General

  • Target

    6060d0fb728a58bc36e9918382d9e87b8664d982085c9c8c458631cf16aceae3

  • Size

    1.8MB

  • Sample

    240604-t8y6vadf72

  • MD5

    b1fadd2e0b82d63f9faf3e0c3b853c99

  • SHA1

    b64200a405956222a6de5ee99b02822fb332c34f

  • SHA256

    6060d0fb728a58bc36e9918382d9e87b8664d982085c9c8c458631cf16aceae3

  • SHA512

    7bd2003086e447f85ea9b917d534ee7b7e20e5e04c359b347a8037be3d48ec3048b5fadcdcf51e2006630958e8aa8c52d276981a3ed2e19290b45896e16ef784

  • SSDEEP

    24576:l6z6AnPq5iak02HkFYaOV+rEfv0xwT3zxNOt4XigDSCuptNIeUaKUqm1zE:wer5l4kFYa8aesY3Ot4N7G/IeUAtK

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      6060d0fb728a58bc36e9918382d9e87b8664d982085c9c8c458631cf16aceae3

    • Size

      1.8MB

    • MD5

      b1fadd2e0b82d63f9faf3e0c3b853c99

    • SHA1

      b64200a405956222a6de5ee99b02822fb332c34f

    • SHA256

      6060d0fb728a58bc36e9918382d9e87b8664d982085c9c8c458631cf16aceae3

    • SHA512

      7bd2003086e447f85ea9b917d534ee7b7e20e5e04c359b347a8037be3d48ec3048b5fadcdcf51e2006630958e8aa8c52d276981a3ed2e19290b45896e16ef784

    • SSDEEP

      24576:l6z6AnPq5iak02HkFYaOV+rEfv0xwT3zxNOt4XigDSCuptNIeUaKUqm1zE:wer5l4kFYa8aesY3Ot4N7G/IeUAtK

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks