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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.
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September 19, 2023
Severity High Analysis Summary A new information-stealing malware called Mystic Stealer emerged in April 2023, gaining popularity in cybercrime circles. It targets various web browsers, browser […]September 19, 2023Rewterz Threat Alert – BlackCat/ALPHV Ransomware Group Allegedly Encrypted Over 100 MGM ESXi Servers
Severity High Analysis Summary An affiliate of the BlackCat ransomware group, also known as APLHV, recently carried out a significant cyberattack on MGM Resorts, leading to […]September 19, 2023Severity High Analysis Summary APT37, also known as ScarCruft or Red Eyes, is a state-sponsored cyber espionage group originating from North Korea. The group has been […]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 19, 2023Severity High Analysis Summary A new information-stealing malware called Mystic Stealer emerged in April 2023, gaining popularity in cybercrime circles. It targets various web browsers, browser […]September 19, 2023Rewterz Threat Alert – BlackCat/ALPHV Ransomware Group Allegedly Encrypted Over 100 MGM ESXi Servers
Severity High Analysis Summary An affiliate of the BlackCat ransomware group, also known as APLHV, recently carried out a significant cyberattack on MGM Resorts, leading to […]September 19, 2023Severity High Analysis Summary APT37, also known as ScarCruft or Red Eyes, is a state-sponsored cyber espionage group originating from North Korea. The group has been […]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 – Cisco Firepower Threat Defense Software Multiple Security Updates
May 7, 2020Rewterz Threat Advisory – CVE-2020-3125 – Cisco Adaptive Security Appliance Software Kerberos Vulnerability
May 7, 2020
Severity
Medium
Analysis Summary
| Cybercriminal and advanced persistent threat (APT) groups are leveraging COVID-19 themed health, informational, and warning notice emails in an attempt to obtain credentials, e.g., Microsoft O365 accounts. These emails direct targets to click links by purporting to be online services requiring authentication. Malicious actors use these links to capture victim credentials and then redirect victims to the World Health Organization’s (WHO) Coronavirus notice. Threat actors are continuing with their malicious activities to rob the users of from their sensitive data for their gain in these trying times and are making full use of the situation. |
Impact
- Credential theft
- Exposure of sensitive data
Indicators of Compromise
Filename
- AWARENESS NOTICE ON CORONAVIRUS COVID-19 DOCUMENT_zip[.]jar
- Covid-19_zip[.]bin
- COVID-19[.]rar
- Attachments-Fwd_ Proforma for COVID-19[.]zip
- COVID-19 WHO RECOMENDED V[.]gz
- Covid 19 Immunity Tips (2)[.]zip
- zbetcheckin_tracker_COVID-19[.]jar
MD5
- bac2f22d53c6f2b43eba6adbb0f2ea9a
- 08dd5ee67ee69ddfa11cb55562baef58
- c49856a3df308e8b1739b357832c8e9b
- 5da446b5f22bfa77a51b654762583a28
- 378bbb172ccae5e28549a003e4e84bce
- 51b7f0213cb2945d42b88996761ce74b
- e8973e617a743a5597b63ce268986761
SHA-256
f7b0d6d95f2644e32c22eb3e681e33387ac27d71dd73eee3ff37ce77985ab177
3e1fb4ff54112a78d8bdccbe596c119201f079010c4f69cdf2c99385e7aee3dc
15e029c3834435150c76741e714540fcb799662db8cc2c61ba4ef192a781727b
47f1570e770d236836c0d3cb50755b6dd91e1be58a0d3e61507c7baacfd27784
43670ae43df9e361fa15f09f611da32db104ee207ed5af3e7e7f098ad82a68e0
2c464648ff97fd39dab054d0c3e1bd249e244fcc975b697e312796669c7763f1
5b0ba8d58a64630cb5fcb80e72520bd2ef6f322003fa2588d4d594620e6685ae
Remediation
- Block all threat indicators at your respective controls.
- Always be suspicious about emails sent by unknown senders.
- Never click on the links/attachments sent by unknown senders.