195fa2781235fbff1ee52d2b7cef7540a8dd076149586372876ccdb9a69d81f1

General

Target

EnimerotikoForeon2022.pdf
Size

162KB
MD5

ec8f622a3cfae8c9883eb8bb440aaffb
SHA1

c75c88fca5aa0ee80657326307fdbaf529cf0d5f
SHA256

195fa2781235fbff1ee52d2b7cef7540a8dd076149586372876ccdb9a69d81f1
SHA512

051e79c33ef1243f3a7e96f59d05b315d56d6cfdd3c3bf63059fd2079d0d4116ce3a18f3dd041fe00ab26148d5be9036c3dc7e0c71ffc9690a7149c5b8342eed

Score

10^/10

Malware Config

Signatures

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 3972 created 2180 3972 WerFault.exe backgroundTaskHost.exe

description	pid	process	target process
PID 3972 created 2180	3972	WerFault.exe	backgroundTaskHost.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3276 2180 WerFault.exe backgroundTaskHost.exe

pid	pid_target	process	target process
3276	2180	WerFault.exe	backgroundTaskHost.exe

Checks processor information in registry 2 TTPs 7 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

AcroRd32.exeMusNotifyIcon.exeWerFault.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WerFault.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Modifies data under HKEY_USERS 53 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "90228624"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	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\DownloadMonthlyLanBytes = "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\MonthID = "2"	svchost.exe
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\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4380"	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\MonthID = "1"	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\DownloadMonthlyRateBkBps = "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\KVFileExpirationTime = "132894882061059532"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "1157726"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.999738"	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\SwarmCount = "1"	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\FrDownloadRatePct = "90"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "33.333476"	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\UploadMonthlyInternetBytes = "0"	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\DownlinkUsageBps = "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\DownloadMonthlyRateBkCnt = "4"	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\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\InternetConnectionCount = "0"	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\DownloadMonthlyCacheHostBytes = "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\DownloadMonthlyRateFrBps = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "10.607046"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\DownloadMonthlyRateFrCnt = "0"	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\DownlinkBps = "0"	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\MemoryUsageKB = "4192"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe

Opens file in notepad (likely ransom note) 1 IoCs
ransomware

Processes:

NOTEPAD.EXE

pid process

1040 NOTEPAD.EXE

pid	process
1040	NOTEPAD.EXE

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exeWerFault.exe

pid	process
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
4008	AcroRd32.exe
3276	WerFault.exe
3276	WerFault.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe
Token: SeRestorePrivilege	3412	TiWorker.exe
Token: SeSecurityPrivilege	3412	TiWorker.exe
Token: SeBackupPrivilege	3412	TiWorker.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4008 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

4008 AcroRd32.exe
4008 AcroRd32.exe
4008 AcroRd32.exe
4008 AcroRd32.exe
4008 AcroRd32.exe
4008 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 4008 wrote to memory of 3252	4008	AcroRd32.exe	RdrCEF.exe
PID 4008 wrote to memory of 3252	4008	AcroRd32.exe	RdrCEF.exe
PID 4008 wrote to memory of 3252	4008	AcroRd32.exe	RdrCEF.exe
PID 4008 wrote to memory of 316	4008	AcroRd32.exe	RdrCEF.exe
PID 4008 wrote to memory of 316	4008	AcroRd32.exe	RdrCEF.exe
PID 4008 wrote to memory of 316	4008	AcroRd32.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 2508	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe
PID 3252 wrote to memory of 3424	3252	RdrCEF.exe	RdrCEF.exe

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:ShellFeedsUI.AppXnj65k2d1a1rnztt2t2nng5ctmk3e76pn.mca
1⤵
PID:2180

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2180 -s 2052
2⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
PID:3276

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\EnimerotikoForeon2022.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4008

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
- Suspicious use of WriteProcessMemory
PID:3252

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=FC26D16BCF4319B71863146B7D488144 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2508

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=6BDC6824ED63085EFEE4CF0DC10FB15F --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=1 --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=6BDC6824ED63085EFEE4CF0DC10FB15F --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3424

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=0A45686B33BE11709C649D8163A7ED85 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=1 --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=0A45686B33BE11709C649D8163A7ED85 --renderer-client-id=4 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3880

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8BFFE12AC9D176558602A93814E96DC4 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3156

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=077B3E323B4A6F86A6AC15E2EC88B458 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2248

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=4D1F348CBF6B7E06BE8DDC83803CDDB9 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3984

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
PID:316

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1284

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:3448

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:3412

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 408 -p 2180 -ip 2180
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
PID:3972

C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\ExitEdit.txt
1⤵
- Opens file in notepad (likely ransom note)
PID:1040

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:980

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads