Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
20/08/2026, 04:21
General
- Target 2026-08-20_b968e2a4603fbfe632e62630720a713d_elex_remcos_remocs_wannacry.exe
- Size 1.6MB
- Sample260820-eyrlpazbjg
- SHA256 31fe600d3786c37b42ce407d2d9512a6542243ef7c6f55bc76f16d91889f88c7
Malware Config
Extracted
-
remcos
-
2.2.0 Light
-
qh88best.com
-
qh88best.com:2404
-
audio_folder
MicRecords
-
audio_path
%AppData%
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
3
-
copy_file
remcos.exe
-
copy_folder
remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
install_path
%AppData%
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
Remcos-ONAWZB
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Family: Remcos
Remcos is a closed-source remote control and surveillance software.
- Executes dropped EXE 22 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops file in System32 directory 31 IoCs
- Drops file in Program Files directory 64 IoCs
- Drops file in Windows directory 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks SCSI registry key(s) 3 TTPs 64 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Modifies data under HKEY_USERS 64 IoCs
- Suspicious behavior: EnumeratesProcesses 42 IoCs
- Suspicious behavior: LoadsDriver 2 IoCs
- Suspicious use of AdjustPrivilegeToken 43 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SendNotifyMessage 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_b968e2a4603fbfe632e62630720a713d_elex_remcos_remocs_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_b968e2a4603fbfe632e62630720a713d_elex_remcos_remocs_wannacry.exe"1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
-
C:\Windows\System32\alg.exeC:\Windows\System32\alg.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exeC:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv1⤵
-
C:\Windows\system32\fxssvc.exeC:\Windows\system32\fxssvc.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
-
C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
- Executes dropped EXE
-
C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"1⤵
- Executes dropped EXE
-
C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"1⤵
- Executes dropped EXE
- Drops file in Program Files directory
-
C:\Windows\System32\msdtc.exeC:\Windows\System32\msdtc.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
-
\??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"1⤵
- Executes dropped EXE
-
C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exeC:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe1⤵
- Executes dropped EXE
-
C:\Windows\SysWow64\perfhost.exeC:\Windows\SysWow64\perfhost.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Windows\system32\locator.exeC:\Windows\system32\locator.exe1⤵
- Executes dropped EXE
-
C:\Windows\System32\SensorDataService.exeC:\Windows\System32\SensorDataService.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
-
C:\Windows\System32\snmptrap.exeC:\Windows\System32\snmptrap.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\spectrum.exeC:\Windows\system32\spectrum.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
-
C:\Windows\System32\OpenSSH\ssh-agent.exeC:\Windows\System32\OpenSSH\ssh-agent.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\TieringEngineService.exeC:\Windows\system32\TieringEngineService.exe1⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s SharedRealitySvc1⤵
-
C:\Windows\system32\AgentService.exeC:\Windows\system32\AgentService.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\SearchIndexer.exeC:\Windows\system32\SearchIndexer.exe /Embedding1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\SearchProtocolHost.exe"C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe1_ Global\UsGthrCtrlFltPipeMssGthrPipe1 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon"2⤵
- Modifies data under HKEY_USERS
-
-
C:\Windows\system32\SearchFilterHost.exe"C:\Windows\system32\SearchFilterHost.exe" 0 800 804 812 8192 808 7842⤵
- Modifies data under HKEY_USERS
-
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
elevation_service.exe
maintenanceservice.exe
7z.exe
7zFM.exe
7zG.exe
Uninstall.exe
AppVShNotify.exe
IntegratedOffice.exe
MavInject32.exe
OfficeC2RClient.exe
appvcleaner.exe
LICLUA.EXE
OSE.EXE
VSTOInstaller.exe
chrmstp.exe
setup.exe
chrome_pwa_launcher.exe
elevated_tracing_service.exe
elevation_service.exe
notification_helper.exe
os_update_handler.exe
chrome_proxy.exe
appletviewer.exe
extcheck.exe
idlj.exe
jabswitch.exe
jar.exe
jarsigner.exe
java-rmi.exe
java.exe
javac.exe
javadoc.exe
javafxpackager.exe
javah.exe
javap.exe
javapackager.exe
wmpnetwk.exe
dotnet.exe
perfhost.exe
AgentService.exe
DiagnosticsHub.StandardCollector.Service.exe
FXSSVC.exe
Locator.exe
ssh-agent.exe
PerceptionSimulationService.exe
SearchIndexer.exe
SensorDataService.exe
Spectrum.exe
TieringEngineService.exe
VSSVC.exe
alg.exe
msdtc.exe
snmptrap.exe
vds.exe
WmiApSrv.exe
wbengine.exe
AppVClient.exe
SgrmBroker.exe
msiexec.exe
memory/720-24-0x0000000140000000-0x0000000140292000-memory.dmp
memory/720-108-0x0000000140000000-0x0000000140292000-memory.dmp
memory/720-16-0x0000000000580000-0x00000000005E0000-memory.dmp
memory/720-25-0x0000000000580000-0x00000000005E0000-memory.dmp
memory/1016-313-0x0000000140000000-0x000000014027F000-memory.dmp
memory/1016-120-0x0000000140000000-0x000000014027F000-memory.dmp
memory/1252-8-0x00000000024E0000-0x0000000002547000-memory.dmp
memory/1252-1-0x00000000024E0000-0x0000000002547000-memory.dmp
memory/1252-80-0x0000000000400000-0x000000000068D000-memory.dmp
memory/1252-0-0x0000000000400000-0x000000000068D000-memory.dmp
memory/1300-366-0x0000000140000000-0x0000000140147000-memory.dmp
memory/1300-156-0x0000000140000000-0x0000000140147000-memory.dmp
memory/1412-164-0x0000000140000000-0x0000000140216000-memory.dmp
memory/1412-416-0x0000000140000000-0x0000000140216000-memory.dmp
memory/1588-143-0x0000000140000000-0x00000001402D4000-memory.dmp
memory/1588-51-0x0000000140000000-0x00000001402D4000-memory.dmp
memory/1588-48-0x0000000000890000-0x00000000008F0000-memory.dmp
memory/1588-42-0x0000000000890000-0x00000000008F0000-memory.dmp
memory/1728-367-0x0000000140000000-0x00000001401FC000-memory.dmp
memory/1728-160-0x0000000140000000-0x00000001401FC000-memory.dmp
memory/1996-13-0x0000000140000000-0x0000000140293000-memory.dmp
memory/1996-107-0x0000000140000000-0x0000000140293000-memory.dmp
memory/2056-163-0x0000000000400000-0x0000000000680000-memory.dmp
memory/2056-105-0x0000000000870000-0x00000000008D7000-memory.dmp
memory/2056-100-0x0000000000870000-0x00000000008D7000-memory.dmp
memory/2056-109-0x0000000000400000-0x0000000000680000-memory.dmp
memory/2400-153-0x0000000140000000-0x00000001401C0000-memory.dmp
memory/2400-151-0x0000000140000000-0x00000001401C0000-memory.dmp
memory/2500-147-0x0000000140000000-0x00000001402CB000-memory.dmp
memory/2500-362-0x0000000140000000-0x00000001402CB000-memory.dmp
memory/2532-65-0x0000000001510000-0x0000000001570000-memory.dmp
memory/2532-62-0x0000000140000000-0x00000001402BE000-memory.dmp
memory/2532-60-0x0000000001510000-0x0000000001570000-memory.dmp
memory/2532-54-0x0000000001510000-0x0000000001570000-memory.dmp
memory/2532-67-0x0000000140000000-0x00000001402BE000-memory.dmp
memory/2780-115-0x0000000140000000-0x00000001401D7000-memory.dmp
memory/2780-172-0x0000000140000000-0x00000001401D7000-memory.dmp
memory/2780-314-0x0000000140000000-0x00000001401D7000-memory.dmp
memory/3272-168-0x0000000140000000-0x00000001402AF000-memory.dmp
memory/3272-417-0x0000000140000000-0x00000001402AF000-memory.dmp
memory/3620-29-0x0000000140000000-0x0000000140135000-memory.dmp
memory/3620-68-0x0000000140000000-0x0000000140135000-memory.dmp
memory/3736-92-0x0000000000510000-0x0000000000570000-memory.dmp
memory/3736-94-0x0000000140000000-0x0000000140294000-memory.dmp
memory/3736-86-0x0000000000510000-0x0000000000570000-memory.dmp
memory/3736-159-0x0000000140000000-0x0000000140294000-memory.dmp
memory/4004-359-0x000000000C8E0000-0x000000000C8E8000-memory.dmp
memory/4004-173-0x0000000140000000-0x0000000140179000-memory.dmp
memory/4004-198-0x0000000001A20000-0x0000000001A30000-memory.dmp
memory/4004-418-0x0000000140000000-0x0000000140179000-memory.dmp
memory/4004-182-0x0000000001770000-0x0000000001780000-memory.dmp
memory/4004-214-0x0000000009E60000-0x0000000009E68000-memory.dmp
memory/4284-406-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-380-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-393-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-392-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-391-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-390-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-389-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-388-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-387-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-386-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-385-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-384-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-400-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-401-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-402-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-403-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-405-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-404-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-395-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-408-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-407-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-396-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-397-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-398-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-399-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-374-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-375-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-376-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-377-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-378-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-379-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-394-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-381-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-382-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-383-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-370-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-371-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-372-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-373-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-369-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4284-368-0x0000018716380000-0x0000018716390000-memory.dmp
memory/4592-348-0x0000000140000000-0x00000001402EB000-memory.dmp
memory/4592-144-0x0000000140000000-0x00000001402EB000-memory.dmp
memory/4592-141-0x0000000000CA0000-0x0000000000D00000-memory.dmp
memory/4592-135-0x0000000000CA0000-0x0000000000D00000-memory.dmp
memory/4748-112-0x0000000140000000-0x000000014027E000-memory.dmp
memory/4748-167-0x0000000140000000-0x000000014027E000-memory.dmp
memory/4856-155-0x0000000140000000-0x00000001402B8000-memory.dmp
memory/4856-81-0x0000000140000000-0x00000001402B8000-memory.dmp
memory/4856-82-0x00000000007E0000-0x0000000000840000-memory.dmp
memory/4856-74-0x00000000007E0000-0x0000000000840000-memory.dmp
memory/5012-333-0x0000000140000000-0x0000000140169000-memory.dmp
memory/5012-131-0x0000000140000000-0x0000000140169000-memory.dmp
memory/5012-129-0x00000000005F0000-0x0000000000650000-memory.dmp
memory/5012-123-0x00000000005F0000-0x0000000000650000-memory.dmp
memory/5020-150-0x0000000140000000-0x00000001402A2000-memory.dmp
memory/5020-70-0x0000000140000000-0x00000001402A2000-memory.dmp
memory/5096-50-0x0000000140000000-0x00000001402E9000-memory.dmp
memory/5096-32-0x0000000000720000-0x0000000000780000-memory.dmp
memory/5096-119-0x0000000140000000-0x00000001402E9000-memory.dmp
memory/5096-38-0x0000000000720000-0x0000000000780000-memory.dmp