General

  • Target

    file.exe

  • Size

    7.2MB

  • Sample

    220927-w4wahafcbn

  • MD5

    3b3d09345ad44e2122a5ddef64ef6abb

  • SHA1

    ea3654ef2630810c967e05636abdca02c14b5bee

  • SHA256

    6827de64c5c907041f2795b5c7db324a68ff3a44bb7c6ea9828e9ac47cb54161

  • SHA512

    d9b4b0632aa0df6e4758747b6497c2a32749cfb4c0492fd9d7e87280e10071dcc316398033d48ca483088c04f905c6389e67a9d1adbc9be09d2c00dcd962a1bb

  • SSDEEP

    196608:91O0mSOPS1loo2HeWnKcHvvMkbKHpEBD5wN+g4X28:3OzPSUo2BHvkkbK+BD5w0g49

Malware Config

Targets

    • Target

      file.exe

    • Size

      7.2MB

    • MD5

      3b3d09345ad44e2122a5ddef64ef6abb

    • SHA1

      ea3654ef2630810c967e05636abdca02c14b5bee

    • SHA256

      6827de64c5c907041f2795b5c7db324a68ff3a44bb7c6ea9828e9ac47cb54161

    • SHA512

      d9b4b0632aa0df6e4758747b6497c2a32749cfb4c0492fd9d7e87280e10071dcc316398033d48ca483088c04f905c6389e67a9d1adbc9be09d2c00dcd962a1bb

    • SSDEEP

      196608:91O0mSOPS1loo2HeWnKcHvvMkbKHpEBD5wN+g4X28:3OzPSUo2BHvkkbK+BD5w0g49

    • Modifies Windows Defender Real-time Protection settings

    • Windows security bypass

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks