General

  • Target

    4c27395437d1880531cb727194221bb8.exe

  • Size

    452KB

  • Sample

    240428-bthw7sdc8z

  • MD5

    4c27395437d1880531cb727194221bb8

  • SHA1

    4161da11bf2da8ed83b721ee1d72ea9c3a0e0d9f

  • SHA256

    850b58f504324b3aec9b262ae4224cee37f731f90b30bdf0b0ee0f9a46d6964d

  • SHA512

    f62b1f7b0b1b4cb17b11973e601dcb58227911a6b52d9c34a3edb4ef7b0349dc35835df570d0b9534a379cd1fb41b198eb9432c73c6354dea13e8dbcee30e22e

  • SSDEEP

    6144:rOrXOdV6MDOrctj6AwnV3NPYvEmAYc42VBPg1BwnFo7s4lB:rGO0r5AwlqvExYh0g1MKI4lB

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.62

Attributes
  • url_path

    /902e53a07830e030.php

Targets

    • Target

      4c27395437d1880531cb727194221bb8.exe

    • Size

      452KB

    • MD5

      4c27395437d1880531cb727194221bb8

    • SHA1

      4161da11bf2da8ed83b721ee1d72ea9c3a0e0d9f

    • SHA256

      850b58f504324b3aec9b262ae4224cee37f731f90b30bdf0b0ee0f9a46d6964d

    • SHA512

      f62b1f7b0b1b4cb17b11973e601dcb58227911a6b52d9c34a3edb4ef7b0349dc35835df570d0b9534a379cd1fb41b198eb9432c73c6354dea13e8dbcee30e22e

    • SSDEEP

      6144:rOrXOdV6MDOrctj6AwnV3NPYvEmAYc42VBPg1BwnFo7s4lB:rGO0r5AwlqvExYh0g1MKI4lB

    • 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 Matrix ATT&CK v13

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Tasks