General

  • Target

    77bf6e3f22c0da3630e8fac1066eb3d99159ffa44fc629234bb7eea639bf8daf

  • Size

    1.8MB

  • Sample

    240525-plvspabb54

  • MD5

    9052c23f65e330644390c5e96bfe1f42

  • SHA1

    8050528e0b30254c162d5f4245c30a58c8b4bb81

  • SHA256

    77bf6e3f22c0da3630e8fac1066eb3d99159ffa44fc629234bb7eea639bf8daf

  • SHA512

    cca1050ff9351df6dc331c223280186d0f552427bff2954b98ebce0f6602d7be90fdcc3503bbe8f885e41c2453ded83ae39b6c8c290d32634ba891038313eddf

  • SSDEEP

    49152:7GBDkvEzppKG8YtIl6Zz51rt1RhPgUne:7YD+JJFEZzLt1be

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

49e482

C2

http://147.45.47.70

Attributes
  • install_dir

    1b29d73536

  • install_file

    axplont.exe

  • strings_key

    4d31dd1a190d9879c21fac6d87dc0043

  • url_paths

    /tr8nomy/index.php

rc4.plain

Extracted

Family

redline

Botnet

1

C2

185.215.113.67:40960

Extracted

Family

stealc

Botnet

zzvv

C2

http://23.88.106.134

Attributes
  • url_path

    /c73eed764cc59dcb.php

Extracted

Family

lumma

C2

https://roomabolishsnifftwk.shop/api

https://museumtespaceorsp.shop/api

https://buttockdecarderwiso.shop/api

https://averageaattractiionsl.shop/api

https://femininiespywageg.shop/api

https://employhabragaomlsp.shop/api

https://stalfbaclcalorieeis.shop/api

https://civilianurinedtsraov.shop/api

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199686524322

https://t.me/k0mono

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1 Safari/605.1.15 Ddg/17.4.1

Extracted

Family

smokeloader

Botnet

pub4

Targets

    • Target

      77bf6e3f22c0da3630e8fac1066eb3d99159ffa44fc629234bb7eea639bf8daf

    • Size

      1.8MB

    • MD5

      9052c23f65e330644390c5e96bfe1f42

    • SHA1

      8050528e0b30254c162d5f4245c30a58c8b4bb81

    • SHA256

      77bf6e3f22c0da3630e8fac1066eb3d99159ffa44fc629234bb7eea639bf8daf

    • SHA512

      cca1050ff9351df6dc331c223280186d0f552427bff2954b98ebce0f6602d7be90fdcc3503bbe8f885e41c2453ded83ae39b6c8c290d32634ba891038313eddf

    • SSDEEP

      49152:7GBDkvEzppKG8YtIl6Zz51rt1RhPgUne:7YD+JJFEZzLt1be

    • Amadey

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

    • Detect Vidar Stealer

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • 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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • 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.

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • 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 Matrix ATT&CK v13

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Scheduled Task/Job

1
T1053

Command and Scripting Interpreter

1
T1059

Persistence

Account Manipulation

1
T1098

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

4
T1552.001

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

7
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Remote System Discovery

1
T1018

Collection

Data from Local System

5
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks