- Raindrop Backdoor: New Malware Discovered in SolarWinds Investigation
January 20, 2021
Symantec, a division of Broadcom, has uncovered an additional piece of malware used in the SolarWinds attacks which was used against a select number of victims that were of interest to the attackers. Raindrop (Backdoor.Raindrop) is a loader which delivers a payload of Cobalt Strike. Raindrop is very similar to the already documented Teardrop tool, but ...
- XDR investigation uncovers PlugX, unique technique in APT attack
January 20, 2021
Advanced persistent threats (APT) are known — and are universally dreaded — for their stealth. Actors behind such attacks actively innovate their techniques to evade detection and ensure that they maintain a foothold inside an environment as long as possible. Through the Apex One with Endpoint Sensor (iES), we discovered one such incident wherein an ...
- VPNFilter Two Years Later: Routers Still Compromised
January 19, 2021
With the internet of things (IoT) gaining more popularity, common IoT devices such as routers, printers, cameras, and network-attached storage (NAS) devices, are becoming more frequent targets for cybercriminals. Unlike typical operating systems such as Windows and macOS, users are less likely to patch IoT devices. This is because users find the task more difficult and ...
- Ransomware attacks now to blame for half of healthcare data breaches
January 15, 2021
Almost half of all data breaches in hospitals and the wider healthcare sector are as a result of ransomware attacks according to new research. Ransomware gangs are increasingly adding an extra layer of extortion to attacks by not only encrypting networks and demanding hundreds of thousands or even millions of dollars in bitcoin to restore them, ...
- Sophisticated Hacks Against Android, Windows Reveal Zero-Day Trove
January 13, 2021
Google researchers have detailed a major hacking campaign that was detected in early 2020, which mounted a series of sophisticated attacks, some using zero-day flaws, against Windows and Android platforms. Working together, researchers from Google Project Zero and the Google Threat Analysis Group (TAG) uncovered the attacks, which were “performed by a highly sophisticated actor,” Ryan ...
- macOS malware used run-only AppleScripts to avoid detection for five years
January 12, 2021
For more than five years, macOS users have been the targets of a sneaky malware operation that used a clever trick to avoid detection and hijacked the hardware resources of infected users to mine cryptocurrency behind their backs. Named OSAMiner, the malware has been distributed in the wild since at least 2015 disguised in pirated (cracked) ...
- New Sunspot malware found while investigating SolarWinds hack
January 12, 2021
Cybersecurity firm CrowdStrike has discovered the malware used by the SolarWinds hackers to inject backdoors in Orion platform builds during the supply-chain attack that led to the compromise of several companies and government agencies. Sunspot, as it was dubbed by CrowdStrike, was dropped by the attackers in the development environment of SolarWinds’ Orion IT management software. After ...
- Sunburst backdoor – code overlaps with Kazuar
January 11, 2021
On December 13, 2020, FireEye published a blog post detailing a supply chain attack leveraging Orion IT, an infrastructure monitoring and management platform by SolarWinds. In parallel, Volexity published an article with their analysis of related attacks, attributed to an actor named “Dark Halo”. FireEye did not link this activity to any known actor; instead, ...
- Adversary Infrastructure Report 2020: A Defender’s View
January 8, 2021
Recorded Future tracks the creation and modification of new malicious infrastructure for a multitude of post-exploitation toolkits, custom malware frameworks, and open-source remote access trojans. The effort has been ongoing since 2017, when Insikt Group created methodologies to identify the deployments of open-source remote access trojans (RATs). Recorded Future collected over 10,000 unique command and control ...
- TA551: Email Attack Campaign Switches from Valak to IcedID
January 7, 2021
TA551 (also known as Shathak) is an email-based malware distribution campaign that often targets English-speaking victims. The campaign discussed in this blog has targeted German, Italian and Japanese speakers. TA551 has historically pushed different families of information-stealing malware like Ursnif and Valak. After mid-July 2020, this campaign has exclusively pushed IcedID malware, another information stealer. This ...