General

  • Target

    random.exe

  • Size

    1.8MB

  • Sample

    250129-r4qb2a1mgv

  • MD5

    12a126af335a3bc2453be8a0849728a9

  • SHA1

    da47f06653a3bc1ac6a87b321bfec96ea0046c99

  • SHA256

    5aa99418b597f6c27c343e8031e25bd73116bb3cc888cc0cd25d62c88126c974

  • SHA512

    cb6683a0667961390742e6ae4cc218450ad5d546c75a59d69f6396f7d2f025e62108c810880206a392d47d1e99dc19361cb4ba1b086971a8da7a27fe7e1c8f65

  • SSDEEP

    49152:UT/E1oUINCxvAuIeUQVxB0jZZZHVpOgdF8/vw:uc1dINCwejJ0jZZtVJdy

Malware Config

Extracted

Family

stealc

Botnet

kira

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      random.exe

    • Size

      1.8MB

    • MD5

      12a126af335a3bc2453be8a0849728a9

    • SHA1

      da47f06653a3bc1ac6a87b321bfec96ea0046c99

    • SHA256

      5aa99418b597f6c27c343e8031e25bd73116bb3cc888cc0cd25d62c88126c974

    • SHA512

      cb6683a0667961390742e6ae4cc218450ad5d546c75a59d69f6396f7d2f025e62108c810880206a392d47d1e99dc19361cb4ba1b086971a8da7a27fe7e1c8f65

    • SSDEEP

      49152:UT/E1oUINCxvAuIeUQVxB0jZZZHVpOgdF8/vw:uc1dINCwejJ0jZZtVJdy

    • 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