General

  • Target

    5b9c150e2c1c77bdd1f1f8fa35e9b3ff38d32182e2d0be0e9c438676fd10680c.exe

  • Size

    419KB

  • Sample

    240430-bscc2agc22

  • MD5

    21447adc4982eb273300367dece5bfec

  • SHA1

    c017eba72e66ba7a52dace54af6ff6796cad86bb

  • SHA256

    5b9c150e2c1c77bdd1f1f8fa35e9b3ff38d32182e2d0be0e9c438676fd10680c

  • SHA512

    bebbb510e7ff94957f7865e7ce250917786bc2ab8bb6ae2c84e5d5ad972dade5761d8d3942e524a3ec4ccf70d9fe4d90f8c91d0e05edd62995cebee4e3468650

  • SSDEEP

    6144:JWigHbPbnW5OdaZLB+zKwTTfRLpEGzYSIpB5Apy3E6f:JZ2zzsZN+JTTlptIp7AIU6f

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Targets

    • Target

      5b9c150e2c1c77bdd1f1f8fa35e9b3ff38d32182e2d0be0e9c438676fd10680c.exe

    • Size

      419KB

    • MD5

      21447adc4982eb273300367dece5bfec

    • SHA1

      c017eba72e66ba7a52dace54af6ff6796cad86bb

    • SHA256

      5b9c150e2c1c77bdd1f1f8fa35e9b3ff38d32182e2d0be0e9c438676fd10680c

    • SHA512

      bebbb510e7ff94957f7865e7ce250917786bc2ab8bb6ae2c84e5d5ad972dade5761d8d3942e524a3ec4ccf70d9fe4d90f8c91d0e05edd62995cebee4e3468650

    • SSDEEP

      6144:JWigHbPbnW5OdaZLB+zKwTTfRLpEGzYSIpB5Apy3E6f:JZ2zzsZN+JTTlptIp7AIU6f

    • 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 Enterprise v15

Tasks