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General

  • Target

    833137151b4986ebee19d7f9a1a2ade08586e60911efc36e6b0771a43879b29f

  • Size

    2.0MB

  • Sample

    240520-ymvzhsef86

  • MD5

    3c4ece6e79a7e988af6cc86df7a7057c

  • SHA1

    74ed4daf938ebc761daffbf2f7b8aa1a059167a4

  • SHA256

    833137151b4986ebee19d7f9a1a2ade08586e60911efc36e6b0771a43879b29f

  • SHA512

    203c06b0706ac0d1918d2003d8bb6b112d629d4bd53df693bc2be33640201ae689f79ce248b51d0ca0d16f1966467e7559b6c52ed4f2a919d7b1dc2957f03a36

  • SSDEEP

    49152:IFno/jf4JtTF+TxMoxc1TU+j+dAzGkiT:IFno/jQtIuoITsdZT

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      833137151b4986ebee19d7f9a1a2ade08586e60911efc36e6b0771a43879b29f

    • Size

      2.0MB

    • MD5

      3c4ece6e79a7e988af6cc86df7a7057c

    • SHA1

      74ed4daf938ebc761daffbf2f7b8aa1a059167a4

    • SHA256

      833137151b4986ebee19d7f9a1a2ade08586e60911efc36e6b0771a43879b29f

    • SHA512

      203c06b0706ac0d1918d2003d8bb6b112d629d4bd53df693bc2be33640201ae689f79ce248b51d0ca0d16f1966467e7559b6c52ed4f2a919d7b1dc2957f03a36

    • SSDEEP

      49152:IFno/jf4JtTF+TxMoxc1TU+j+dAzGkiT:IFno/jQtIuoITsdZT

    • 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