General

  • Target

    7f3bb57f5fb44c491af50961f6754cbbcebc106e04752c4286fa29c044a71d1f

  • Size

    1.8MB

  • Sample

    240607-ajm8haec2x

  • MD5

    7cdab9f88dec569169cef59061c4bb3d

  • SHA1

    51874394da9050c78a0b173b97ceb551240faf12

  • SHA256

    7f3bb57f5fb44c491af50961f6754cbbcebc106e04752c4286fa29c044a71d1f

  • SHA512

    a5b276c26f18dab1d730bcdab68feaee24e03477a76989c8f1e5c1922e1bf72d7293e892f2f61b8ebe3e81e09391e582b41b1e6efa668cfe546f3da94d1134f2

  • SSDEEP

    24576:l6z6AnPq5iak02HkIYaOV+rEfv0xwT3zxNOt4XigDSCuptNIeUaKUqm1zE:wer5l4kIYa8aesY3Ot4N7G/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

      7f3bb57f5fb44c491af50961f6754cbbcebc106e04752c4286fa29c044a71d1f

    • Size

      1.8MB

    • MD5

      7cdab9f88dec569169cef59061c4bb3d

    • SHA1

      51874394da9050c78a0b173b97ceb551240faf12

    • SHA256

      7f3bb57f5fb44c491af50961f6754cbbcebc106e04752c4286fa29c044a71d1f

    • SHA512

      a5b276c26f18dab1d730bcdab68feaee24e03477a76989c8f1e5c1922e1bf72d7293e892f2f61b8ebe3e81e09391e582b41b1e6efa668cfe546f3da94d1134f2

    • SSDEEP

      24576:l6z6AnPq5iak02HkIYaOV+rEfv0xwT3zxNOt4XigDSCuptNIeUaKUqm1zE:wer5l4kIYa8aesY3Ot4N7G/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

    • 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