General

  • Target

    Update.exe

  • Size

    409KB

  • MD5

    ed68b64af85a06a4d3edfb0eedbd5a00

  • SHA1

    668dbc4990b0a1cdd2f0c254f41b539e9b69afc1

  • SHA256

    347776cb31b6dfbb5a5cbb39e617b3913b8af8a0a826468b7e0df3b4738fc184

  • SHA512

    7555b7ff4534f0549f35f14b47f8a75509801e4c87e3740aaae20cf6c291b1e17e8a4f833e05d73e2a39471e93a63b75d5513e999850a840ac58a38d656990be

  • SSDEEP

    6144:nrBdTMOznI2U/rgSuXfh+8sopVpkG9YiLLLKItKbFrJCBzzFd3MI:oynI2UeXfh+X+5YiPLKItwyRd3MI

Score
10/10

Malware Config

Extracted

Family

quasar

Version

3.1.5

Botnet

SLAVE

C2

147.185.221.19:33587

Mutex

$Sxr-GdUyI5k46zQj7thBLl

Attributes
  • encryption_key

    y0X14czHxU2CjCZoALAD

  • install_name

    BiosUpdX64.exe

  • log_directory

    $sxr

  • reconnect_delay

    3000

  • startup_key

    $sxr-metsha

  • subdirectory

    Windows

Signatures

  • Quasar family
  • Quasar payload 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

Files

  • Update.exe
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections