T-Mobile, one of America's largest wireless carriers, has confirmed it was compromised in a recent wave of sophisticated cyberattacks targeting U.S. telecom companies.

This is the ninth known cyberattack to target T-Mobile in recent years, according to an ongoing count by TechCrunch.

The second infection sequence, in contrast, is a lot more sophisticated, with the threat actors abusing susceptible Microsoft Exchange servers to implant the China Chopper web shell, which is then used to deliver Cobalt Strike, Zingdoor, and Snappybee (aka Deed RAT), a suspected successor to the ShadowPad malware.

T-Mobile US Inc.’s network was among those recently breached by Chinese hackers in an attack on multiple telecommunications companies.

The carrier joins a growing list of known victims, including AT&T and Verizon, of the major Chinese spying operation.

A lot of the biggest companies in the world deal with tons of client or consumer data, but the thing is, no matter how advanced they are, it seems that no company is resistant to being hacked or breached in some form. Unfortunately, as a consumer, you should be concerned, as yet another brand in charge of your data has just been compromised.

T-Mobile has also been targeted by the Chinese group Salt Typhoon in a major espionage campaign targeting US telecom companies.

T-Mobile provided PCMag with a statement acknowledging what it called “this industry-wide attack” but not confirming any compromise of customer records. “Due to our security

The world's largest telecommunications carrier, T-Mobile U.S., said it was targeted as part of a wide-ranging cyberespionage operation the U.S. government