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Driver intelligenceMaliciousVerified

driver_5d61e4ea.sys

Sophos, from time to time, has observed a threat actor deploy variants of Poortry on different machines within a single estate during an attack. These variants contain the same payload, but signed with a different certificate than the driver first seen used during the attack.

UUID / 0215d6d6-e0c4-4a11-bd3a-40511f89d736ADDED / 2024-09-10AUTHOR / Michael Haag

Known samples 1

1 recorded TRUE · 0 recorded FALSE · 0 unknown for loading despite HVCI. Results apply to individual samples.

driver_5d61e4ea.sysSample 1 · HVCI TRUE
MD5
f3e6580f5f8dacbe2f53ebb9810bc556
SHA1
4d7918c4a051313ac21aba444dac10c61f96ac2e
SHA256
5d61e4ea1b1294d5a042feb152dc5f9aa1397c45c3ed583621279dd4e69be418
Imphash
378f84e7908c5658a205183008105ce5
Authentihash MD5
9c23b046de394f77654d6e364d40d57e
Authentihash SHA1
a6f89366f164febddf1c281df4ccbdbb8d86c91e
Authentihash SHA256
f06493341f9f16b9d25a3a5e07851dd04b63f36904a21ec1da30bfcb9157724c
Machine
AMD64
Version
Not recorded
Publisher
Not recorded

Recorded command

sc.exe create driver_ef9d653a.sys binPath=C:\windows\temp\driver_ef9d653a.sys type=kernel && sc.exe start driver_ef9d653a.sys

Elevate privileges · Privileges: kernel · OS: Windows 10

Research & references