dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93

General

Target

dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe
Size

3.3MB
MD5

c43f57a26092d31ef02696f8850b4960
SHA1

5fd387f4f5d73fd84a28c121bff7e0d05b42789e
SHA256

dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93
SHA512

a17253d004d8b6e355e49d32d0997636291935936a85656fef0686ba7585af314a275f51bf89c7687c51b7e791e7391d60166da187b43e5b54af0d4cbf33b76c

Score

9^/10

evasion themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Executes dropped EXE 1 IoCs

Processes:

IntelRapid.exe

pid process

1864 IntelRapid.exe

pid	process
1864	IntelRapid.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exeIntelRapid.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	IntelRapid.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	IntelRapid.exe

Drops startup file 1 IoCs

Processes:

dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IntelRapid.lnk	dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe

Themida packer 6 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/4072-130-0x00007FF77B200000-0x00007FF77BB17000-memory.dmp	themida
behavioral2/memory/4072-131-0x00007FF77B200000-0x00007FF77BB17000-memory.dmp	themida
C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe	themida
C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe	themida
behavioral2/memory/1864-135-0x00007FF722290000-0x00007FF722BA7000-memory.dmp	themida
behavioral2/memory/1864-136-0x00007FF722290000-0x00007FF722BA7000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exeIntelRapid.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	IntelRapid.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exeIntelRapid.exe

pid process

4072 dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe
1864 IntelRapid.exe

pid	process
4072	dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe
1864	IntelRapid.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies data under HKEY_USERS 49 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4092"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.000008"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4288"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.225818"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.851973"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132895531389359558"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

IntelRapid.exe

pid process

1864 IntelRapid.exe

pid	process
1864	IntelRapid.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe
Token: SeRestorePrivilege	1904	TiWorker.exe
Token: SeSecurityPrivilege	1904	TiWorker.exe
Token: SeBackupPrivilege	1904	TiWorker.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe

description	pid	process	target process
PID 4072 wrote to memory of 1864	4072	dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe	IntelRapid.exe
PID 4072 wrote to memory of 1864	4072	dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe	IntelRapid.exe

C:\Users\Admin\AppData\Local\Temp\dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe
"C:\Users\Admin\AppData\Local\Temp\dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93.exe"
1⤵
- Checks BIOS information in registry
- Drops startup file
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:4072

C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe
"C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe"
2⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
PID:1864

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:1340

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1904

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe
MD5
c43f57a26092d31ef02696f8850b4960

SHA1
5fd387f4f5d73fd84a28c121bff7e0d05b42789e

SHA256
dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93

SHA512
a17253d004d8b6e355e49d32d0997636291935936a85656fef0686ba7585af314a275f51bf89c7687c51b7e791e7391d60166da187b43e5b54af0d4cbf33b76c

Download Submit
C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe
MD5
c43f57a26092d31ef02696f8850b4960

SHA1
5fd387f4f5d73fd84a28c121bff7e0d05b42789e

SHA256
dce6b541c822235cc52b2ba927e40fa39bfcbdab834870936dee131785994d93

SHA512
a17253d004d8b6e355e49d32d0997636291935936a85656fef0686ba7585af314a275f51bf89c7687c51b7e791e7391d60166da187b43e5b54af0d4cbf33b76c

Download Submit
memory/1864-135-0x00007FF722290000-0x00007FF722BA7000-memory.dmp

Filesize
9.1MB

Download
memory/1864-136-0x00007FF722290000-0x00007FF722BA7000-memory.dmp

Filesize
9.1MB

Download
memory/4072-130-0x00007FF77B200000-0x00007FF77BB17000-memory.dmp

Filesize
9.1MB

Download
memory/4072-131-0x00007FF77B200000-0x00007FF77BB17000-memory.dmp

Filesize
9.1MB

Download
memory/4072-132-0x00007FFA8CB30000-0x00007FFA8CB32000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads