General

  • Target

    df9bf21bdbcd5a27ad3a7d230070135ab62ae4bb4ca18efefaa58d065242bd4d

  • Size

    455KB

  • Sample

    240428-css68aeb57

  • MD5

    4fe50d7ebbbbc20cd513cc300952a3c8

  • SHA1

    87d218b2066ca1511e2c6659eb2bb29f5b5255e3

  • SHA256

    df9bf21bdbcd5a27ad3a7d230070135ab62ae4bb4ca18efefaa58d065242bd4d

  • SHA512

    78ca6e4c350b182e7c4206b5b15f72110acebc16463dc4b6a36e7271f147936fad9bc990513a11ebaf752a925b8d650e2aa389cfb5909da1cae200aff1efdb03

  • SSDEEP

    6144:wPKlSI6wvdEjpq79xyN+PKbaKNt8RUeW2s4A9YoxYrP9nys3ODE:wylSI66yj4nOaaJh9x6tT3wE

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.76

Attributes
  • url_path

    /8681490a59ad0e34.php

Targets

    • Target

      df9bf21bdbcd5a27ad3a7d230070135ab62ae4bb4ca18efefaa58d065242bd4d

    • Size

      455KB

    • MD5

      4fe50d7ebbbbc20cd513cc300952a3c8

    • SHA1

      87d218b2066ca1511e2c6659eb2bb29f5b5255e3

    • SHA256

      df9bf21bdbcd5a27ad3a7d230070135ab62ae4bb4ca18efefaa58d065242bd4d

    • SHA512

      78ca6e4c350b182e7c4206b5b15f72110acebc16463dc4b6a36e7271f147936fad9bc990513a11ebaf752a925b8d650e2aa389cfb5909da1cae200aff1efdb03

    • SSDEEP

      6144:wPKlSI6wvdEjpq79xyN+PKbaKNt8RUeW2s4A9YoxYrP9nys3ODE:wylSI66yj4nOaaJh9x6tT3wE

    • SectopRAT

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

    • SectopRAT payload

    • Stealc

      Stealc is an infostealer written in C++.

    • Downloads MZ/PE file

    • 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

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks