May 20, 2025
Proactive Defense: The Importance of Incident Response Planning in Cybersecurity
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June 27, 2022Rewterz Threat Alert – Nanocore Rat – Active IOCs
June 27, 2022
Severity
High
Analysis Summary
A new Mirai variant is making the rounds called mirai_pteamirai. The botnet exploits a vulnerability in KGUARD DVR to spread within an environment. The vulnerability exists in the 2016 firmware version and is fixed in any version after the 2017 release. This botnet is active and used to cause DDoS conditions.
Impact
- Server Outage
- Data Loss
- Website Downtime
Indicators of Compromise
MD5
- b85c133fc9b953935db00f6a894590f7
- 9c01df9b3e6c94e3c5823789a91be966
- eca77965396e7b4de49154114961a4c0
- be425cd5c8f8f3f030f2e75e86138012
- 61372dca196370b0b111c3a33c1c2809
- b872c1f525080b5dbd69e42f1ed47420
- 58cf3ed7e6fd78b439324dc71132a720
- 3793f967f4a75a23ee0fc6df117cca81
SHA-256
- 8224939fb8d5c331b5e07f8f196442089644556cd33d248c3df4ec3b40c02440
- ab3b7e42645c97e07b007c6ae28c9cf1ded69c118d524b02b526167c2ab2770d
- b44ab75a55243a50b62fcf18bdd9d99488f4ca384e481c60b1673ef7de83d149
- 8c2de194ba79665eb0de4586ecd2b6161c7f3fa2bee7e98313ce46a1784ef6c7
- 61e716b62619936e2681700f759db0de708f1014fa0bbb8cc0ccb18e17f83439
- 1dc7474ceb29eb96a3ffb2a7eb9f475ffb2d3339c9508c7d75bbe3e057490c16
- 7aeef49bc247cb71f56893fcfb47c3cf609d9ee1a3a98efbbc02bd296ed055d4
- 70341ce5068dd7a9505ca4bc354551641d0b15d88b57f16be45fb4ab374eb7e2
SHA-1
- cffbec9722e415d0e62b05068b4c1697f94c1f01
- 890b73b53aac8f185eaee150743dea5c8c21153d
- d0be31dac65c0b7a3a47eb44287ad61b9406f36c
- 48f93629cffa9c10f6d3fc54825d0372cedcfa06
- 222d8fe0869bfe8dc5cd5b0a1592e8269e601e1a
- 6f54e9e4ac44d341908b76ebf92ba131f31031d5
- ebd0da1b68c7297536417f3a8e2d5da0666830e4
- dd92fee264aefc87d29dcbf4adc8cc171a63b114
Remediation
- Block all threat indicators at your respective controls.
- Search for IOCs in your environment.
