X_Trader Supply Chain Attack Affects Critical Infrastructure Organizations in U.S. and Europe

The X_Trader software supply chain attack affected more organizations than 3CX. Initial investigation by Symantec’s Threat Hunter Team has, to date, found that among the victims are two critical infrastructure organizations in the energy sector, one in the U.S. and the other in Europe. In addition to this, two other organizations involved in financial trading were also breached.

As reported yesterday by Mandiant, Trojanized X_Trader software was the cause of the 3CX breach, which was uncovered last month. As a result of this breach, 3CX’s software was compromised, with many customers inadvertently downloading malicious versions of the company’s voice and video calling software DesktopApp. In addition to wider victims, Symantec has also discovered additional indicators of compromise, listed below.

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Source: Symantec