General

  • Target

    118bdc37567df7bf56a35bce61cd13bf04c259df40146594ce76e5c88fd41bee

  • Size

    2.4MB

  • Sample

    240601-hdjbcsch3y

  • MD5

    5b7891d677fe72a16ca6473819da3430

  • SHA1

    25df7709ae0c82bb4a7c37fa54dbc22712982481

  • SHA256

    118bdc37567df7bf56a35bce61cd13bf04c259df40146594ce76e5c88fd41bee

  • SHA512

    49eecb2452e542ee60198617380be77c8969e7e2ff1c5464f7b39b6ec117280faefe9e18bd51eb1621d96c5fba4bf99de4bdf497757946f486c6ae23ca6e73b9

  • SSDEEP

    49152:wQc81KnB/a/hNT/dpYa8aesY3Ot4N7G/:wDta/hNT/dpn0etD/

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/ta904ek

https://steamcommunity.com/profiles/76561199695752269

Attributes
  • user_agent

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

Targets

    • Target

      118bdc37567df7bf56a35bce61cd13bf04c259df40146594ce76e5c88fd41bee

    • Size

      2.4MB

    • MD5

      5b7891d677fe72a16ca6473819da3430

    • SHA1

      25df7709ae0c82bb4a7c37fa54dbc22712982481

    • SHA256

      118bdc37567df7bf56a35bce61cd13bf04c259df40146594ce76e5c88fd41bee

    • SHA512

      49eecb2452e542ee60198617380be77c8969e7e2ff1c5464f7b39b6ec117280faefe9e18bd51eb1621d96c5fba4bf99de4bdf497757946f486c6ae23ca6e73b9

    • SSDEEP

      49152:wQc81KnB/a/hNT/dpYa8aesY3Ot4N7G/:wDta/hNT/dpn0etD/

    • 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