Platform
Managed Security Services
Managed Penetration Testing
Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.
Resources
September 18, 2023
Severity Medium Analysis Summary Lumma is an information stealer that is sold as a Malware-as-a-Service (MaaS) on Russian-speaking underground forums and Telegram. Lumma is an information […]September 18, 2023Severity Medium Analysis Summary CVE-2023-4948 CVSS:4.3 WooCommerce CVR Payment Gateway Plugin for WordPress could allow a remote attacker to bypass security restrictions, caused by missing capability […]September 18, 2023Severity High Analysis Summary Microsoft has stated that a ransomware group working with an initial access broker has recently started using Microsoft Teams for their phishing […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Connect with Us
Platform
Managed Security Services
Managed Penetration Testing
Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.
Resources
September 18, 2023Severity Medium Analysis Summary Lumma is an information stealer that is sold as a Malware-as-a-Service (MaaS) on Russian-speaking underground forums and Telegram. Lumma is an information […]September 18, 2023Severity Medium Analysis Summary CVE-2023-4948 CVSS:4.3 WooCommerce CVR Payment Gateway Plugin for WordPress could allow a remote attacker to bypass security restrictions, caused by missing capability […]September 18, 2023Severity High Analysis Summary Microsoft has stated that a ransomware group working with an initial access broker has recently started using Microsoft Teams for their phishing […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Connect with Us
Rewterz Threat Advisory – CVE-2020-10768 – Linux Kernel security bypass Vulnerability
June 12, 2020Rewterz Threat Advisory – CVE-2020-4380 – IBM Workload Scheduler cross-site scripting Vulnerability
June 12, 2020
Severity
Medium
Analysis Summary
MassLogger is malware written using .NET and designed to steal credentials and act as spyware. MassLogger is modular with a number of modules available for various purposes. Packers are typically used to help evade detection and some anti-debugging techniques are employed to make analysis of MassLogger more difficult. Process injection is used to make the malware fileless and exist only in memory. The variant analysed by G DATA for their report used SMTP to exfiltrate data to a C&C server. It can also be configured to use FTP for data exfiltration.
Impact
Data exfiltration
Indicators of Compromise
SHA-256
- 8978b5eb14061436a8d2249f9c92ac75d8307c83a09ea7aa3e6572f704b4335f
- c994eb9b388217d028184b271dbd7fa098e0488f24af28d5a4ead55bf0c1a92f
- 25fa4b1716f5d2995ff28002601f7fd2fc76f03831bcd642b9a2e49e92c42238
- 786b5266ae016683f13abe07cb1e99c01b2d617d3ca7518da086571d9f158d1b
- 335d39ae0c6e633ba50441e0b482b11d0311d09ad9a286123e6a854660518715
Remediation
Block all threat indicators at your respective controls.
Search for IOCs in your environment.