LOLDrivers low experimental sigma
Driver Load - 927e3aef03a8355d236230cace376b3023480a40c5ac08453c07dab343dd1f11
Detects loading of driver 927e3aef03a8355d236230cace376b3023480a40c5ac08453c07dab343dd1f11 via name. According to Sophos X-Ops (Aug 06, 2025), a widely shared EDR-killer toolkit drops/loads a malicious kernel driver signed with compromised or revoked certificates to disable endpoint protections. Variants target many vendors, and are commonly HeartCrypt-packed and used by ransomware groups (e.g., RansomHub, INC). The payload uses hard-coded driver names (e.g., mraml.sys, noedt.sys) and kills security services/processes.
Detection Logic
{
"selection_name": {
"ImageLoaded
| endswith": [
"\\927e3aef03a8355d236230cace376b3023480a40c5ac08453c07dab343dd1f11"
]
},
"condition": "selection_name"
} False Positives
- ⚠ Unknown
Field Validations
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