Category Archives: Breadcrumbs

Pakistan Arrests 21 in ‘Heartsender’ Malware Service

May 28, 2025
10 Comments

Authorities in Pakistan have arrested 21 individuals accused of operating “Heartsender,” a once popular spam and malware dissemination service that operated for more than a decade. The main clientele for HeartSender were organized crime groups that tried to trick victim companies into making payments to a third party, and its alleged proprietors were publicly identified by KrebsOnSecurity in 2021 after they inadvertently infected their computers with malware.

KrebsOnSecurity Hit With Near-Record 6.3 Tbps DDoS

May 20, 2025
44 Comments

KrebsOnSecurity last week was hit by a near record distributed denial-of-service (DDoS) attack that clocked in at more than 6.3 terabits of data per second (a terabit is one trillion bits of data). The brief attack appears to have been a test run for a massive new Internet of Things (IoT) botnet capable of launching crippling digital assaults that few web destinations can withstand. Read on for more about the botnet, the attack, and the apparent creator of this global menace.

Pakistani Firm Shipped Fentanyl Analogs, Scams to US

May 7, 2025
33 Comments

A Texas firm recently charged with conspiring to distribute synthetic opioids in the United States is at the center of a vast network of companies in the U.S. and Pakistan whose employees are accused of using online ads to scam westerners seeking help with trademarks, book writing, mobile app development and logo designs, a new investigation reveals.

U.S. Soldier Charged in AT&T Hack Searched “Can Hacking Be Treason”

February 26, 2025
15 Comments

A U.S. Army soldier who pleaded guilty last week to leaking phone records for high-ranking U.S. government officials searched online for non-extradition countries and for an answer to the question “can hacking be treason?” prosecutors in the case said Wednesday. The government disclosed the details in a court motion to keep the defendant in custody until he is discharged from the military.

Who’s Behind the Seized Forums ‘Cracked’ & ‘Nulled’?

February 4, 2025
16 Comments

The FBI joined authorities across Europe last week in seizing domain names for Cracked and Nulled, English-language cybercrime forums with millions of users that trafficked in stolen data, hacking tools and malware. An investigation into the history of these communities shows their apparent co-founders quite openly operate an Internet service provider and a pair of e-commerce platforms catering to buyers and sellers on both forums.

FBI, Dutch Police Disrupt ‘Manipulaters’ Phishing Gang

January 31, 2025
15 Comments

The FBI and authorities in The Netherlands this week seized a number of servers and domains for a hugely popular spam and malware dissemination service operating out of Pakistan. The proprietors of the service, who use the collective nickname “The Manipulaters,” have been the subject of three stories published here since 2015. The FBI said the main clientele are organized crime groups that try to trick victim companies into making payments to a third party.

Web Hacking Service ‘Araneida’ Tied to Turkish IT Firm

December 19, 2024
11 Comments

Cybercriminals are selling hundreds of thousands of credential sets stolen with the help of a cracked version of Acunetix, a powerful commercial web app vulnerability scanner, new research finds. The cracked software is being resold as a cloud-based attack tool by at least two different services, one of which KrebsOnSecurity traced to an information technology firm based in Turkey.

How Cryptocurrency Turns to Cash in Russian Banks

December 11, 2024
30 Comments

A financial firm registered in Canada has emerged as the payment processor for dozens of Russian cryptocurrency exchanges and websites hawking cybercrime services aimed at Russian-speaking customers, new research finds. Meanwhile, an investigation into the Vancouver street address used by this company shows it is home to dozens of foreign currency dealers, money transfer businesses, and cryptocurrency exchanges — none of which are physically located there.

Canadian Man Arrested in Snowflake Data Extortions

November 5, 2024
22 Comments

A 26-year-old man in Ontario, Canada has been arrested for allegedly stealing data from and extorting more than 160 companies that used the cloud data service Snowflake.

On October 30, Canadian authorities arrested Alexander Moucka, a.k.a. Connor Riley Moucka of Kitchener, Ontario, on a provisional arrest warrant from the United States. Bloomberg first reported Moucka’s alleged ties to the Snowflake hacks on Monday.

At the end of 2023, malicious hackers learned that many large companies had uploaded huge volumes of sensitive customer data to Snowflake accounts that were protected with little more than a username and password (no multi-factor authentication required). After scouring darknet markets for stolen Snowflake account credentials, the hackers began raiding the data storage repositories used by some of the world’s largest corporations.

Lamborghini Carjackers Lured by $243M Cyberheist

October 9, 2024
36 Comments

The parents of a 19-year-old Connecticut honors student accused of taking part in a $243 million cryptocurrency heist in August were carjacked a week later, while out house-hunting in a brand new Lamborghini. Prosecutors say the couple was beaten and briefly kidnapped by six young men who traveled from Florida as part of a botched plan to hold the parents for ransom.