General

  • Target

    31bf976b4eb86c21486d676156ea91b21f95b7bf024dd9731f81e3f70992aa81

  • Size

    347KB

  • Sample

    240429-ymzmpsbf21

  • MD5

    e108b2018bd7159149943a9d2e7aba9e

  • SHA1

    0176ac1fcc280592b5d974e6aca878c4aaf1cc01

  • SHA256

    31bf976b4eb86c21486d676156ea91b21f95b7bf024dd9731f81e3f70992aa81

  • SHA512

    282b086be878ddc6c5df5d9ad3e3e9d9de5eb907f0496ceaa0cf7f40f8461b8d793bee19bfdd640d6b4931ff38af8ccfbccd4d29661e352f2c4e826e9d0917e2

  • SSDEEP

    6144:dD0MWKPc0wJk+uRjiu4FpXFr9TgvzI3OrfK:aMWPJKQFpXFR0vzjK

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Targets

    • Target

      31bf976b4eb86c21486d676156ea91b21f95b7bf024dd9731f81e3f70992aa81

    • Size

      347KB

    • MD5

      e108b2018bd7159149943a9d2e7aba9e

    • SHA1

      0176ac1fcc280592b5d974e6aca878c4aaf1cc01

    • SHA256

      31bf976b4eb86c21486d676156ea91b21f95b7bf024dd9731f81e3f70992aa81

    • SHA512

      282b086be878ddc6c5df5d9ad3e3e9d9de5eb907f0496ceaa0cf7f40f8461b8d793bee19bfdd640d6b4931ff38af8ccfbccd4d29661e352f2c4e826e9d0917e2

    • SSDEEP

      6144:dD0MWKPc0wJk+uRjiu4FpXFr9TgvzI3OrfK:aMWPJKQFpXFR0vzjK

    • Detect ZGRat V1

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • 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.

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks