General

  • Target

    1a62f3dc53175583622041368a31f1851123a15a898f7883171bf8354113d105

  • Size

    2.6MB

  • Sample

    240919-2fsscsvcjl

  • MD5

    eac5701dd21a3520d8f7f5c339d11cc0

  • SHA1

    5520caff5ab624abe3423d686a6a88cdb753be7a

  • SHA256

    1a62f3dc53175583622041368a31f1851123a15a898f7883171bf8354113d105

  • SHA512

    6d3923ec6df80b49ae4df19fc824f5656a34732b52df38aaa029ac8846bee27a1103119c713beee2f8476b0b70f383d0dbd0e3caa7cbce264ca94e58db4ebeeb

  • SSDEEP

    49152:Q+5UKzicHfmYmq/KgyTuupCj0YXefciXxlxRgB13dlvZ:Q+5UKzP/mDqCg9upKuV+TDv

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      1a62f3dc53175583622041368a31f1851123a15a898f7883171bf8354113d105

    • Size

      2.6MB

    • MD5

      eac5701dd21a3520d8f7f5c339d11cc0

    • SHA1

      5520caff5ab624abe3423d686a6a88cdb753be7a

    • SHA256

      1a62f3dc53175583622041368a31f1851123a15a898f7883171bf8354113d105

    • SHA512

      6d3923ec6df80b49ae4df19fc824f5656a34732b52df38aaa029ac8846bee27a1103119c713beee2f8476b0b70f383d0dbd0e3caa7cbce264ca94e58db4ebeeb

    • SSDEEP

      49152:Q+5UKzicHfmYmq/KgyTuupCj0YXefciXxlxRgB13dlvZ:Q+5UKzP/mDqCg9upKuV+TDv

    • Stealc

      Stealc is an infostealer written in C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

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

    • Downloads MZ/PE file

    • 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.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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