Overview

overview

10

Static

static

3

b7b3d5ad8f...51.exe

windows7-x64

8

b7b3d5ad8f...51.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    b7b3d5ad8fc8c3a000b06f1de7b637959dc6e4489ad81077fa4350159c7e3051.exe

  • Size

    6.5MB

  • Sample

    241128-bbqt4atrhj

  • MD5

    d9f1033188bc03ca4b9b95198b4cd9e3

  • SHA1

    1c68b9f83e080cce44c83d7db3257f38a6a596d0

  • SHA256

    b7b3d5ad8fc8c3a000b06f1de7b637959dc6e4489ad81077fa4350159c7e3051

  • SHA512

    6d0dd5db5da24b04aa03d3d370a31b5aa421a68f2d81eae291f6ab064541ac395b2dd0553c4fe89ffdc416261738969d66d187f6ee813e8bfed18daa383a2997

  • SSDEEP

    196608:zR668aaELtR668aaELPR668aaELZR668aaELW:zp8aawp8aayp8aa8p8aaZ

Score
10/10
remcosxredbackdoordiscoveryexecutionpersistencerat

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

      b7b3d5ad8fc8c3a000b06f1de7b637959dc6e4489ad81077fa4350159c7e3051.exe

    • Size

      6.5MB

    • MD5

      d9f1033188bc03ca4b9b95198b4cd9e3

    • SHA1

      1c68b9f83e080cce44c83d7db3257f38a6a596d0

    • SHA256

      b7b3d5ad8fc8c3a000b06f1de7b637959dc6e4489ad81077fa4350159c7e3051

    • SHA512

      6d0dd5db5da24b04aa03d3d370a31b5aa421a68f2d81eae291f6ab064541ac395b2dd0553c4fe89ffdc416261738969d66d187f6ee813e8bfed18daa383a2997

    • SSDEEP

      196608:zR668aaELtR668aaELPR668aaELZR668aaELW:zp8aawp8aayp8aa8p8aaZ

    Score
    10/10
    discoveryexecutionremcosxredbackdoorpersistencerat

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • Remcos family

      remcos

    • Xred

      Xred is backdoor written in Delphi.

      backdoorxred

    • Xred family

      xred

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks