General

  • Target

    7ca6038ac92c191c8bc7f1dcf4f8befd7b2af2f83ab4e52e8fcdd777833550ff

  • Size

    2.4MB

  • Sample

    240531-svpjtadb74

  • MD5

    b7ba01d579f3f1b57386eeb7e3fc4390

  • SHA1

    c8067a5efe913d6a6be8bcf7873cf3f3e254d99a

  • SHA256

    7ca6038ac92c191c8bc7f1dcf4f8befd7b2af2f83ab4e52e8fcdd777833550ff

  • SHA512

    67a59e89affe9b71e305375f3cee8d23abc81f06d94cca2748d5121fdba1d10da6323ddc22e125196cfd93730854c0208b5e8cf330ae0ab4ec3a935fb3a2f245

  • SSDEEP

    49152:wQc81KnB/a/hNT/ddYa8aesY3Ot4N7G/:wDta/hNT/ddn0etD/

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

      7ca6038ac92c191c8bc7f1dcf4f8befd7b2af2f83ab4e52e8fcdd777833550ff

    • Size

      2.4MB

    • MD5

      b7ba01d579f3f1b57386eeb7e3fc4390

    • SHA1

      c8067a5efe913d6a6be8bcf7873cf3f3e254d99a

    • SHA256

      7ca6038ac92c191c8bc7f1dcf4f8befd7b2af2f83ab4e52e8fcdd777833550ff

    • SHA512

      67a59e89affe9b71e305375f3cee8d23abc81f06d94cca2748d5121fdba1d10da6323ddc22e125196cfd93730854c0208b5e8cf330ae0ab4ec3a935fb3a2f245

    • SSDEEP

      49152:wQc81KnB/a/hNT/ddYa8aesY3Ot4N7G/:wDta/hNT/ddn0etD/

    • 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