OilRig APT Continues Its Ongoing Malware Evolution

OilRig, an APT group believed to have ties to Iran, has been spotted in yet another campaign in the Middle East – this time targeting victims within an undisclosed government using an evolved variant of the BondUpdater trojan. The group, which is also called Cobalt Gypsy, Crambus, Helix Kitten or...

iBombShell: A Dynamic Post-Exploitation Remote Shell

PenTestIT RSS Feed Consider you have a shell on a system and other post-exploitation do not work for you as they are being caught by a security solution on the system. Worry not as we now have iBombShell, a dynamic remote shell that can be run on any system that supports PowerShell. The reason th...

Active Campaign Exploits Critical Apache Struts 2 Flaw in the Wild

It was only a matter of time before attacks were seen in the wild, and now it’s happened. A known threat actor has mounted a large cryptomining campaign using the recently disclosed Apache Struts 2 critical remote code-execution vulnerability. It uses a new malware designed for persistence and...

Threat Roundup for August 24-31

Today, as we do every week, Talos is giving you a glimpse into the most prevalent threats we’ve observed this week — covering the dates between Aug. 24 and 31. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, we will summarize the threats we’ve observed by...

Cobalt Group Targets Banks in Eastern Europe with Double-Threat Tactic

The infamous financial cybercrime gang known as Cobalt Group has been spotted actively pushing a fresh campaign that uses a peculiar tactic: Double infection points and two command-and-control C2 servers. The Cobalt Group, a known financial cybercrime ring since 2016, has been suspected in attack...

New Actor DarkHydrus Targets Middle East with Open-Source Phishing

Government entities and educational institutions in the Middle East are under attack in an ongoing credential-harvesting campaign, mounted by a newly-named threat group known as DarkHydrus. In a twist on the norm, the group is leveraging the open-source Phishery tool to carry out its dark work. T...

Ramnit Changes Shape with Widespread Black Botnet

The recently uncovered “Black” botnet campaign using the Ramnit malware racked up 100,000 infections in the two months through July– but the offensive could just be a precursor to a much larger attack coming down the pike, according to researchers, thanks to a second-stage malware called Ngioweb...

FELIXROOT Backdoor Resurfaces in Environmental Spam Campaign

After a few months of absence, the FELIXROOT backdoor malware has been spotted in a fresh malspam campaign. The campaign uses weaponized lure documents claiming to contain seminar information on environmental protection efforts. This backdoor has a range of functions, including the ability to...

TP-Link Archer C2 v3.0 UnAuthenticated Remote Code Execution Vulnerability

Exploit for hardware platform in category web applications Exploit Title: UnAuthenticated Remote Code Execution at TP-Link Archer C2 Router Date: 17.07.2018 Exploit Author: Ismail Tasdelen Vendor Homepage: https://www.tp-link.com/ Hardware Link :...

TP-Link Archer C2 Router 3.0 Remote Code Execution

Exploit Title: UnAuthenticated Remote Code Execution at TP-Link Archer C2 Router Date: 17.07.2018 Exploit Author: Ismail Tasdelen Vendor Homepage: https://www.tp-link.com/ Hardware Link : https://www.tp-link.com/la/products/details/cat-9Archer-C2.html Hardware Version : Archer C2 v3.0 Firmware...

Ibombshell - Dynamic Remote Shell

ibombshell is a tool written in Powershell that allows you to have a prompt at any time with post-exploitation functionalities and in some cases exploitation. It is a shell that is downloaded directly to memory providing access to a large number of pentesting features. These functionalities can b...

New Malware Family Uses Custom UDP Protocol for C&C Communications

Security researchers have uncovered a new highly-targeted cyber espionage campaign, which is believed to be associated with a hacking group behind KHRAT backdoor Trojan and has been targeting organizations in South East Asia. According to researchers from Palo Alto, the hacking group, which they...

Shopify: Subdomain Takeover - https://competition.shopify.com/

Dear Shopify Security Team, The Shopify.com subdomain competition.shopify.com was vulnerable to a subdomain takeover as it was pointing to an unclaimed Heroku service through the CNAME competition.shopify.com.herokudns.com, while the custom domain 'competition.shopify.com' was unclaimed in Heroku...

LuckyMouse hits national data center to organize country-level waterholing campaign

What happened? In March 2018 we detected an ongoing campaign targeting a national data center in the Central Asia that we believe has been active since autumn 2017. The choice of target made this campaign especially significant – it meant the attackers gained access to a wide range of government...

PT-2018-6156

Name of the Vulnerable Software and Affected Versions: npm-script-demo affected versions not specified Description: The npm-script-demo package is a piece of malware that opens a connection to a command and control server and executes the instructions it is given. Any computer with this package...

Nocturnal Stealer Lets Low-Skilled Cybercrooks Harvest Sensitive Info

The Nocturnal Stealer malware has crept into the Dark Web like a thief in the night, offering criminals a lucrative payday for a small price — and little effort. It’s a commodity malware, debuting on an underground forum in March for the low price of $25. It steals things, including 28 different...

VPNFilter EXIF to C2 mechanism analysed

On May 23 2018, our colleagues from Cisco Talos published their excellent analysis of VPNFilter, an IoT / router malware which exhibits some worrying characteristics. Some of the things which stand out about VPNFilter are: It has a redundant, multi-stage command and control mechanism which uses...

VPNFilter Malware Infects 500k Routers Including Linksys, MikroTik, NETGEAR

Malware called VPNFilter has infected 500,000 router brands ranging from Linksys, MikroTik, NETGEAR and TP-Link that are mostly used in home offices. Researchers at Cisco Talos said they decided to warn the public of the threat despite the fact the infected devices and malware are still under...

Malicious PHP Script Infects 2,400 Websites in the Past Week

A botnet dubbed Brain Food is giving webmasters indigestion with related attacks that push bogus diet pills and IQ-boosting pills via web pages hosted on legitimate sites. So far, spammers have been successful, thanks to an effective Hypertext Preprocessor PHP script also called Brain Food that h...

New Facebook-Spread Malware Triggers Credential Theft, Cryptomining

A new malware campaign rapidly spreading via Facebook is infecting victims’ systems to steal their social media credentials and download cryptomining code. The malware, dubbed Nigelthorn by the Radware researchers who first discovered it, is being propagated via socially engineered links on...