Blog

June 26, 2020

Malware Analysis – Malicious Macros

Introduction Advanced Persistent Threat (APT-C-35) group, believed to be based in India, has been observed targeting government and military personnel in Pakistan using spear phishing emails. […]
June 22, 2020

Analysis on Sidewinder APT Group – COVID-19

Introduction Hardcore Nationalist group SideWinder is a threat group active since 2012 according to Kaspersky. This group mainly targets Pakistanis and Chinese military & government entities’ […]
June 15, 2020

Exposed Vulnerabilities and Their Impacts

Many users operating in the cyberspace are unaware of the curse of vulnerabilities. Being the initiating point of many cyber-attacks, vulnerabilities demand much more attention. These […]
June 8, 2020

Ransomware Attacks Surge in COVID19

Overview Commonly known as a malware from cryptovirology, Ransomware encrypts victim’s data and makes it inaccessible. The threat actors that operate a ransomware demand a ransom […]
June 2, 2020

Nanocore RAT Malware Analysis

About this Report The goal of this report is to provide actionable intelligence against threat actors along with malware or other tools they use for reconnaissance, […]
May 10, 2020

COVID-19 Remote Collaboration Challenges, Threats and Frauds in the Cyberspace

Overview Earlier in our blog, we listed many cyber-attacks launched by adversaries that were making use of the COVID19 fear to target victims. This blog reflects […]
May 1, 2020

4 Reasons Why You Should Outsource Your SOC

The Security Operations Center (SOC) is a specialized area of cyber security that maintains a detailed situational awareness of your organizational assets to prevent from threats […]
April 20, 2020

Sidewinder APT Group Campaign Analysis

Summary Hardcore Nationalist (HN2) aka Sidewinder APT Group, which has been working in the interest of Indian Government, has been observed targeting Pakistani Government Officials through […]
April 15, 2020

RagnarLocker Ransomware Hits EDP Energy Giant for $10.9M

Overview Attackers using the Ragnar Locker ransomware have encrypted the systems of Portuguese multinational energy giant Energias de Portugal (EDP) and are now asking for a […]
April 11, 2020

Rewterz Official Statement on the Reported Data Breach of 115M Pakistani Mobile Users

On Friday night at 12:15 AM our Threat Intelligence team published an advisory regarding Pakistani mobile user data being sold on the dark web for a […]
April 10, 2020

115 Million Pakistani Mobile Users Data Go on Sale on Dark Web

Rewterz, a pioneer of specialized cybersecurity services in Pakistan, has discovered a data dump of 115 million Pakistani mobile users data that have shown up for […]
April 6, 2020

Maze Ransomware Targets State-owned oil Company of Algeria

Overview Latest campaign of Maze ransomware has targeted and encrypted data from Berkine, a joint venture between Sonatrach, the state-owned oil company of Algeria, and the […]

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January 31, 2020

Rewterz Threat Alert – Microsoft Detects New Evil Corp Malware Attacks on Financial Institutions

Severity High Analysis Summary Evil Corp phishing campaign is using attachments featuring HTML redirectors for delivering malicious Excel documents. The final payload is being dropped using […]
January 31, 2020

Rewterz Threat Alert – New Iranian Campaign Tailored to US Companies Utilizes an Updated Toolset

Severity High Analysis Summary APT34 (also known as OilRig or Helix Kitten) is a cluster of Iranian government-backed cyber espionage activities that has been active since 2014. […]
January 30, 2020

Rewterz Threat Alert – New Watering Hole Identified for Credential Harvesting

Severity Medium Analysis Summary A Kuwaiti organization’s webpage used as an apparent watering hole. The webpage contained a hidden image which was observed between June and […]
January 29, 2020

Rewterz Threat Alert – Ryuk Ransomware – IOC’s

Severity High Analysis Summary Many ransomware families have changed their tactics and victim-targeting in recent years. Rather than indiscriminate attacks against anyone they’re able to infect, […]
January 28, 2020

Rewterz Threat Alert – Vivin’s Cryptominers Spreading Through Pirated Software

Severity Medium Analysis Summary A new threat actor, tracked as “Vivin,” is found conducting a long-term cryptomining campaign. The group is responsible for mining thousands of […]
January 28, 2020

Rewterz Threat Advisory – CVE-2019-12636 – Cisco Small Business Smart and Managed Switches Cross-Site Request Forgery Vulnerability

Severity High Analysis Summary Cisco Small Business Smart and Managed Switches are vulnerable to a Cross-Site Request Forgery flaw. A vulnerability in the web-based management interface […]
January 27, 2020

Rewterz Threat Advisory – CVE-2019-16018 – Cisco IOS XR Software BGP EVPN Operational Routes Denial of Service Vulnerability

Severity High Analysis Summary The vulnerability is due to incorrect processing of a BGP update message that contains crafted EVPN attributes. An attacker could indirectly exploit […]
January 27, 2020

Rewterz Threat Alert – Nice Try: 501 (Ransomware) Not Implemented

Severity High Analysis Summary FireEye has tracked extensive global exploitation of CVE-2019-19781, which continues to impact Citrix ADC and Gateway instances that are unpatched or do […]
January 27, 2020

Rewterz Threat Alert – GoMiner Mutates and Spreads via Public Cloud Storage Providers

Severity High Analysis Summary A family of Monero Miners is found spreading through cloud storage providers such as OneDrive, Google Drive and Dropbox. It also has […]