dllhost.exe
COM Surrogate file version info
Program on Windows 14 known copies with hashes 26 Sigma rules name it
Is it the real dllhost.exe?
C:\Windows\system32\C:\Windows\SysWOW64\14 known copies
10.0.22000.1 (WinBuild.160101.0800) · C:\WINDOWS\SysWOW64\dllhost.exe · signed by Microsoft Windows
39a4819265d67c89919672d415e22edb5f74a47bcf28ceef49f1ace80a72187410.0.22000.1 (WinBuild.160101.0800) · C:\WINDOWS\system32\dllhost.exe · signed by Microsoft Windows
7bc7d4062bb3f8271dbc93b5d55011219ad2d8ed0d67aced925e46e7eda9b43810.0.19041.546 (WinBuild.160101.0800) · C:\Windows\SysWOW64\dllhost.exe · signed by Microsoft Windows
3ed69caab035258e008efbcf40db305891b40ba02ca2737e20defa7c2d4afaf710.0.19041.546 (WinBuild.160101.0800) · C:\Windows\system32\dllhost.exe · signed by Microsoft Windows
e7fc40b41aa8b83841a0b96d169eaf0800aa784733e636935374d56536253f1010.0.19041.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\dllhost.exe · signed by Microsoft Windows
a422fcb92ab03c9f34fe2296028e68911f87eeac4a79b37d3769730ca52a6bf810.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\dllhost.exe · signed by Microsoft Windows
ffbfd4ea38939327584779f31f46cc8a8afa0ad03a783a35d1c166c335e7b91010.0.18362.1 (WinBuild.160101.0800) · C:\WINDOWS\SysWOW64\dllhost.exe · signed by Microsoft Windows
4b878483eb200c8731f95096eef036f285bd36ab916fe550dd484b872e60d03710.0.18362.1 (WinBuild.160101.0800) · C:\WINDOWS\system32\dllhost.exe · signed by Microsoft Windows
6a8f00c4bf7ce696edeba9e6c401ff9dd7eb59f34af25d7eee591b4837d67c7c10.0.17763.1 (WinBuild.160101.0800) · C:\Windows\system32\dllhost.exe · signed by Microsoft Windows
c4e078607db2784be7761c86048dffa6f3ef04b551354a32fcdec3b6a345090510.0.17763.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\dllhost.exe · signed by Microsoft Windows
f95b7ba752c6452da9d83f84ca7307ae079d220718bcb2babf145903bac894dd10.0.14393.0 (rs1_release.160715-1616) · C:\Windows\SysWOW64\dllhost.exe · signed by Microsoft Windows
5137c324038ab2e8eab4f98a20bee9f121346d62e4d907ca1e4a860f4c54eae810.0.14393.0 (rs1_release.160715-1616) · C:\Windows\system32\dllhost.exe · signed by Microsoft Windows
ee8364c07b3f4f71fa649e0e6c4c73c15d285130e4b16e79890eebbf89c2164e6.3.9600.17415 (winblue_r4.141028-1500) · C:\windows\system32\dllhost.exe · signed by Microsoft Windows
1128499ac255bb11f25cd617f766b15f65f9eab1e0a531200c3878e80c96e41e6.3.9600.17415 (winblue_r4.141028-1500) · C:\windows\SysWOW64\dllhost.exe · signed by Microsoft Windows
771151fdeb8e30545f4bbfe1b73eee0e1187db905a535e9cc12d2c57aa0acc8dFrom the file’s version info and the copies 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. In Ceplin, "<sha256>".whatis() says which known copy a hash is.
What detects it
Sigma names dllhost.exe in 26 rules in all, for every kind of event; these are the process creation rules CmdID evaluates.