General

  • Target

    039db1b22096f5f1703d22c5bf4ef4f2e56a1bf10bc0188b9755d51bb4c6e17a.exe

  • Size

    347KB

  • Sample

    240428-bc68gacd67

  • MD5

    da2fdea280b5590e8e675022a8a98e74

  • SHA1

    2d9639bdfc57ba76e7840662bc83903ab8ce09de

  • SHA256

    039db1b22096f5f1703d22c5bf4ef4f2e56a1bf10bc0188b9755d51bb4c6e17a

  • SHA512

    099e900bbca7915bb63aced392fc723db9352d1d2ab7b993243131b40390dfe805d2becf3fca0edb5d1f91c6ae496bbf1854648222218c96c6ee13b32411ae46

  • SSDEEP

    6144:ToBqFgnH6oK/xcYNKD8r+syjBJw45rtMLYC43J9fa7nxNHnKTa:EawahCYgD8CsKJw4/MchjCnMa

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.62

Attributes
  • url_path

    /902e53a07830e030.php

Targets

    • Target

      039db1b22096f5f1703d22c5bf4ef4f2e56a1bf10bc0188b9755d51bb4c6e17a.exe

    • Size

      347KB

    • MD5

      da2fdea280b5590e8e675022a8a98e74

    • SHA1

      2d9639bdfc57ba76e7840662bc83903ab8ce09de

    • SHA256

      039db1b22096f5f1703d22c5bf4ef4f2e56a1bf10bc0188b9755d51bb4c6e17a

    • SHA512

      099e900bbca7915bb63aced392fc723db9352d1d2ab7b993243131b40390dfe805d2becf3fca0edb5d1f91c6ae496bbf1854648222218c96c6ee13b32411ae46

    • SSDEEP

      6144:ToBqFgnH6oK/xcYNKD8r+syjBJw45rtMLYC43J9fa7nxNHnKTa:EawahCYgD8CsKJw4/MchjCnMa

    • 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#.

    • Detect binaries embedding considerable number of MFA browser extension IDs.

    • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects encrypted or obfuscated .NET executables

    • 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