General

  • Target

    33f3ae2fdeffa8bd003888fcde73083b14c879ccb2d4bb860da3f5d2cd0e5dd9.exe

  • Size

    1.7MB

  • Sample

    250202-vavw7szqa1

  • MD5

    a96a1e3cd98f61d168cde4fa2524ba86

  • SHA1

    d3390200fa1010c9e668e3aa04e716b1d79bda79

  • SHA256

    33f3ae2fdeffa8bd003888fcde73083b14c879ccb2d4bb860da3f5d2cd0e5dd9

  • SHA512

    f7b280a7f7b0f3dc220919ff53a8e6ee2807f4ed1dabe0aa06843d0bc4f0f4a54c848d9117b39b1c7f8800ad6ee454b79d046a3188ceb02bd112fb97ce7e4a06

  • SSDEEP

    49152:lT4NrRZIzAF6ld8hpXIXwpeqpm0xq2guKeoM/d:NUrAkF6lGnX+AHxqPej

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      33f3ae2fdeffa8bd003888fcde73083b14c879ccb2d4bb860da3f5d2cd0e5dd9.exe

    • Size

      1.7MB

    • MD5

      a96a1e3cd98f61d168cde4fa2524ba86

    • SHA1

      d3390200fa1010c9e668e3aa04e716b1d79bda79

    • SHA256

      33f3ae2fdeffa8bd003888fcde73083b14c879ccb2d4bb860da3f5d2cd0e5dd9

    • SHA512

      f7b280a7f7b0f3dc220919ff53a8e6ee2807f4ed1dabe0aa06843d0bc4f0f4a54c848d9117b39b1c7f8800ad6ee454b79d046a3188ceb02bd112fb97ce7e4a06

    • SSDEEP

      49152:lT4NrRZIzAF6ld8hpXIXwpeqpm0xq2guKeoM/d:NUrAkF6lGnX+AHxqPej

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks