General

  • Target

    3755062e162af135a69553d363fd6783.bin

  • Size

    1004KB

  • Sample

    231112-b54ytacc8w

  • MD5

    66b026617186d48badc835d51d7d1c0d

  • SHA1

    5bd11cbd0d9888d5cf57990014317a6868c094d3

  • SHA256

    61ea9fec9179b92a306d6a628c2ae5b5a89a3d4d4e7599121f9a01ac75775e25

  • SHA512

    98807465decffcdf516cc7fe760d985aa00ebda6ee438efeacf6760afac4952c2036d68b3884818a2efbb632aa9e7eee2ca56fce3cff2676e6aada75d07b134f

  • SSDEEP

    24576:kYPhVB060419sO1d21fuSyh0ZGvftCWUkIzp0Qp5:tZW4pb2VgqZ6gvv10i

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

stealc

C2

http://77.91.68.247

Attributes
  • url_path

    /c36258786fdc16da.php

rc4.plain

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      f8e284bd0abd20b927c85a295144921ccdb547701cc0bf724f9ca60fbaea124e.exe

    • Size

      1.0MB

    • MD5

      3755062e162af135a69553d363fd6783

    • SHA1

      7b59ec4a8f8d1504add32b2412483db6f9aed081

    • SHA256

      f8e284bd0abd20b927c85a295144921ccdb547701cc0bf724f9ca60fbaea124e

    • SHA512

      e9dfaea71e46e9ed5956b32a0aa0a8c591e3d1167edf418613217d36a22c3d39c92b08b700a805a815718e0f8ebe1e7d0f2c9502373b520eeb3ab555069d807c

    • SSDEEP

      24576:0yxlReeTq6aeFIspCAGfvUDG/OmTxCcSZUQ:DxlReemTeG6DGEjcS+

    • Detect Mystic stealer payload

    • Detect ZGRat V1

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Detected potential entity reuse from brand paypal.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks