General

  • Target

    1e95d26181610488853d8bd804ff5900b06fa11233ad2b5d42a5f7f1432d5ff8

  • Size

    684KB

  • Sample

    240604-x4wfyagh2z

  • MD5

    30ab15345b647542504d7c06591c2f03

  • SHA1

    37d9aa6745cf082089b08b26e1d71178c4b35c2a

  • SHA256

    1e95d26181610488853d8bd804ff5900b06fa11233ad2b5d42a5f7f1432d5ff8

  • SHA512

    279c2f1c406eef6655360e8e1948c5bf54b27003a8eb5f8f94a425612a31b78abdb44db81ec3ba42a0700c53062eb7de4ffc4683caed9dcccd130911f6501d78

  • SSDEEP

    12288:edfjtT6+5nf63DCMkllquM53TGXxfU5LaLjPWQzOWfuD7AswQ5:IlNJIdkXxc+/PWQzOWI7iQ5

Malware Config

Targets

    • Target

      1e95d26181610488853d8bd804ff5900b06fa11233ad2b5d42a5f7f1432d5ff8

    • Size

      684KB

    • MD5

      30ab15345b647542504d7c06591c2f03

    • SHA1

      37d9aa6745cf082089b08b26e1d71178c4b35c2a

    • SHA256

      1e95d26181610488853d8bd804ff5900b06fa11233ad2b5d42a5f7f1432d5ff8

    • SHA512

      279c2f1c406eef6655360e8e1948c5bf54b27003a8eb5f8f94a425612a31b78abdb44db81ec3ba42a0700c53062eb7de4ffc4683caed9dcccd130911f6501d78

    • SSDEEP

      12288:edfjtT6+5nf63DCMkllquM53TGXxfU5LaLjPWQzOWfuD7AswQ5:IlNJIdkXxc+/PWQzOWI7iQ5

    • Expiro, m0yv

      Expiro aka m0yv is a multi-functional backdoor written in C++.

    • Expiro payload

    • Disables taskbar notifications via registry modification

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Checks installed software on the system

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

    • Drops Chrome extension

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks