The Week in Ransomware – October twenty first 2022

The Week in Ransomware – October twenty first 2022

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The Week in Ransomware – October twenty first 2022

Cybersecurity researchers did not disappoint, with evaluations linking RansomCartel to REvil, on OldGremlin hackers specializing in Russia with ransomware, a new knowledge exfiltration instrument utilized by BlackByte, a warning that ransomware actors are exploiting VMware vulnerabilities, and ultimately, our private report on the Venus Ransomware.

The FBI launched an advisory warning that the Daixin ransomware gang is specializing in U.S. Healthcare and Public Correctly being (HPH) sector in quite a few assaults.

This week, Medibank lastly confirmed it was ransomware behind its newest cyberattack. We moreover observed an assault on the Stimme Mediengruppe media group that prevented the printing and distribution of German newspapers.

Contributors and people who provided new ransomware info and tales this week embrace: @malwrhunterteam, @PolarToffee, @Ionut_Ilascu, @FourOctets, @jorntvdw, @struppigel, @BleepinComputer, @demonslay335, @billtoulas, @Seifreed, @LawrenceAbrams, @serghei, @fwosar, @DanielGallagher, @VK_Intel, @malwareforme, @Fortinet, @BroadcomSW, @0verfl0w_, @linuxct, @Unit42_Intel, @Amermelsad, @MsftSecIntel, @CrowdStrike, @GroupIB_GIB, @BushidoToken, @JackRhysider, @Intel471Inc, @NCCGroupplc, and @pcrisk.

October sixteenth 2022

Venus Ransomware targets publicly uncovered Distant Desktop suppliers

Menace actors behind the comparatively new Venus Ransomware are hacking into publicly-exposed Distant Desktop suppliers to encrypt House residence residence home windows items.

October seventeenth 2022

Ransomware assault halts circulation of some German newspapers

German newspaper ‘Heilbronn Stimme’ revealed at the moment’s 28-page state of affairs in e-paper choice after a Friday ransomware assault crippled its printing strategies.

Australian insurance coverage protection safety security agency Medibank confirms ransomware assault

Medical insurance coverage protection safety provider Medibank has confirmed {{{{that a}}}} ransomware assault is accountable for remaining week’s cyberattack and disruption of on-line suppliers.

New STOP ransomware variants

PCrisk found new STOP ransomware variants that append the .tury and .tuis extension.

New Escanor ransomware

PCrisk found the model new ESCANOR Ransomware that appends the .ESCANOR and drops the HELP_DECRYPT_YOUR_FILES.txt ransom phrase.

October 18th 2022

Ransom Cartel linked to notorious REvil ransomware operation

Researchers have linked the comparatively new Ransom Cartel ransomware operation with the notorious REvil gang based fully on code similarities in every operations’ encryptors.

Defenders beware: A case for post-ransomware investigations

On this weblog, we aspect a up to date ransomware incident by means of which the attacker used a bunch of commodity items and strategies, akin to using living-off-the-land binaries, to launch their malicious code. Cobalt Strike was used for persistence on the neighborhood with NT AUTHORITY/SYSTEM (native SYSTEM) privileges to maintain up up entry to the neighborhood after password resets of compromised accounts.

New RONALDIHNO ransomware variant

PCrisk found a model new RONALDIHNO ransomware that appends the .r7 extension and drops a ransom phrase named READ_THIS.txt.

New CMLocker ransomware variant

PCrisk found a model new CMlocker ransomware that appends the .CMLOCKER extension and drops a ransom phrase named HELP_DECRYPT_YOUR_FILES.txt.

Darknet Diaries – EP 126: REvil

REvil is the determine of a ransomware service along with a gaggle of criminals inflicting ransomware onto the world. Hear how this ransomware shook the world.

October nineteenth 2022

DeadBolt ransomware: nothing nonetheless NASty

The Group-IB Incident Response Crew investigated an incident related to a DeadBolt assault and analyzed a DeadBolt ransomware sample

New Dcrtr ransomware variants

PCrisk found new Dcrtr ransomware variants that append the .flash or .ash extensions to encrypted recordsdata.

October twentieth 2022

OldGremlin hackers use Linux ransomware to assault Russian orgs

OldGremlin, considered one among many few ransomware groups attacking Russian company networks, has expanded its toolkit with file-encrypting malware for Linux machines.

Important Ransomware Variants Q3 2022

Researchers at @Intel471Inc observed 455 #ransomware assaults in Q3 of 2022 with primarily mainly basically essentially the most prevalent variants being #LockBit 3.0, #BlackBasta, #Hive, #ALPHV & #BlackCat. Our latest report analyzes the principle variants & the industries most impacted by them.

New Chaos ransomware variant

PCrisk found a model new Chaos ransomware variant that appends the .eu extension and drops a ransom phrase named read_instruction.txt.

October twenty first 2022

BlackByte ransomware makes use of latest knowledge theft instrument for double-extortion

A BlackByte ransomware affiliate is using a model new custom-made knowledge stealing instrument typically referred to as ‘ExByte’ to steal knowledge from compromised House residence residence home windows items shortly.

Hackers exploit obligatory VMware flaw to drop ransomware, miners

Security researchers observed malicious campaigns leveraging an enormous vulnerability in VMware Workspace One Entry to ship completely totally different malware, along with the RAR1Ransom instrument that locks recordsdata in password-protected archives.

US govt warns of Daixin Crew specializing in appropriately being orgs with ransomware

CISA, the FBI, and the Division of Correctly being and Human Suppliers (HHS) warned {{{{that a}}}} cybercrime group typically typically referred to as Daixin Crew is actively specializing throughout the U.S. Healthcare and Public Correctly being (HPH) sector in ransomware assaults.

Collaborating in Conceal-and-Search with Ransomware, Half 2

In Half 1, we outlined what Intel SGX enclaves are and the easiest way via which they revenue ransomware authors. In Half 2, we uncover a hypothetical step-by-step implementation and outline the constraints of this methodology.

NCC Group Month-to-month Menace Pulse – September 2022

Claiming the fourth most energetic spot, merely behind BlackCat was new entrant Sparta. With 12 victims reported in in the long run and 14 over the course of the month, the group has emerged onto the ransomware scene with an explosive start. Observations counsel it is at current solely specializing in Spain-based entities, suggesting it is a Spanish-speaking organised crime group.

That’s it for this week! Hope all people has a nice weekend!



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