General

  • Target

    ca6329a259bb710a36ca36a033184517ff4b2dc22672758147243510191be4a5

  • Size

    1.8MB

  • Sample

    240604-g5lp5age29

  • MD5

    d0f33561ac3bb55d55bb088dff1de4b0

  • SHA1

    5b0604ab14bf0cdff7143ead8c27d217dc279e0b

  • SHA256

    ca6329a259bb710a36ca36a033184517ff4b2dc22672758147243510191be4a5

  • SHA512

    63a22be16d80df2b523d70c26b218e70411a5214f0554f06667ec93c8b1f30d612b3271a6aae6118b065a79b70060e8ca93047b4d4f933e4cb20d25eab3cdd48

  • SSDEEP

    24576:W7YfUB7F1931tbZYaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtbZYa8aesY3Ot4N7G/

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

      ca6329a259bb710a36ca36a033184517ff4b2dc22672758147243510191be4a5

    • Size

      1.8MB

    • MD5

      d0f33561ac3bb55d55bb088dff1de4b0

    • SHA1

      5b0604ab14bf0cdff7143ead8c27d217dc279e0b

    • SHA256

      ca6329a259bb710a36ca36a033184517ff4b2dc22672758147243510191be4a5

    • SHA512

      63a22be16d80df2b523d70c26b218e70411a5214f0554f06667ec93c8b1f30d612b3271a6aae6118b065a79b70060e8ca93047b4d4f933e4cb20d25eab3cdd48

    • SSDEEP

      24576:W7YfUB7F1931tbZYaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtbZYa8aesY3Ot4N7G/

    • 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

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks