Exploit for Uncontrolled Resource Consumption in Siemens 6Bk1602-0Aa12-0Tp0_Firmware

CVE-2021-44228 DFIR-Notes Driving home I got my first message...

MEV miner can mint larger than expected UDT total supply

Handle elprofesor Vulnerability details Impact UnlockProtocol attempts to calculate gas reimbursement using tx.gasprice, typically users who falsify tx.gasprice would lose gas to miners and therefore not obtain any advantage over the protocol itself. This does present capabilities for miners to...

FreakOut Botnet Turns DVRs Into Monero Cryptominers

Threat group FreakOut’s Necro botnet has developed a new trick: infecting Visual Tools DVRs with a Monero miner. Juniper Threat Labs researchers have issued a report detailing new activities from FreakOut, also known as Necro Python and Python.IRCBot. In late September, the team noticed that the...

TeamTNT’s New Tools Target Multiple OSes

The TeamTNT malware pushers have a slew of new toys with which to wreak havoc – multiple shell/batch scripts, open-source tools, a cryptocurrency miner, an IRC and more – that have inflicted more than 5,000 infections globally as antivirus AV tools struggle to catch up with the newest malware...

Latest Atlassian Confluence Flaw Exploited to Breach Jenkins Project Server

The maintainers of Jenkins—a popular open-source automation server software—have disclosed a security breach after unidentified threat actors gained access to one of their servers by exploiting a recently disclosed vulnerability in Atlassian Confluence service to install a cryptocurrency miner. T...

Possible miner incentive for chain reorgs if ETHBlockDelay is too small

Handle tensors Vulnerability details Impact If ETHBlockDelay is too small and the incentive for miners is large enough, it would profitable for miners to attempt to double spend by depositing assets, waiting for confirmation on the cosmos-SDK and then reorging the blockchain. Although an attack...

Traffic Exchange Networks Distributing Malware Disguised as Cracked Software

An ongoing campaign has been found to leverage a network of websites acting as a "dropper as a service" to deliver a bundle of malware payloads to victims looking for "cracked" versions of popular business and consumer applications. "These malware included an assortment of click fraud bots, other...

IBM: Unauthorized Kubernetes to RCE (root) and found TEAMTNT Crypto Miner on it

This report revealed a vulnerable server running an unauthorized Kubernetes which allowed unkn0wn to gain remote code execution. This issue was reported to IBM and has been remediated...

RUSTSEC-2021-0107 Miner fails to get block template when a cell used as a cell dep has been destroyed.

Impact The RPC getblocktemplate fails when a cell has been used as a cell dep and an input in the different transactions. Say cell C is used as a dep group in the transaction A, and is destroyed in the transaction B. The node adds transaction A first, then B into the transaction pool. They are bo...

Miner fails to get block template when a cell used as a cell dep has been destroyed.

Impact The RPC getblocktemplate fails when a cell has been used as a cell dep and an input in the different transactions. Say cell C is used as a dep group in the transaction A, and is destroyed in the transaction B. The node adds transaction A first, then B into the transaction pool. They are bo...

Deposits can be denied by abusing maxContractBalance

Handle cmichel Vulnerability details Vulnerability Details The treasury implements a max contract balance check in the deposit function: require erc20.balanceOfaddressthis + amount This is not only restricted to whales, miners/users can do the same using same-block cross-transaction flashloans an...

Romanian Crypto Mining Infection

While examining my honeypot logs and digging through the newly downloaded binaries last week, I noticed a large compressed file. I figured it would be a crypto miner, typically a tar archive and gzip normally erroneously compressed. I moved the archive over to my test lab and started examining th...

NiceHash Miner Excavator 1.6.7c Cross Site Request Forgery Vulnerability

NiceHash Miner Excavator versions 1.6.7c and below suffer from a cross site request forgery vulnerability. The issue enables any external web site to send commands to the local miner instance, and to redirect the mined coins to an arbitrary mining address. NiceHash Miner Excavator API Cross-Site...

Threat Source Newsletter (May 13, 2021)

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. In case you missed the Friday news drop last week, we have an update on the Lemon Duck cryptocurrency miner. It's not as eye-catching as the ransomware attacks that make the news, but Lemon Duck's... This is only the beginning!...

CVE-2021-21405

CVE-2021-21405 concerns Lotus, a Go implementation of the Filecoin protocol. The issue arises from BLS signature validation that uses the blst VerifyCompressed method, which accepts signatures in two forms: “serialized” and “compressed.” Because the block header CID embeds the BlockSig, Lotus pre...

Attackers Target ProxyLogon Exploit to Install Cryptojacker

Cryptojacking can be added to the list of threats that face any unpatched Exchange servers that remain vulnerable to the now-infamous ProxyLogon exploit, new research has found. Researchers discovered the threat actors using Exchange servers compromised using the highly publicized exploit...

PT-2021-14482 · Unknown +2 · Filecoin-Ffi +2

Name of the Vulnerable Software and Affected Versions: Lotus affected versions not specified Description: The issue concerns BLS signature validation in Lotus, which uses the blst library method VerifyCompressed. This method accepts signatures in two forms: serialized and compressed, allowing BLS...

COVID-Related Threats, PowerShell Attacks Lead Malware Surge

Surging numbers of COVID-themed attacks, PowerShell trojans, along with the SolarWinds compromise and the continued spread of Sunburst malware were major contributors to a massive spike in the number of observed attacks in the wild during the last half of 2020, which McAfee’s said averaged 588...

Another Golang Crypto Miner On the Loose

There are many crypto mining malware variants infecting systems on the internet. On Friday, March 4, 2021, I noticed an interesting hit in my honeypot logs. The binary it captured stood out, as it was rather large at 4MB. I immediately thought it would be a crypto miner written in the Go language...

Golang malware infecting Windows, Linux servers with XMRig miner

By Sudais Asif Golang malware has been active since last month targeting both Linux and Windows-based servers. This is a post from HackRead.com Read the original post: Golang malware infecting Windows, Linux servers with XMRig miner...