General

  • Target

    cda5d8866948f3a4e4462947f4da81ad72ad4688164c9d7f85bf89ca013620ed

  • Size

    1.9MB

  • Sample

    240326-fg8z3sfh6v

  • MD5

    8ff454c025546a5d29ca80c749971460

  • SHA1

    aa65d6eb34dd1d9581612bd73853ecbf1611c523

  • SHA256

    cda5d8866948f3a4e4462947f4da81ad72ad4688164c9d7f85bf89ca013620ed

  • SHA512

    c53d927d674ea5e3fb1d1fe776a0657d7d6f3349311b57487f925380d5efe091d3bd085337098ae94647ef9c10175561c97bf376e441d1eb4d877875b440f1b5

  • SSDEEP

    49152:nwxpn1605qySTlAco75LEf4tV+GbLJr38d:nI+aqySTlA5LEf14rsd

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Extracted

Family

redline

Botnet

LiveTraffic

C2

4.185.137.132:1632

Extracted

Family

smokeloader

Version

2022

C2

http://selebration17io.io/index.php

http://vacantion18ffeu.cc/index.php

http://valarioulinity1.net/index.php

http://buriatiarutuhuob.net/index.php

http://cassiosssionunu.me/index.php

http://sulugilioiu19.net/index.php

http://goodfooggooftool.net/index.php

rc4.i32
rc4.i32

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Targets

    • Target

      cda5d8866948f3a4e4462947f4da81ad72ad4688164c9d7f85bf89ca013620ed

    • Size

      1.9MB

    • MD5

      8ff454c025546a5d29ca80c749971460

    • SHA1

      aa65d6eb34dd1d9581612bd73853ecbf1611c523

    • SHA256

      cda5d8866948f3a4e4462947f4da81ad72ad4688164c9d7f85bf89ca013620ed

    • SHA512

      c53d927d674ea5e3fb1d1fe776a0657d7d6f3349311b57487f925380d5efe091d3bd085337098ae94647ef9c10175561c97bf376e441d1eb4d877875b440f1b5

    • SSDEEP

      49152:nwxpn1605qySTlAco75LEf4tV+GbLJr38d:nI+aqySTlA5LEf14rsd

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • 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++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks