Security Alerts & News
by Tymoteusz A. Góral

History
#1998 Trends in Android ransomware (PDF)
2016 brought some interesting developments to the Android ransomware scene Ransomware is currently one of the most pressing cybersecurity issues across all platforms, including the most popular mobile one.

Authors of lock-screen types as well as file-encrypting “crypto-ransomware” have used the past 12 months to copycat effective techniques from desktop malware, as well as develop their own sophisticated methods specialized for targets running Android devices.

In addition to the most prevalent scare tactics used by lock-screen “police ransomware”, cybercriminals have been putting an increased effort into keeping a low profile, by encrypting and burying the malicious payload deeper into the infected apps.

In 2015, ESET observed that the focus of Android ransomware operators shifted from Eastern European to US mobile users However, last year demonstrated a growing interest by the attackers in the Asian market, as evidenced by the Jisut lock-screen, which began using a localized Chinese ransom message This increased activity can also be seen in the growing prevalence of this now notorious malware family, doubling in the previous 12 months.

In the first part of this paper, we provide a definition of ransomware, take a look at ESET’s detection telemetry to see the current trend for this cyber threat, and analyze malware specifics that apply to ransomware on Android The main section details the most noteworthy Android ransomware examples since 2014 The final chapter offers advice to Android users
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#2011 IoT botnet bogs down college campus network
#2010 A glimpse into how much Google knows about Russian government hackers
#2009 Researchers discover self-healing malware that targets Magento stores
#2008 Android phone hacks could unlock millions of cars
#2007 Penetration testing tools cheat sheet
#2006 A corporate inbox receives 4.3 times more malware than a regular inbox
#2005 German parents told to destroy Cayla dolls over hacking fears
#2004 USB Killer now lets you fry most Lightning and USB-C devices for $55
#2003 Google discloses another unpatched Windows vulnerability
#2002 Permadelete: remove files securely on Windows PCs
#2001 Mongoaudit helps you secure MongoDB databases
#2000 CyberX discovers large-scale cyber-reconnaissance operation targeting Ukrainian organizations
#1999 PHP becomes first programming language to add modern cryptography library in its core
#1998 Trends in Android ransomware (PDF)
#1997 EU privacy watchdogs say Windows 10 settings still raise concerns
#1996 Lazarus’ false flag malware
History
2017: 01 02 03 04 05
2016: 01 02 03 04 05 06 07 08 09 10 11 12