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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February 28, 2019

Rewterz Threat Advisory – CVE-2019-6465 – F5 Multiple Products Bind Security Bypass Vulnerability

Severity Low Analysis Summary A vulnerability has been reported in multiple F5 products, which can be exploited by malicious people to bypass certain security restrictions. An […]
February 28, 2019

Rewterz Threat Alert – Malspam Campaign Dropping Ursnif Banking Trojan and GandCrab Ransomware

Severity: Medium Analysis Summary A recent campaign has been observed distributing Ursnif banking Trojan and the GandCrab ransomware through fileless infection means. The main infection vector of […]
February 28, 2019

Rewterz Threat Alert – SeedWorm Malware Campaign – Threat Indicators

Severity Medium Analysis Summary In a SeedWorm malware campaign, variants of a backdoor program called LisfonService were seen in various stages of development. Some files were […]
February 28, 2019

Rewterz Threat Alert – Threat Indicators – Malspam: Loki Bot Malware

Severity: Medium Analysis Summary Another malspam campaign is observed dropping lokibot malware through phishing campaign. Threat indicators are provided. Indicators of Compromise Email Address awt[@]awtkorea[.]com marketing[@]afriquesuiteshotel[.]pw Malware […]
February 28, 2019

Rewterz Threat Advisory – CVE-2019-1674 – New Elevation of Privilege Vulnerability Found in Cisco WebEx Meetings

Severity: Medium Analysis Summary The vulnerability is an OS Command Injection described it as a “bypass to avoid the new controls” put in place by Cisco after […]
February 27, 2019

Rewterz Threat Alert -WARZONE RAT ( aka Ave Maria RAT) Malware

Severity Medium Analysis Summary Malspam WARZONE RAT (aka Ave_Maria Stealer aka Ave Maria RAT) malware has been spread through different phishing campaigns. Threat indicators are provided. […]
February 27, 2019

Rewterz Threat Advisory – CVE-2019-6974 – Linux Kernel KVM “kvm_ioctl_create_device()” Use-AfterFree Vulnerability

Severity Medium Analysis Summary A use-after-free vulnerability was found in the way the Linux kernel’s KVM hypervisor implements its device control API. While creating a device […]
February 26, 2019

Rewterz Threat Alert – Russian Language Malspam Pushing Shade Ransomware

Severity Medium Analysis Summary The infection process is almost identical to the previous malspam campaign. The only difference is that the previous campaign had a ZIP […]
February 26, 2019

Rewterz Threat Alert – WinRAR ACE Vulnerability Exploited Through Malspam to Install Backdoor

Severity High Analysis Summary If UAC is running, when you attempt to extract the archive it will fail to place the malware in the C:\ProgramData folder […]