sakula | 0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a

General

Target

0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe
Size

36KB
MD5

3d521f19c8f6cf28fd75a1735dca77e4
SHA1

704dd377cce1b11dbdb6372164fce3650d37aba0
SHA256

0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a
SHA512

e4b8287573ef6d7259b1bc38bc258a5adc8b74052791c062ccd875c40dbeea72179736b315eb735c09b05bf3555487a61f6cc92cd3835c76f0264ba7da300b95

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1384 MediaCenter.exe

pid	process
1384	MediaCenter.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

Processes:

0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
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

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

MusNotifyIcon.exe

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

Modifies data under HKEY_USERS 51 IoCs

Processes:

svchost.exe

description	ioc	process
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\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "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\DownloadMonthlyLanBytes = "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\UplinkBps = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	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\SwarmCount = "1"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.059279"	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\Config\DownloadMode_BackCompat = "1"	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\InternetConnectionCount = "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\FrDownloadRatePct = "90"	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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "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 (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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.631364"	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\UploadRatePct = "100"	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\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893020402944916"	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\MonthlyUploadRestriction = "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\DownloadMonthlyGroupBytes = "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\SwarmCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006595"	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\DownloadMonthlyRateBkBps = "0"	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\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4136"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4328"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4068"	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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3760 PING.EXE

pid	process
3760	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe
Token: SeRestorePrivilege	2564	TiWorker.exe
Token: SeSecurityPrivilege	2564	TiWorker.exe
Token: SeBackupPrivilege	2564	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.execmd.exe

description	pid	process	target process
PID 640 wrote to memory of 1384	640	0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe	MediaCenter.exe
PID 640 wrote to memory of 1384	640	0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe	MediaCenter.exe
PID 640 wrote to memory of 1384	640	0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe	MediaCenter.exe
PID 640 wrote to memory of 1708	640	0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe	cmd.exe
PID 640 wrote to memory of 1708	640	0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe	cmd.exe
PID 640 wrote to memory of 1708	640	0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe	cmd.exe
PID 1708 wrote to memory of 3760	1708	cmd.exe	PING.EXE
PID 1708 wrote to memory of 3760	1708	cmd.exe	PING.EXE
PID 1708 wrote to memory of 3760	1708	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe
"C:\Users\Admin\AppData\Local\Temp\0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:640

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1384

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0cd88cefe6792d64ea77b501e3d5e164404475763ab3704cc37758ee9c141b3a.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1708

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3760

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2900

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:792

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:2564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5
26095494ca9e910129e026ce41bf0dd8

SHA1
4a84c9b3b9aec660eca47ab052317946547a9d60

SHA256
2c9a6b46108b7b810b2d053092c9285349ae02c48ef5c99893e15215dc6b9d4f

SHA512
74e7e2b803239263b3f585f58e398da4e94f2a7e064dd30fd345299251e1f5885df0a6de24846be547832e508be088516e67071fe2bd21d91fcae40c2ba612cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5
26095494ca9e910129e026ce41bf0dd8

SHA1
4a84c9b3b9aec660eca47ab052317946547a9d60

SHA256
2c9a6b46108b7b810b2d053092c9285349ae02c48ef5c99893e15215dc6b9d4f

SHA512
74e7e2b803239263b3f585f58e398da4e94f2a7e064dd30fd345299251e1f5885df0a6de24846be547832e508be088516e67071fe2bd21d91fcae40c2ba612cc

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads