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Driver intelligenceMaliciousVerified

driver_290bc782.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 / f5c1a46f-21e6-4b06-b212-2dc55b699497ADDED / 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_290bc782.sysSample 1 · HVCI TRUE
MD5
3748096bd604a91bc26b2aa1c6883fce
SHA1
9b3a77a9be44abd750df60beba5bff92e47a96ee
SHA256
290bc7822da41f0b5580b27c8d14a2a5c3fbe3e4b6921957b134efc6beeb0aeb
Imphash
3dbe8de1ea987f3a487f28ce6f06feb7
Authentihash MD5
baf2e4ac70111b4a17bbaccee1eb5bc0
Authentihash SHA1
8a917b138cd94c029974780d57db2f5e5f63356f
Authentihash SHA256
d1598c68202647a9d029b0abb2737f3701359ab433677b51bd83459de7155677
Machine
AMD64
Version
6.2.9200.22099 (win8_ldr.170212-0600)
Publisher
Microsoft Corporation

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