Overview

overview

10

Static

static

3

c6d951eb82...94.exe

windows7-x64

10

c6d951eb82...94.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    c6d951eb82804a4e2624fb5dcf56bf45589dcd78c7b41859a6b326512788dd94

  • Size

    1.4MB

  • Sample

    231014-mxbsvacf6t

  • MD5

    36a498dccc2dd97a7b78784c74d651c3

  • SHA1

    d2e55f6fac60d3c1ef329ebfb001dc252d9a2840

  • SHA256

    c6d951eb82804a4e2624fb5dcf56bf45589dcd78c7b41859a6b326512788dd94

  • SHA512

    a9fcb113a87bc571d0edc51f393847ca573d6c8c66fe9c4e895c87a702f49c2e003240c1cab230239de2720214407c2f42f228703f8aa5f1095ad126212e2d66

  • SSDEEP

    24576:U2G/nvxW3Ww0tRp8GiXTBhq7yRDvHcUcjUvy0lr3Tl6icOB/UWoT:UbA30H4zF0UMSAicOB/UWk

Score
10/10
quasar-evasionspywaretrojanupx

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

-

C2

94.131.105.161:12344

Mutex

QSR_MUTEX_UEgITWnMKnRP3EZFzK

Attributes
  • encryption_key

    5Q0JQBQQfAUHRJTcAIOF

  • install_name

    lient.exe

  • log_directory

    Lugs

  • reconnect_delay

    3000

  • startup_key

    itartup

  • subdirectory

    SubDir

Targets

    • Target

      c6d951eb82804a4e2624fb5dcf56bf45589dcd78c7b41859a6b326512788dd94

    • Size

      1.4MB

    • MD5

      36a498dccc2dd97a7b78784c74d651c3

    • SHA1

      d2e55f6fac60d3c1ef329ebfb001dc252d9a2840

    • SHA256

      c6d951eb82804a4e2624fb5dcf56bf45589dcd78c7b41859a6b326512788dd94

    • SHA512

      a9fcb113a87bc571d0edc51f393847ca573d6c8c66fe9c4e895c87a702f49c2e003240c1cab230239de2720214407c2f42f228703f8aa5f1095ad126212e2d66

    • SSDEEP

      24576:U2G/nvxW3Ww0tRp8GiXTBhq7yRDvHcUcjUvy0lr3Tl6icOB/UWoT:UbA30H4zF0UMSAicOB/UWk

    Score
    10/10
    quasar-evasionspywaretrojanupx

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Modifies Windows Firewall

      evasion

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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