General

  • Target

    1cb5a19ee0b31b54658358590067ef7a2ff6aa066383c75754ca8df7a8a194cf

  • Size

    1.8MB

  • Sample

    250125-x7c4rsyqaq

  • MD5

    36c97fee4221becab44a8e2a0cd26271

  • SHA1

    1f0c71bac470518971af2d60012d7710f3f35dc3

  • SHA256

    1cb5a19ee0b31b54658358590067ef7a2ff6aa066383c75754ca8df7a8a194cf

  • SHA512

    b60b0d022614ebbbaea0a3047b20b7f8361d7720cd087aea6e9272bdbaedb961b8b19997d35bc6bb4fc97ac200226791d45d8fe48a81a41563e82f83d7ac87f5

  • SSDEEP

    49152:6HXc6mDkJBHOg6jCgu0sk4h0UnTAo6gtFbpQ4:63c6mO36/xsk4hLnTp6grb3

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      1cb5a19ee0b31b54658358590067ef7a2ff6aa066383c75754ca8df7a8a194cf

    • Size

      1.8MB

    • MD5

      36c97fee4221becab44a8e2a0cd26271

    • SHA1

      1f0c71bac470518971af2d60012d7710f3f35dc3

    • SHA256

      1cb5a19ee0b31b54658358590067ef7a2ff6aa066383c75754ca8df7a8a194cf

    • SHA512

      b60b0d022614ebbbaea0a3047b20b7f8361d7720cd087aea6e9272bdbaedb961b8b19997d35bc6bb4fc97ac200226791d45d8fe48a81a41563e82f83d7ac87f5

    • SSDEEP

      49152:6HXc6mDkJBHOg6jCgu0sk4h0UnTAo6gtFbpQ4:63c6mO36/xsk4hLnTp6grb3

    • 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