e8ce1c369e7c0c3d79a7ece8a57fc4ca6c2085fd60ad24a53fde116931b4022c60235e03b59ceaf7f0bce41

  • SSDEEP

    6144:ZV9qTTh6IYxNTW0m2JDUQ2sysd/OFvbNNa+9A6:BvNTF9ysd/OFjTa+m6

Score
10/10
quasarbeobeospywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

BEOBEO

C2

222.253.182.185:9090

Mutex

b629c3f9-6e84-4b12-aa44-142bd48d26fe

Attributes
  • encryption_key

    E3F9325FDCF7CBE474DB678812431E432D3171B2

  • install_name

    Realtek HD Audio Universal Services.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Realtek

  • subdirectory

    Realtek HD Audio Universal Services

Targets

    • Target

      37fa30c9dcf255bda62c0a6b7f88a48263a3da18d18d8c66b1cbbc801077cfdf.exe

    • Size

      503KB

    • MD5

      a760c4263a2d1e144c2fd116bf1351e1

    • SHA1

      98da7637a98df832078ed0ec08d11d588223783e

    • SHA256

      37fa30c9dcf255bda62c0a6b7f88a48263a3da18d18d8c66b1cbbc801077cfdf

    • SHA512

      ee8ff2686a4a95a779711ca3126423f769351de6b9e8a27d0ff0d78212e76ef703ada91778620799dd3dbe07cea840f7f44c65273278ea3b4f539274dbc806bf

    • SSDEEP

      12288:+TEgdfY97axTU7H4TywQCngRnLN9cHcdA:bUwkyoywQCnkgcdA

    Score
    10/10
    quasarbeobeospywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Looks up external IP address via web service

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks