Analysis
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max time kernel
144s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
26/07/2024, 02:48
Behavioral task
behavioral1
Sample
3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe
Resource
win7-20240704-en
windows7-x64
15 signatures
150 seconds
General
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Target
3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe
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Size
7.3MB
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MD5
f4a537866146bc94d551e434ec140ad0
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SHA1
71a7fcedd2dc5b7cdfa19cbbbcdb562a2789a6d3
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SHA256
3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1
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SHA512
8a17c0a5468d347cef46b32b45d2db1cb828f92d127f07ed59eb788b6a1a82cb83742736eba2942271a2b8b8fac5abdba14bf8020bb6ccf918bcef39454b3399
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SSDEEP
196608:L4VcfSljiIMCstvX0bziJhSnStsPp5a/SNivEenpZ:8VKS1fUkmrHYviSNuEez
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe -
resource yara_rule behavioral2/files/0x000900000002347a-3.dat aspack_v212_v242 -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\Control Panel\International\Geo\Nation gTCmoU.exe -
Executes dropped EXE 1 IoCs
pid Process 2024 gTCmoU.exe -
resource yara_rule behavioral2/memory/4000-4-0x0000000000400000-0x0000000001696000-memory.dmp themida behavioral2/memory/4000-8-0x0000000000400000-0x0000000001696000-memory.dmp themida behavioral2/memory/4000-15-0x0000000000400000-0x0000000001696000-memory.dmp themida behavioral2/memory/4000-16-0x0000000000400000-0x0000000001696000-memory.dmp themida behavioral2/memory/4000-64-0x0000000000400000-0x0000000001696000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe gTCmoU.exe File opened for modification C:\Program Files\7-Zip\7z.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe gTCmoU.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe gTCmoU.exe File opened for modification C:\Program Files\7-Zip\7zG.exe gTCmoU.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe gTCmoU.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe gTCmoU.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe gTCmoU.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.106\chrome_installer.exe gTCmoU.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe gTCmoU.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE gTCmoU.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language gTCmoU.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 1 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeCreateTokenPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeAssignPrimaryTokenPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeLockMemoryPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeIncreaseQuotaPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeMachineAccountPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeTcbPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeSecurityPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeTakeOwnershipPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeLoadDriverPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeSystemProfilePrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeSystemtimePrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeProfSingleProcessPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeIncBasePriorityPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeCreatePagefilePrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeCreatePermanentPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeBackupPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeRestorePrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeShutdownPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeDebugPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeAuditPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeSystemEnvironmentPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeChangeNotifyPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeRemoteShutdownPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeUndockPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeSyncAgentPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeEnableDelegationPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeManageVolumePrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeImpersonatePrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: SeCreateGlobalPrivilege 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 31 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 32 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 33 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 34 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 35 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 36 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 37 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 38 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 39 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 40 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 41 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 42 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 43 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 44 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 45 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 46 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 47 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe Token: 48 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4000 wrote to memory of 2024 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe 84 PID 4000 wrote to memory of 2024 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe 84 PID 4000 wrote to memory of 2024 4000 3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe 84 PID 2024 wrote to memory of 2172 2024 gTCmoU.exe 88 PID 2024 wrote to memory of 2172 2024 gTCmoU.exe 88 PID 2024 wrote to memory of 2172 2024 gTCmoU.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe"C:\Users\Admin\AppData\Local\Temp\3c0830753b185bf6940909d9faf32fc6b68156fd2f143746eb7771023dee78f1.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4000 -
C:\Users\Admin\AppData\Local\Temp\gTCmoU.exeC:\Users\Admin\AppData\Local\Temp\gTCmoU.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\35d7641c.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2172
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
187B
MD519da3fe7515659faa51bbf5d593f9423
SHA178f51db37ff45f9d40524288f49c6a7815e6f68f
SHA256ee4ea8f3e035f41734a63ad5de695f2d803de244bbf254c459b1284382e7f194
SHA512cdedf25784f4993ea339153bbb888a97d30cc83c7454e5b985e65c48eb5b9b1074ac9120675d7e0de9ef60f4f873a3f185edd68cb839f9437eec232085f9b3a3
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Filesize
15KB
MD5f7d21de5c4e81341eccd280c11ddcc9a
SHA1d4e9ef10d7685d491583c6fa93ae5d9105d815bd
SHA2564485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
SHA512e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3