A week in security (June 18 – June 24)

Last week, we took a deep dive into SamSam ransomware, looked at ways how to identify and delete malicious emails, recognized that there are now risks affecting job recruitment portals, analyzed a malicious Android app banking on the popularity of Fortnite, and identified causes and solutions for...

Operation Prowli Profits On Weak IoT Devices, Servers

A malicious campaign has compromised more than 40,000 machines globally, carrying out traffic-hijacking and cryptomining. Researchers at Guardicore Labs, who called the campaign Operation Prowli, said it targets a variety of platforms – including Drupal CMS websites, WordPress sites, backup serve...

Machine learning vs. social engineering

Machine learning is a key driver in the constant evolution of security technologies at Microsoft. Machine learning allows Microsoft 365 to scale next-gen protection capabilities and enhance cloud-based, real-time blocking of new and unknown threats. Just in the last few months, machine learning h...

Prowli Malware Targeting Servers, Routers, and IoT Devices

After the discovery of massive VPNFilter malware botnet, security researchers have now uncovered another giant botnet that has already compromised more than 40,000 servers, modems and internet-connected devices belonging to a wide number of organizations across the world. Dubbed Operation Prowli,...

Directory traversal

The remote management interface of cgminer 4.10.0 and bfgminer 5.5.0 allows an authenticated remote attacker to write the miner configuration file to arbitrary locations on the server due to missing basedir restrictions absolute directory traversal...

CVE-2018-10057

The remote management interface of cgminer 4.10.0 and bfgminer 5.5.0 allows an authenticated remote attacker to write the miner configuration file to arbitrary locations on the server due to missing basedir restrictions absolute directory traversal...

UBUNTU-CVE-2018-10057

The remote management interface of cgminer 4.10.0 and bfgminer 5.5.0 allows an authenticated remote attacker to write the miner configuration file to arbitrary locations on the server due to missing basedir restrictions absolute directory traversal...

Claymore Dual Miner Remote Code Execution(CVE-2018-1000049)

Hello everybody, today I will show you how I found a Remote Code Execution vulnerability on popular Claymore Dual Miner developed by nanopool which you can download from GitHub here. Before continuing to read I want to clarify that I already emailed nanopool without receiving any kind or response...

VulnCheck KEV: CVE-2018-1000049

Nanopool Claymore Dual Miner version 7.3 and earlier contains a remote code execution vulnerability by abusing the miner API. The flaw can be exploited only if the software is executed with read/write mode enabled...

Nanopool Claymore Dual Miner 7.3 - Remote Code Execution Vulnerability

Exploit for windows platform in category remote exploits Exploit Title: Nanopool Claymore Dual Miner = 7.3 Remote Code Execution Exploit Author: ReverseBrain Vendor Homepage: https://nanopool.org/ Software Link: https://github.com/nanopool/Claymore-Dual-Miner Version: 7.3 and later Tested on:...

Nanopool Claymore Dual Miner 7.3 Remote Code Execution

Exploit Title: Nanopool Claymore Dual Miner = 7.3 Remote Code Execution Date: 2018/02/09 Exploit Author: ReverseBrain Vendor Homepage: https://nanopool.org/ Software Link: https://github.com/nanopool/Claymore-Dual-Miner Version: 7.3 and later Tested on: Windows, Linux CVE : 2018-1000049 Suppose t...

Nanopool Claymore Dual Miner 7.3 - Remote Code Execution

Exploit Title: Nanopool Claymore Dual Miner = 7.3 Remote Code Execution Date: 2018/02/09 Exploit Author: ReverseBrain Vendor Homepage: https://nanopool.org/ Software Link: https://github.com/nanopool/Claymore-Dual-Miner Version: 7.3 and later Tested on: Windows, Linux CVE : 2018-1000049 Suppose t...

Nanopool Claymore Dual Miner 7.3 - Remote Code Execution

Nanopool Claymore Dual Miner 7.3 - Remote Code Execution Exploit Title: Nanopool Claymore Dual Miner = 7.3 Remote Code Execution Date: 2018/02/09 Exploit Author: ReverseBrain Vendor Homepage: https://nanopool.org/ Software Link: https://github.com/nanopool/Claymore-Dual-Miner Version: 7.3 and lat...

Kuik: a simple yet annoying piece of adware

Some pieces of malware can be so simple—and yet such a pain to get rid of—especially when they start interfering with your system's configuration. This much is true for the Kuik adware program, which surprised us all by forcing affected machines to join a domain controller. The perpetrators are...

Hackers Exploiting Drupal Vulnerability to Inject Cryptocurrency Miners

The Drupal vulnerability CVE-2018-7600, dubbed Drupalgeddon2 that could allow attackers to completely take over vulnerable websites has now been exploited in the wild to deliver malware backdoors and cryptocurrency miners. Drupalgeddon2, a highly critical remote code execution vulnerability...

Hackers Exploiting Drupal Vulnerability to Inject Cryptocurrency Miners

The Drupal vulnerability CVE-2018-7600, dubbed Drupalgeddon2 that could allow attackers to completely take over vulnerable websites has now been exploited in the wild to deliver malware backdoors and cryptocurrency miners. Drupalgeddon2, a highly critical remote code execution vulnerability...

IcedID Banking Trojan Teams up with Ursnif/Dreambot for Distribution

Update: 4/11 we have corrected the detection to Ursnif/Dreambot This post was authored by Ross Gibb with research contributions from Daphne Galme, and Michael Gorelik of Morphisec, a Cisco Security Technical Alliance partner. Cisco has noticed an increase in infections by the banking trojan IcedI...

Hunting down Dofoil with Windows Defender ATP

Dofoil is a sophisticated threat that attempted to install coin miner malware on hundreds of thousands of computers in March, 2018. In previous blog posts we detailed how behavior monitoring and machine learning in Windows Defender AV protected customers from a massive Dofoil outbreak that we...

Who and What Is Coinhive?

Multiple security firms recently identified cryptocurrency mining service Coinhive as the top malicious threat to Web users, thanks to the tendency for Coinhive's computer code to be used on hacked Web sites to steal the processing power of its visitors' devices. This post looks at how Coinhive...

Trojanized BitTorrent Software Update Hijacked 400,000 PCs Last Week

A massive malware outbreak that last week infected nearly half a million computers with cryptocurrency mining malware in just a few hours was caused by a backdoored version of popular BitTorrent client called MediaGet. Dubbed Dofoil also known as Smoke Loader, the malware was found dropping a...