dcrat | 277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4

Analysis

max time kernel
137s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27/05/2024, 23:44

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General

Target
277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Size 1.9MB
Sample240527-3rkfssff25
SHA256 277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4
MD5 89f3796ee65c3d2342f5cba251a5bb84
SHA1 3ce8e8c5be6721c3ac3646c33b66fac77ecfd2c1
SHA512 19b44935d651d35d00fecdfa489c17bf6e4d43b775fbb2b0114fecc5d769a2b8cef4790d1bbf520d5139d662e5fbc4c512d4ff7f7dfc6e9f025ca42c70c65af2
SSDEEP 24576:5cIqg3pZ9Lbp1x5mMnbJ4ANfUAlkDd/2uUpET57RLGKETv/cyUM6MniOlsxvZBSg:XrhDbJ4dAlkpuuUpY57cKEr0a7iOyKc
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dcrat execution infostealer persistence rat

Malware Config

Signatures

DcRat 27 IoCs

DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

rat infostealer dcrat

pid	Process
2596	schtasks.exe
3020	schtasks.exe
5384	schtasks.exe
3924	schtasks.exe
5088	schtasks.exe
5068	schtasks.exe
4852	schtasks.exe
4424	schtasks.exe
4504	schtasks.exe
4328	schtasks.exe
1376	schtasks.exe
4876	schtasks.exe
4916	schtasks.exe
4348	schtasks.exe
5208	schtasks.exe
3624	schtasks.exe
3816	schtasks.exe
3952	schtasks.exe
4260	schtasks.exe
5216	schtasks.exe
2324	schtasks.exe
1824	schtasks.exe
484	schtasks.exe
4624	schtasks.exe
1980	schtasks.exe
2764	schtasks.exe
1852	schtasks.exe

Modifies WinLogon for persistence 2 TTPs 9 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\", \"C:\\Windows\\tracing\\winlogon.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\RuntimeBroker.exe\", \"C:\\Users\\Public\\AccountPictures\\fontdrvhost.exe\", \"C:\\Program Files\\Windows NT\\TableTextService\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\smss.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\fontdrvhost.exe\", \"C:\\Windows\\Vss\\Writers\\Application\\explorer.exe\", \"C:\\Windows\\Media\\Heritage\\RuntimeBroker.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\", \"C:\\Windows\\tracing\\winlogon.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\", \"C:\\Windows\\tracing\\winlogon.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\RuntimeBroker.exe\", \"C:\\Users\\Public\\AccountPictures\\fontdrvhost.exe\", \"C:\\Program Files\\Windows NT\\TableTextService\\csrss.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\", \"C:\\Windows\\tracing\\winlogon.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\RuntimeBroker.exe\", \"C:\\Users\\Public\\AccountPictures\\fontdrvhost.exe\", \"C:\\Program Files\\Windows NT\\TableTextService\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\smss.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\", \"C:\\Windows\\tracing\\winlogon.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\RuntimeBroker.exe\", \"C:\\Users\\Public\\AccountPictures\\fontdrvhost.exe\", \"C:\\Program Files\\Windows NT\\TableTextService\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\smss.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\fontdrvhost.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\", \"C:\\Windows\\tracing\\winlogon.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\RuntimeBroker.exe\", \"C:\\Users\\Public\\AccountPictures\\fontdrvhost.exe\", \"C:\\Program Files\\Windows NT\\TableTextService\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\smss.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\fontdrvhost.exe\", \"C:\\Windows\\Vss\\Writers\\Application\\explorer.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\", \"C:\\Windows\\tracing\\winlogon.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\RuntimeBroker.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\", \"C:\\Windows\\tracing\\winlogon.exe\", \"C:\\Windows\\Prefetch\\ReadyBoot\\RuntimeBroker.exe\", \"C:\\Users\\Public\\AccountPictures\\fontdrvhost.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe

Process spawned unexpected child process 27 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3816	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4328	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4852	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1376	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5384	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5208	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4916	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5216	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	484	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4624	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4424	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3624	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1980	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4260	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4504	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2596	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3020	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4348	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3952	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4876	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2764	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1852	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3924	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2324	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5088	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5068	4604	schtasks.exe	87
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1824	4604	schtasks.exe	87

DCRat payload 2 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral2/memory/5780-1-0x0000000000D90000-0x0000000000F8A000-memory.dmp	dcrat
behavioral2/files/0x0007000000023414-33.dat	dcrat

Command and Scripting Interpreter: PowerShell 1 TTPs 10 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2056	powershell.exe
2436	powershell.exe
5128	powershell.exe
436	powershell.exe
1384	powershell.exe
2664	powershell.exe
4524	powershell.exe
3176	powershell.exe
4356	powershell.exe
1892	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe

Executes dropped EXE 1 IoCs

pid	Process
3336	smss.exe

Adds Run key to start application 2 TTPs 18 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Windows\\Prefetch\\ReadyBoot\\RuntimeBroker.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Windows\\Prefetch\\ReadyBoot\\fontdrvhost.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Windows\\Vss\\Writers\\Application\\explorer.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Windows\\tracing\\winlogon.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Windows\\Prefetch\\ReadyBoot\\RuntimeBroker.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Users\\Public\\AccountPictures\\fontdrvhost.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Recovery\\WindowsRE\\smss.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Windows\\Vss\\Writers\\Application\\explorer.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Windows\\Media\\Heritage\\RuntimeBroker.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BackgroundTransferHost = "\"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Windows\\tracing\\winlogon.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Program Files\\Windows NT\\TableTextService\\csrss.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Recovery\\WindowsRE\\smss.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Windows\\Prefetch\\ReadyBoot\\fontdrvhost.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Windows\\Media\\Heritage\\RuntimeBroker.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BackgroundTransferHost = "\"C:\\Users\\Public\\Videos\\BackgroundTransferHost.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Users\\Public\\AccountPictures\\fontdrvhost.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Program Files\\Windows NT\\TableTextService\\csrss.exe\""	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files\Windows NT\TableTextService\886983d96e3d3e	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Program Files\Windows NT\TableTextService\RCX59FC.tmp	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Program Files\Windows NT\TableTextService\csrss.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Program Files\Windows NT\TableTextService\csrss.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe

Drops file in Windows directory 20 IoCs

description	ioc	Process
File created	C:\Windows\Vss\Writers\Application\7a0fd90576e088	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\tracing\RCX5352.tmp	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\tracing\winlogon.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\Prefetch\ReadyBoot\RuntimeBroker.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\Prefetch\ReadyBoot\fontdrvhost.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\Media\Heritage\RuntimeBroker.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Windows\tracing\winlogon.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Windows\tracing\cc11b995f2a76d	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\Prefetch\ReadyBoot\RCX5566.tmp	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\Vss\Writers\Application\RCX600A.tmp	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Windows\Prefetch\ReadyBoot\fontdrvhost.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Windows\Prefetch\ReadyBoot\5b884080fd4f94	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Windows\Media\Heritage\9e8d7a4ca61bd9	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\Vss\Writers\Application\explorer.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\Media\Heritage\RCX628C.tmp	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Windows\Prefetch\ReadyBoot\RuntimeBroker.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Windows\Prefetch\ReadyBoot\9e8d7a4ca61bd9	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Windows\Vss\Writers\Application\explorer.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File created	C:\Windows\Media\Heritage\RuntimeBroker.exe	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
File opened for modification	C:\Windows\Prefetch\ReadyBoot\RCX5E05.tmp	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 27 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
3952	schtasks.exe
2764	schtasks.exe
4916	schtasks.exe
1980	schtasks.exe
2596	schtasks.exe
4876	schtasks.exe
2324	schtasks.exe
5384	schtasks.exe
4624	schtasks.exe
4348	schtasks.exe
5068	schtasks.exe
1376	schtasks.exe
4260	schtasks.exe
1852	schtasks.exe
3816	schtasks.exe
484	schtasks.exe
3624	schtasks.exe
4852	schtasks.exe
3020	schtasks.exe
4424	schtasks.exe
5088	schtasks.exe
1824	schtasks.exe
4328	schtasks.exe
5208	schtasks.exe
5216	schtasks.exe
4504	schtasks.exe
3924	schtasks.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
1892	powershell.exe
1892	powershell.exe
3176	powershell.exe
3176	powershell.exe
4524	powershell.exe
4524	powershell.exe
4356	powershell.exe
4356	powershell.exe
2436	powershell.exe
2436	powershell.exe
1384	powershell.exe
1384	powershell.exe
5128	powershell.exe
5128	powershell.exe
2056	powershell.exe
2664	powershell.exe
2056	powershell.exe
2664	powershell.exe
436	powershell.exe
436	powershell.exe
2056	powershell.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
Token: SeDebugPrivilege	1892	powershell.exe
Token: SeDebugPrivilege	3176	powershell.exe
Token: SeDebugPrivilege	4524	powershell.exe
Token: SeDebugPrivilege	4356	powershell.exe
Token: SeDebugPrivilege	2436	powershell.exe
Token: SeDebugPrivilege	1384	powershell.exe
Token: SeDebugPrivilege	5128	powershell.exe
Token: SeDebugPrivilege	2056	powershell.exe
Token: SeDebugPrivilege	2664	powershell.exe
Token: SeDebugPrivilege	436	powershell.exe
Token: SeDebugPrivilege	3336	smss.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 5780 wrote to memory of 1892	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	125
PID 5780 wrote to memory of 1892	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	125
PID 5780 wrote to memory of 436	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	126
PID 5780 wrote to memory of 436	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	126
PID 5780 wrote to memory of 4356	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	127
PID 5780 wrote to memory of 4356	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	127
PID 5780 wrote to memory of 3176	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	128
PID 5780 wrote to memory of 3176	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	128
PID 5780 wrote to memory of 4524	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	129
PID 5780 wrote to memory of 4524	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	129
PID 5780 wrote to memory of 2056	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	130
PID 5780 wrote to memory of 2056	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	130
PID 5780 wrote to memory of 5128	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	131
PID 5780 wrote to memory of 5128	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	131
PID 5780 wrote to memory of 1384	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	132
PID 5780 wrote to memory of 1384	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	132
PID 5780 wrote to memory of 2436	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	133
PID 5780 wrote to memory of 2436	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	133
PID 5780 wrote to memory of 2664	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	134
PID 5780 wrote to memory of 2664	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	134
PID 5780 wrote to memory of 1604	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	144
PID 5780 wrote to memory of 1604	5780	277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe	144
PID 1604 wrote to memory of 1824	1604	cmd.exe	147
PID 1604 wrote to memory of 1824	1604	cmd.exe	147
PID 1604 wrote to memory of 3336	1604	cmd.exe	150
PID 1604 wrote to memory of 3336	1604	cmd.exe	150

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe
"C:\Users\Admin\AppData\Local\Temp\277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5780
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1892
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Public\Videos\BackgroundTransferHost.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:436
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\tracing\winlogon.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4356
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\Prefetch\ReadyBoot\RuntimeBroker.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3176
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Public\AccountPictures\fontdrvhost.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4524
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Windows NT\TableTextService\csrss.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2056
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\smss.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5128
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\Prefetch\ReadyBoot\fontdrvhost.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1384
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\Vss\Writers\Application\explorer.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2436
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\Media\Heritage\RuntimeBroker.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2664
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\UluF99a5gx.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1604
- - C:\Windows\system32\w32tm.exe
    w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
    3⤵
    PID:1824
- - C:\Recovery\WindowsRE\smss.exe
    "C:\Recovery\WindowsRE\smss.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:3336

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "BackgroundTransferHostB" /sc MINUTE /mo 9 /tr "'C:\Users\Public\Videos\BackgroundTransferHost.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3816

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "BackgroundTransferHost" /sc ONLOGON /tr "'C:\Users\Public\Videos\BackgroundTransferHost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4328

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "BackgroundTransferHostB" /sc MINUTE /mo 6 /tr "'C:\Users\Public\Videos\BackgroundTransferHost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4852

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 8 /tr "'C:\Windows\tracing\winlogon.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1376

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Windows\tracing\winlogon.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5384

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 10 /tr "'C:\Windows\tracing\winlogon.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5208

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 7 /tr "'C:\Windows\Prefetch\ReadyBoot\RuntimeBroker.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4916

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Windows\Prefetch\ReadyBoot\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5216

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 13 /tr "'C:\Windows\Prefetch\ReadyBoot\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:484

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 5 /tr "'C:\Users\Public\AccountPictures\fontdrvhost.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4624

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Users\Public\AccountPictures\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4424

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 7 /tr "'C:\Users\Public\AccountPictures\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3624

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 11 /tr "'C:\Program Files\Windows NT\TableTextService\csrss.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1980

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files\Windows NT\TableTextService\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4260

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 13 /tr "'C:\Program Files\Windows NT\TableTextService\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4504

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\smss.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2596

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\smss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3020

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\smss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4348

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 14 /tr "'C:\Windows\Prefetch\ReadyBoot\fontdrvhost.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3952

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Windows\Prefetch\ReadyBoot\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4876

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 5 /tr "'C:\Windows\Prefetch\ReadyBoot\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2764

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 5 /tr "'C:\Windows\Vss\Writers\Application\explorer.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1852

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Windows\Vss\Writers\Application\explorer.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3924

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 7 /tr "'C:\Windows\Vss\Writers\Application\explorer.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2324

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 9 /tr "'C:\Windows\Media\Heritage\RuntimeBroker.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5088

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Windows\Media\Heritage\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5068

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 10 /tr "'C:\Windows\Media\Heritage\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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csrss.exe

Path C:\Program Files\Windows NT\TableTextService\csrss.exe
Size 1.9MB
SHA256 277f69cdf2860afc74120fca0247eda4fd64ddc2bfd92f1a1c8cfeabd51a69b4
MD5 89f3796ee65c3d2342f5cba251a5bb84
SHA1 3ce8e8c5be6721c3ac3646c33b66fac77ecfd2c1
SHA512 19b44935d651d35d00fecdfa489c17bf6e4d43b775fbb2b0114fecc5d769a2b8cef4790d1bbf520d5139d662e5fbc4c512d4ff7f7dfc6e9f025ca42c70c65af2
SSDEEP 24576:5cIqg3pZ9Lbp1x5mMnbJ4ANfUAlkDd/2uUpET57RLGKETv/cyUM6MniOlsxvZBSg:XrhDbJ4dAlkpuuUpY57cKEr0a7iOyKc
MD5 SHA1 SHA512 SSDEEP

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powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438
MD5 cadef9abd087803c630df65264a6c81c
SHA1 babbf3636c347c8727c35f3eef2ee643dbcc4bd2
SHA512 7278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 95d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010
MD5 62623d22bd9e037191765d5083ce16a3
SHA1 4a07da6872672f715a4780513d95ed8ddeefd259
SHA512 9a448b7a0d867466c2ea04ab84d2a9485d5fd20ab53b2b854f491831ee3f1d781b94d2635f7b0b35cb9f2d373cd52c67570879a56a42ed66bc9db06962ed4992
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 2d2f364c75bd2897504249f42cdf1d19374f5230aad68fa9154ea3d03e3031a6
MD5 bd5940f08d0be56e65e5f2aaf47c538e
SHA1 d7e31b87866e5e383ab5499da64aba50f03e8443
SHA512 c34d10c7e07da44a180fae9889b61f08903aa84e8ddfa80c31c272b1ef9d491b8cec6b8a4c836c3cb1583fe8f4955c6a8db872515de3a9e10eae09610c959406
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 64B
SHA256 caaab6753d5658d44295a57f7616ae0c9d76b845fe68a3020d4fb9f3bade2687
MD5 32eb17ed643bdd2ac703869af8eb5877
SHA1 ab47894bcee6cfd76b7600cf4c585edb3ee519c4
SHA512 6d4231040a74bc5f8db28dcac8dd87153358346b2717f7bde7b3db240f014434b73a1d0b176dea50062230840971abd61fa48508d4310858fc3ac4b98c977304
MD5 SHA1 SHA512

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UluF99a5gx.bat

Path C:\Users\Admin\AppData\Local\Temp\UluF99a5gx.bat
Size 195B
SHA256 b1a3ae0cd028eaea40553e69de090e2337bbc959d30e57b45078a7c4600eb970
MD5 e4aeb174c20d973dc278a4ae9ea3ec15
SHA1 5bb5b60bf7a72da9a977609fce97089f30dace86
SHA512 68297fda8728c1b01b4b72e12c60d53a1d14959cb8f16fa6820db81c391b3e255597f2bf669f9954a0d163f67b7ad1f6b6d648417fe6aeb23319ef8769cf0331
MD5 SHA1 SHA512

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__PSScriptPolicyTest_fkutig2b.yey.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fkutig2b.yey.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/1892-122-0x0000013CFBDE0000-0x0000013CFBE02000-memory.dmp

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memory/5780-16-0x000000001C3D0000-0x000000001C3DC000-memory.dmp

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memory/5780-22-0x000000001C520000-0x000000001C52A000-memory.dmp

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memory/5780-11-0x000000001C230000-0x000000001C242000-memory.dmp

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memory/5780-12-0x000000001C7F0000-0x000000001CD18000-memory.dmp

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memory/5780-13-0x000000001C240000-0x000000001C24C000-memory.dmp

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memory/5780-14-0x000000001C2C0000-0x000000001C2CC000-memory.dmp

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memory/5780-15-0x000000001C540000-0x000000001C548000-memory.dmp

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memory/5780-0-0x00007FFA03793000-0x00007FFA03795000-memory.dmp

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memory/5780-19-0x000000001C500000-0x000000001C50E000-memory.dmp

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memory/5780-17-0x000000001C3E0000-0x000000001C3EE000-memory.dmp

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memory/5780-21-0x00007FFA03790000-0x00007FFA04251000-memory.dmp

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memory/5780-24-0x00007FFA03790000-0x00007FFA04251000-memory.dmp

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memory/5780-23-0x000000001C530000-0x000000001C53C000-memory.dmp

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memory/5780-10-0x000000001C220000-0x000000001C22C000-memory.dmp

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memory/5780-20-0x000000001C510000-0x000000001C51C000-memory.dmp

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memory/5780-18-0x000000001C3F0000-0x000000001C3F8000-memory.dmp

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memory/5780-8-0x000000001C200000-0x000000001C216000-memory.dmp

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memory/5780-112-0x00007FFA03790000-0x00007FFA04251000-memory.dmp

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memory/5780-9-0x00000000031F0000-0x0000000003200000-memory.dmp

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memory/5780-6-0x000000001C250000-0x000000001C2A0000-memory.dmp

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memory/5780-7-0x00000000017A0000-0x00000000017B0000-memory.dmp

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memory/5780-4-0x0000000001790000-0x0000000001798000-memory.dmp

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memory/5780-5-0x000000001C1E0000-0x000000001C1FC000-memory.dmp

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memory/5780-3-0x0000000001780000-0x000000000178E000-memory.dmp

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memory/5780-2-0x00007FFA03790000-0x00007FFA04251000-memory.dmp

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memory/5780-1-0x0000000000D90000-0x0000000000F8A000-memory.dmp

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