General

  • Target

    usbclient_11MB_unsign.exe

  • Size

    13.5MB

  • Sample

    240929-sz3bgataqh

  • MD5

    3988d57be5af6fb461fec4bbd0f747f3

  • SHA1

    c4ea1473edc170309eb4f0d3b8f753e390ac1553

  • SHA256

    869deec09d4b035c500fb282df367e622f3e75e39fef3f6cd674fb1d1dca7b09

  • SHA512

    01cc125096db783d42ec1d82ccb896e5286f5aab6523e8931d41cc57979825738e80a8c57c14b09f19a7d50761cce5b7ace80837cf00bfae27d8ac4ebf5e9487

  • SSDEEP

    196608:7kOSXo+Hu/GindojDIg9Cbk/V81OWa4l7:7kO6vHJDiZj

Malware Config

Extracted

Family

stealc

Botnet

A1

C2

http://45.200.148.113

Attributes
  • url_path

    /0a616124ff2f2b69.php

Targets

    • Target

      usbclient_11MB_unsign.exe

    • Size

      13.5MB

    • MD5

      3988d57be5af6fb461fec4bbd0f747f3

    • SHA1

      c4ea1473edc170309eb4f0d3b8f753e390ac1553

    • SHA256

      869deec09d4b035c500fb282df367e622f3e75e39fef3f6cd674fb1d1dca7b09

    • SHA512

      01cc125096db783d42ec1d82ccb896e5286f5aab6523e8931d41cc57979825738e80a8c57c14b09f19a7d50761cce5b7ace80837cf00bfae27d8ac4ebf5e9487

    • SSDEEP

      196608:7kOSXo+Hu/GindojDIg9Cbk/V81OWa4l7:7kO6vHJDiZj

    • Stealc

      Stealc is an infostealer written in C++.

    • Downloads MZ/PE file

    • 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.

MITRE ATT&CK Enterprise v15

Tasks