General

  • Target

    2025-02-28_1ac3459d9aa69db405fbf5276621274d_avoslocker_hijackloader_luca-stealer

  • Size

    3.5MB

  • Sample

    250228-1tvy7szpt6

  • MD5

    1ac3459d9aa69db405fbf5276621274d

  • SHA1

    df08a6ca12241675b42bc0a9416544dd6df24cdb

  • SHA256

    35619570699635d03dcf4a9189791e617fc20aba3f55aef789b75866a0a2890d

  • SHA512

    c5cbe541b8abbf700f590ba73d3b92f96f416056ec0fef01ba78379149ecc765a0e42d1c2e15ddf76e4a200fb5998ba476db9fa097f554c31a4a68224889a475

  • SSDEEP

    98304:uZNVWg4AxEfkzAaOU/jIEeQfoR/IuOFVjUu5:MNsg4AMgAaFIF0wu

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

      2025-02-28_1ac3459d9aa69db405fbf5276621274d_avoslocker_hijackloader_luca-stealer

    • Size

      3.5MB

    • MD5

      1ac3459d9aa69db405fbf5276621274d

    • SHA1

      df08a6ca12241675b42bc0a9416544dd6df24cdb

    • SHA256

      35619570699635d03dcf4a9189791e617fc20aba3f55aef789b75866a0a2890d

    • SHA512

      c5cbe541b8abbf700f590ba73d3b92f96f416056ec0fef01ba78379149ecc765a0e42d1c2e15ddf76e4a200fb5998ba476db9fa097f554c31a4a68224889a475

    • SSDEEP

      98304:uZNVWg4AxEfkzAaOU/jIEeQfoR/IuOFVjUu5:MNsg4AMgAaFIF0wu

    • Xred

      Xred is backdoor written in Delphi.

    • Xred family

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks