Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
25/04/2026, 20:02
General
- Target 2026-04-25_9a03f4cbda2e44bd524a3af2f453ec8e_glassworm_mespinoza.exe
- Size 8.3MB
- Sample260425-yscecsbs9m
- SHA256 b994f2fb30e6ee75af23ec28ebc3786dd1d52aef303a389bd79d27e79ec96555
Malware Config
Signatures
- 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.
- Checks system information in the registry 2 TTPs 2 IoCs
System information is often read in order to detect sandboxing environments.
- Drops file in System32 directory 37 IoCs
- Drops file in Program Files directory 64 IoCs
- Drops file in Windows directory 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 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 5 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Modifies data under HKEY_USERS 64 IoCs
- Suspicious behavior: EnumeratesProcesses 7 IoCs
- Suspicious behavior: LoadsDriver 2 IoCs
- Suspicious use of AdjustPrivilegeToken 42 IoCs
- Suspicious use of SetWindowsHookEx 2 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\2026-04-25_9a03f4cbda2e44bd524a3af2f453ec8e_glassworm_mespinoza.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-25_9a03f4cbda2e44bd524a3af2f453ec8e_glassworm_mespinoza.exe"1⤵
- Checks system information in the registry
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
C:\Windows\System32\alg.exeC:\Windows\System32\alg.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
-
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
-
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\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s SharedRealitySvc1⤵
-
C:\Windows\system32\TieringEngineService.exeC:\Windows\system32\TieringEngineService.exe1⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
-
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" 0 912 916 924 8192 920 8962⤵
- 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
javaw.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/780-180-0x00000000005D0000-0x0000000000630000-memory.dmp
memory/780-186-0x00000000005D0000-0x0000000000630000-memory.dmp
memory/780-326-0x0000000140000000-0x0000000140169000-memory.dmp
memory/1228-145-0x0000000000600000-0x0000000000666000-memory.dmp
memory/1228-321-0x0000000000400000-0x0000000000497000-memory.dmp
memory/1228-140-0x0000000000600000-0x0000000000666000-memory.dmp
memory/1412-165-0x0000000000700000-0x0000000000760000-memory.dmp
memory/1412-536-0x0000000140000000-0x00000001401D7000-memory.dmp
memory/1412-159-0x0000000000700000-0x0000000000760000-memory.dmp
memory/1412-323-0x0000000140000000-0x00000001401D7000-memory.dmp
memory/1784-556-0x0000000140000000-0x0000000140179000-memory.dmp
memory/1784-333-0x0000000140000000-0x0000000140179000-memory.dmp
memory/1784-285-0x0000000001B10000-0x0000000001B20000-memory.dmp
memory/1784-336-0x000000000A200000-0x000000000A208000-memory.dmp
memory/1784-302-0x0000000001DC0000-0x0000000001DD0000-memory.dmp
memory/1784-272-0x0000000000530000-0x0000000000590000-memory.dmp
memory/2060-245-0x0000000000BB0000-0x0000000000C10000-memory.dmp
memory/2060-251-0x0000000000BB0000-0x0000000000C10000-memory.dmp
memory/2060-331-0x0000000140000000-0x0000000140216000-memory.dmp
memory/2396-48-0x00007FFA66E70000-0x00007FFA67065000-memory.dmp
memory/2396-49-0x0000000140000000-0x00000001400A9000-memory.dmp
memory/2396-32-0x00000000006C0000-0x0000000000720000-memory.dmp
memory/2396-39-0x00000000006C0000-0x0000000000720000-memory.dmp
memory/2548-217-0x0000000000B70000-0x0000000000BD0000-memory.dmp
memory/2548-220-0x0000000000B70000-0x0000000000BD0000-memory.dmp
memory/2548-222-0x00000000005E0000-0x00000000005E8000-memory.dmp
memory/2548-223-0x0000000140000000-0x00000001401C0000-memory.dmp
memory/2848-452-0x0000000002050000-0x00000000020B0000-memory.dmp
memory/2848-456-0x00007FFA26EF0000-0x00007FFA26F00000-memory.dmp
memory/2848-28-0x00007FFA26EF0000-0x00007FFA26F00000-memory.dmp
memory/2848-47-0x00007FFA24B30000-0x00007FFA24B40000-memory.dmp
memory/2848-461-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2848-30-0x00007FFA66F0D000-0x00007FFA66F0E000-memory.dmp
memory/2848-46-0x00007FFA66E70000-0x00007FFA67065000-memory.dmp
memory/2848-45-0x00007FFA66E70000-0x00007FFA67065000-memory.dmp
memory/2848-453-0x00007FFA26EF0000-0x00007FFA26F00000-memory.dmp
memory/2848-454-0x00007FFA26EF0000-0x00007FFA26F00000-memory.dmp
memory/2848-0-0x0000000140000000-0x0000000140852000-memory.dmp
memory/2848-466-0x0000000140000000-0x0000000140852000-memory.dmp
memory/2848-21-0x00007FFA24690000-0x00007FFA246A0000-memory.dmp
memory/2848-29-0x00007FFA26EF0000-0x00007FFA26F00000-memory.dmp
memory/2848-27-0x00007FFA26EF0000-0x00007FFA26F00000-memory.dmp
memory/2848-41-0x00007FFA66E70000-0x00007FFA67065000-memory.dmp
memory/2848-455-0x00007FFA26EF0000-0x00007FFA26F00000-memory.dmp
memory/2848-408-0x0000000140000000-0x0000000140852000-memory.dmp
memory/2848-42-0x00007FFA66E70000-0x00007FFA67065000-memory.dmp
memory/2848-7-0x0000000002050000-0x00000000020B0000-memory.dmp
memory/2848-43-0x00007FFA26EF0000-0x00007FFA26F00000-memory.dmp
memory/2848-460-0x00000000001D0000-0x0000000000200000-memory.dmp
memory/2848-1-0x0000000002050000-0x00000000020B0000-memory.dmp
memory/2848-38-0x00007FFA26EF0000-0x00007FFA26F00000-memory.dmp
memory/2848-467-0x00007FFA66E70000-0x00007FFA67065000-memory.dmp
memory/3004-241-0x0000000000500000-0x0000000000560000-memory.dmp
memory/3004-330-0x0000000140000000-0x00000001401FC000-memory.dmp
memory/3056-328-0x0000000140000000-0x00000001400E2000-memory.dmp
memory/3056-207-0x0000000000700000-0x0000000000760000-memory.dmp
memory/3132-106-0x0000000000800000-0x0000000000860000-memory.dmp
memory/3132-112-0x0000000000800000-0x0000000000860000-memory.dmp
memory/3132-334-0x0000000140000000-0x00000001400B9000-memory.dmp
memory/3380-325-0x0000000140000000-0x0000000140096000-memory.dmp
memory/3380-170-0x0000000000520000-0x0000000000580000-memory.dmp
memory/3380-176-0x0000000000520000-0x0000000000580000-memory.dmp
memory/3388-104-0x0000000140000000-0x00000001400D5000-memory.dmp
memory/3388-101-0x0000000000CD0000-0x0000000000D30000-memory.dmp
memory/3388-93-0x0000000000CD0000-0x0000000000D30000-memory.dmp
memory/3388-103-0x0000000000D50000-0x0000000000D58000-memory.dmp
memory/3388-87-0x0000000000CD0000-0x0000000000D30000-memory.dmp
memory/3584-329-0x0000000140000000-0x0000000140147000-memory.dmp
memory/3584-231-0x0000000000BF0000-0x0000000000C50000-memory.dmp
memory/3584-225-0x0000000000BF0000-0x0000000000C50000-memory.dmp
memory/3988-133-0x0000000000B70000-0x0000000000BD0000-memory.dmp
memory/3988-127-0x0000000000B70000-0x0000000000BD0000-memory.dmp
memory/3988-320-0x0000000140000000-0x00000001400AB000-memory.dmp
memory/4040-155-0x00000000006F0000-0x0000000000750000-memory.dmp
memory/4040-322-0x0000000140000000-0x0000000140095000-memory.dmp
memory/4040-149-0x00000000006F0000-0x0000000000750000-memory.dmp
memory/4100-191-0x0000000000440000-0x00000000004A0000-memory.dmp
memory/4100-197-0x0000000000440000-0x00000000004A0000-memory.dmp
memory/4100-327-0x0000000140000000-0x0000000140102000-memory.dmp
memory/4120-80-0x0000000000890000-0x00000000008F0000-memory.dmp
memory/4120-79-0x0000000000890000-0x00000000008F0000-memory.dmp
memory/4120-555-0x0000000140000000-0x00000001402D4000-memory.dmp
memory/4120-84-0x0000000140000000-0x00000001402D4000-memory.dmp
memory/4312-554-0x0000000140000000-0x00000001402E9000-memory.dmp
memory/4312-71-0x0000000140000000-0x00000001402E9000-memory.dmp
memory/4312-69-0x0000000000510000-0x0000000000570000-memory.dmp
memory/4312-63-0x0000000000510000-0x0000000000570000-memory.dmp
memory/4316-123-0x00000000007A0000-0x0000000000800000-memory.dmp
memory/4316-117-0x00000000007A0000-0x0000000000800000-memory.dmp
memory/4316-335-0x0000000140000000-0x00000001400CF000-memory.dmp
memory/4544-22-0x0000000140000000-0x00000001400AA000-memory.dmp
memory/4544-13-0x0000000000500000-0x0000000000560000-memory.dmp
memory/4544-527-0x0000000140000000-0x00000001400AA000-memory.dmp
memory/4544-23-0x0000000000500000-0x0000000000560000-memory.dmp
memory/4788-261-0x00000000004C0000-0x0000000000520000-memory.dmp
memory/4788-255-0x00000000004C0000-0x0000000000520000-memory.dmp
memory/4788-332-0x0000000140000000-0x00000001400C6000-memory.dmp
memory/4792-96-0x0000000000530000-0x0000000000590000-memory.dmp
memory/4792-99-0x00000000005A0000-0x00000000005A8000-memory.dmp
memory/4792-100-0x0000000140000000-0x0000000140135000-memory.dmp
memory/4792-51-0x0000000000530000-0x0000000000590000-memory.dmp
memory/4792-57-0x0000000000530000-0x0000000000590000-memory.dmp
memory/4792-59-0x0000000140000000-0x0000000140135000-memory.dmp