HWAuidoOs2Ec.sys
HWAuidoOs2Ec file version info
Driver on Windows LOLDrivers vulnerable driver
A known vulnerable driver
T1068Exploitation for Privilege Escalation
4 known samples
1.0.0.0 · its entry
5abe477517f51d81061d2e69a9adebdcda80d36667d0afabe103fda4802d33db1.0.0.0 · its entry
90d2e9e994ed8e964845a26dce741ad43b29ff54cf5faa67271d62d4e24acbc810fb4c4b93e1a2e737d67377cf76983beeb631edfd013e5c60638e5cc23ad12d13a2a2c57025c06a45c1aae8a0a13f5ab31ec986d419c9f5786468ee851744dfFrom LOLDrivers (Apache 2.0). A driver is known by its hash: a sample under another name is the same driver. In Ceplin, "<sha256>".whatis() says which sample a hash is.
Is it the real HWAuidoOs2Ec.sys?
ProductHuawei Audio Driver, Huawei Device Co., Ltd.
DescriptionHWAuidoOs2Ec
From the file’s version info, as recorded by xCyclopedia (MIT). A copy in another folder, signed by someone else or with another hash is not necessarily malicious, but it is worth a closer look.