Rewterz Threat Alert – GuLoader Malspam Campaign – Active IOCs
July 5, 2022Rewterz Threat Alert – Black Basta Ransomware: Operators Add QakBot Trojan and PrintNightmare Exploit to Their Attack Arsenal – Active IOCs
July 5, 2022Rewterz Threat Alert – GuLoader Malspam Campaign – Active IOCs
July 5, 2022Rewterz Threat Alert – Black Basta Ransomware: Operators Add QakBot Trojan and PrintNightmare Exploit to Their Attack Arsenal – Active IOCs
July 5, 2022Severity
High
Analysis Summary
The BAD rabbit – aka ExPetr, NotPetya, Nyetya, first appeared in 2017. There is presently no threat group associated with the Bad Rabbit ransomware but it share similarities with to the ransomware versions of WannaCry and Petya. A Bad Rabbit attack spreads by drive-by downloads on compromised websites and pretends as an Adobe Flash installation. Bad Rabbit malware is embedded in websites using JavaScript embedded in the HTML code of the site. When someone clicks a malicious installer, BadRabbit ransomware encrypts files and introduces users. Infections of the Bad Rabbit virus lock up victims’ computers, servers, or data, preventing them from regaining access until a ransom, usually in Bitcoin, is paid.
Impact
- Data Exfiltration
- Information Theft
- Exposure of Sensitive Data
Indicators of Compromise
MD5
- fb6654c9f9dd0d185af6c783a988092a
- 347ac3b6b791054de3e5720a7144a977
SHA-256
- 15a16fabdf75ea76c43d28dec7a1d4535fcde8835a4e8e15b338c08249cfad76
- 301b905eb98d8d6bb559c04bbda26628a942b2c4107c07a02e8f753bdcfe347c
SHA-1
- 6d96284917eef659e535e40a5c86e95735caea7a
- 413eba3973a15c1a6429d9f170f3e8287f98c21c
Remediation
- Maintain cyber hygiene by updating your anti-virus software and implement patch management lifecycle.
- Maintain Offline Backups – In a ransomware attack, the adversary will often delete or encrypt backups if they have
- access to them. That’s why it’s important to keep offline (preferably off-site), encrypted backups of data and test them
- regularly.
- Emails from unknown senders should always be treated with caution.
- Never trust or open ” links and attachments received from unknown sources/senders.
- Block all threat indicators at your respective controls.
- Search for Indicator of compromise (IOCs) in your environment utilizing your respective security controls