Overview

overview

10

Static

static

10

down.exe

windows10-ltsc 2021-x64

10

down.exe

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    down.exe

  • Size

    1.8MB

  • Sample

    241120-vb22xazgll

  • MD5

    e051a9d8e9e23c07a111d6ec74b0c4d0

  • SHA1

    e8d3096606c5174149f9a934ea202c1d7e721d62

  • SHA256

    59ac4d3651037ac2f0def7035bf845a178e4420b3ce1df183f40b230e1fc0d32

  • SHA512

    2e022e7b429743875d789b032972b1689cd890d87a982c918738c02e82f6881ae07581cdfab979aca2a73bdac570455ac0575052c434fbebfa92400bb21cb291

  • SSDEEP

    24576:ynsJ39LyjbJkQFMhmC+6GD9KDAX4kuIB8U73qdkR2zEVeUpcZZ7pw:ynsHyjtk2MYC5GDgrk+i3qyBkEchw

Score
10/10
xredbackdoordiscoverypersistence

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Targets

    • Target

      down.exe

    • Size

      1.8MB

    • MD5

      e051a9d8e9e23c07a111d6ec74b0c4d0

    • SHA1

      e8d3096606c5174149f9a934ea202c1d7e721d62

    • SHA256

      59ac4d3651037ac2f0def7035bf845a178e4420b3ce1df183f40b230e1fc0d32

    • SHA512

      2e022e7b429743875d789b032972b1689cd890d87a982c918738c02e82f6881ae07581cdfab979aca2a73bdac570455ac0575052c434fbebfa92400bb21cb291

    • SSDEEP

      24576:ynsJ39LyjbJkQFMhmC+6GD9KDAX4kuIB8U73qdkR2zEVeUpcZZ7pw:ynsHyjtk2MYC5GDgrk+i3qyBkEchw

    Score
    10/10
    xredbackdoordiscoverypersistence

    • Xred

      Xred is backdoor written in Delphi.

      backdoorxred

    • Xred family

      xred

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks