Overview
overview
7Static
static
5Resident.E...RI.rar
windows11-21h2-x64
7ColdClientLoader.ini
windows11-21h2-x64
3EfiGuard/E...xe.dll
windows11-21h2-x64
1EfiGuard/E...ol.exe
windows11-21h2-x64
EfiGuard/E...64.exe
windows11-21h2-x64
EfiGuard/E...er.dll
windows11-21h2-x64
1EfiGuard/E...ix.exe
windows11-21h2-x64
1KIRIGIRI.dll
windows11-21h2-x64
1READNFO-MK...AM.txt
windows11-21h2-x64
3SimpleSvm.sys
windows11-21h2-x64
1amd_ags_x64.dll
windows11-21h2-x64
1amd_ags_x64.dll
windows11-21h2-x64
1coldclient...64.dll
windows11-21h2-x64
1coldclient...pp.ini
windows11-21h2-x64
3coldclient...in.ini
windows11-21h2-x64
3coldclient...er.ini
windows11-21h2-x64
3coldclient...id.txt
windows11-21h2-x64
3coldclient...es.txt
windows11-21h2-x64
3coldclient...nt.dll
windows11-21h2-x64
3coldclient...64.dll
windows11-21h2-x64
1hyperevade.dll
windows11-21h2-x64
1hyperhv.dll
windows11-21h2-x64
1hyperkd.sys
windows11-21h2-x64
1hyperlog.dll
windows11-21h2-x64
1hyperlog.inf
windows11-21h2-x64
3kdserial.dll
windows11-21h2-x64
1steamclien...64.exe
windows11-21h2-x64
1watchdog.exe
windows11-21h2-x64
1Analysis
- user interaction
yes - max time kernel
898s - max time network
406s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
08/03/2026, 17:24
Static task
static1
Behavioral task
behavioral1
Sample
Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI.rar
Resource
win11-20260130-en
Behavioral task
behavioral2
Sample
ColdClientLoader.ini
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
EfiGuard/EFI/Boot/EfiGuardDxe.dll
Resource
win11-20260130-en
Behavioral task
behavioral4
Sample
EfiGuard/EFI/Boot/HashTool.exe
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
EfiGuard/EFI/Boot/bootx64.exe
Resource
win11-20260130-en
Behavioral task
behavioral6
Sample
EfiGuard/EFI/Boot/loader.dll
Resource
win11-20260130-en
Behavioral task
behavioral7
Sample
EfiGuard/EfiDSEFix.exe
Resource
win11-20260130-en
Behavioral task
behavioral8
Sample
KIRIGIRI.dll
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
READNFO-MKDEV TEAM.txt
Resource
win11-20260130-en
Behavioral task
behavioral10
Sample
SimpleSvm.sys
Resource
win11-20260130-en
Behavioral task
behavioral11
Sample
amd_ags_x64.dll
Resource
win11-20260130-en
Behavioral task
behavioral12
Sample
amd_ags_x64.dll
Resource
win11-20260130-en
Behavioral task
behavioral13
Sample
coldclient/GameOverlayRenderer64.dll
Resource
win11-20260130-en
Behavioral task
behavioral14
Sample
coldclient/steam_settings/configs.app.ini
Resource
win11-20260130-en
Behavioral task
behavioral15
Sample
coldclient/steam_settings/configs.main.ini
Resource
win11-20260130-en
Behavioral task
behavioral16
Sample
coldclient/steam_settings/configs.user.ini
Resource
win11-20260130-en
Behavioral task
behavioral17
Sample
coldclient/steam_settings/steam_appid.txt
Resource
win11-20260130-en
Behavioral task
behavioral18
Sample
coldclient/steam_settings/steam_interfaces.txt
Resource
win11-20260130-en
Behavioral task
behavioral19
Sample
coldclient/steamclient.dll
Resource
win11-20260130-en
Behavioral task
behavioral20
Sample
coldclient/steamclient64.dll
Resource
win11-20260130-en
Behavioral task
behavioral21
Sample
hyperevade.dll
Resource
win11-20260130-en
Behavioral task
behavioral22
Sample
hyperhv.dll
Resource
win11-20260130-en
Behavioral task
behavioral23
Sample
hyperkd.sys
Resource
win11-20260130-en
Behavioral task
behavioral24
Sample
hyperlog.dll
Resource
win11-20260130-en
Behavioral task
behavioral25
Sample
hyperlog.inf
Resource
win11-20260130-en
Behavioral task
behavioral26
Sample
kdserial.dll
Resource
win11-20260130-en
Behavioral task
behavioral27
Sample
steamclient_loader_x64.exe
Resource
win11-20260130-en
Behavioral task
behavioral28
Sample
watchdog.exe
Resource
win11-20260130-en
General
- Target Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI.rar
- Size 13.2MB
- Sample260308-vysfzset3p
- SHA256 f28ec304a07d51cfd9cc4a7cdf2ca6081bcb343ffa6f96225a75d532be94463c
- MD5 68340e026e713f23131abf0b68cc3aed
- SHA1 12aa4b349056217704600337a3b2e19ab1afaf5b
- SHA512 0a705dcdd436092d2e2b29f2745dcb23131ef3bed8f0d997fbc6af5341a2207024ff3d68e5de05568b95f4b60975334bb0f9b6b5b8b6b646e7ab2f47105a5789
- SSDEEP 196608:aqdCtViS27cyB+BS4+ZdeQQys5dP142bIHVnRdQIlQX7v6nuyQmmo6mUEBe2M/Oz:4IXcXo3Qj3e2boBlCDypB6jvGTS5jQ
- TLSH T1B5E633BE7BEE7757E1B12592F475270D46C0B2046C1C98274444F2ABBDE93BDAE2C026
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 7 IoCs
pid Process 1148 watchdog.exe 1180 steamclient_loader_x64.exe 2168 watchdog.exe 4576 watchdog.exe 4884 EfiDSEFix.exe 2848 steamclient_loader_x64.exe 4496 watchdog.exe - Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-747994418-3253881032-1527946131-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ 7zFM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ 7zG.exe Key created \REGISTRY\USER\S-1-5-21-747994418-3253881032-1527946131-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ 7zG.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ 7zFM.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3300 7zFM.exe - Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeRestorePrivilege 3300 7zFM.exe Token: 35 3300 7zFM.exe Token: SeSecurityPrivilege 3300 7zFM.exe Token: SeRestorePrivilege 3952 7zG.exe Token: 35 3952 7zG.exe Token: SeSecurityPrivilege 3952 7zG.exe Token: SeSecurityPrivilege 3952 7zG.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3300 7zFM.exe 3300 7zFM.exe 3952 7zG.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3300 wrote to memory of 3952 3300 7zFM.exe 80
Processes
-
C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI.rar"1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3300 -
C:\Program Files\7-Zip\7zG.exe"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\AppData\Local\Temp\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\" -ad -an -ai#7zMap20777:168:7zEvent297222⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3952
-
-
C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4828
-
C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\watchdog.exe"C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\watchdog.exe"1⤵
- Executes dropped EXE
PID:1148
-
C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\steamclient_loader_x64.exe"C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\steamclient_loader_x64.exe"1⤵
- Executes dropped EXE
PID:1180
-
C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\watchdog.exe"C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\watchdog.exe"1⤵
- Executes dropped EXE
PID:2168
-
C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\watchdog.exe"C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\watchdog.exe"1⤵
- Executes dropped EXE
PID:4576
-
C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\EfiGuard\EfiDSEFix.exe"C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\EfiGuard\EfiDSEFix.exe"1⤵
- Executes dropped EXE
PID:4884
-
C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\steamclient_loader_x64.exe"C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\steamclient_loader_x64.exe"1⤵
- Executes dropped EXE
PID:2848
-
C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\watchdog.exe"C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\watchdog.exe"1⤵
- Executes dropped EXE
PID:4496
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\ColdClientLoader.ini
- Size 2KB
- SHA256 44e451d5e560b541a98ca186f8617520f23e99def31b5a861e94877b3cdce2a4
- MD5 915d5bdc21d829e44b4d6ae242585cd2
- SHA1 8509e40b9b810ec427a0c97f5a60409a3bf84f13
- SHA512 243cbb115cf5ac1b60e32247ca3a28a811e55037b04e41ee43a7b4730d88ec495cf8a23ec77cb293b62fafe73d3450a127413918a88f1af46a186b307a43515f
- TLSH T1345163426B5853B5D262D208F54EACD4C32EC4DF123654A06038D12D6290EFEE37E9DB
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\EfiGuard\EfiDSEFix.exe
- Size 21KB
- SHA256 923ccf2257bfcb6e0a386977f4ce79f4a1a9a9a7c58620979d691e8a20cb68b4
- MD5 210d874edc49f624ce78eb7ec9f0b73f
- SHA1 56ad197f3683d9427e3fde0fa257ad7e966fd266
- SHA512 cb4533d97849860d58f2fc589a51aa53e59b79d24c80b40bc0f62ac35799be598f92f49fcd505f36d287d2746c1bc1ddb660baf3119005bf6b2e461a882cf347
- SSDEEP 192:ve7MmoiTlnU9OmnKkTkBh0zKkfpuptOAbm4biRA4ojGnN/2XnkG5G67KjYsH:vegmxiQoKokBhsuLLi6jG92XjPkYK
- TLSH T183A2A59173ED619CF1B73B75AFB6C1565B36BC816232CA5F3090822E29F29805D31B36
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\steamclient_loader_x64.exe
- Size 342KB
- SHA256 551a28422e1cd119140aad059f9d44237ebf8c850037ef4ff4522a02627b3d65
- MD5 e3901b3d2889dcf02f3fb9174f806f94
- SHA1 5280bd47fafbb32f34839f1d74eecbec162410ed
- SHA512 52329830c36a356a9e28ceb093b6754e79e5489289aa06de3b2aeaf8ced644e19272ee1f76009c593a5267c82ce726db40af5e8e7126395bbc7fcc8deda70625
- SSDEEP 6144:BGq6IsVjtdVb8z9G0SDUpkT8kU+W4AxTjaK2F/lrTw072T4:BkJ09G0wUpkvWnxT52trM14
- TLSH T16E746E66F79414F9E1B7C138CD428905EBB2BC5A4761EADF23E04A962F236D08E3D711
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\Desktop\Resident.Evil.Requiem.HYPERVISOR.V2-KIRIGIRI\watchdog.exe
- Size 65KB
- SHA256 6fe71d7bd09ba6518f49ce27abfc3eab6d83b07cc990a72682b421e106fd80e5
- MD5 f912a8cab09669e2b5cc40d01d2c1f35
- SHA1 d3b5ec43075923916b2f4d42e60d84fc7d07504c
- SHA512 35214a1c6e0dc68238d35ac96b7767a0d23ddc35ff826270a4c29fefa680ce44a097544f6398e26866882e00c861ac63a3c7bb76e142e9ac76b533e8c9265802
- SSDEEP 1536:TUD5ndR4ESf3r8qaSfjUxvW4Tlqe/LRjlFEZUIf:gdmfrZa3xlrd
- TLSH T11563F194A6DE0AD4F8E086B7D3370648B136B9A6E33035DF42B2912D193ABD05CF1257
- MD5 SHA1 SHA512 SSDEEP TLSH