sakula | 0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb

General

Target

0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe
Size

58KB
MD5

1e425867606ab3005647a7cb81c6029d
SHA1

9b3594078c4fff01bc1c8d46d1e662e9e05da396
SHA256

0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb
SHA512

70035e12ea973b26b7bb82bb0c919cac7e7f86e3788666fff5e3bf8fea96a74b46c3833523edbb1ea750dbbfbd47832feaae9727bd378ac8a2e5f709dd00ca75

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

1032 MediaCenter.exe

pid	process
1032	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:

0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.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"	0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.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

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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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
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\DownloadMonthlyRateBkBps = "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\DownlinkUsageBps = "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\NormalDownloadCount = "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\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\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4088"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4204"	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\DownloadMonthlyLanBytes = "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\UplinkBps = "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 = "0.792075"	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\DownlinkBps = "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\MonthlyUploadRestriction = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "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\LANConnectionCount = "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\Config\DODownloadMode = "1"	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\GroupConnectionCount = "0"	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 = "1.986821"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4220"	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\FrDownloadRatePct = "90"	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\UploadMonthlyLanBytes = "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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892997284953020"	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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.659274"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3824 PING.EXE

pid	process
3824	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3572	0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe
Token: SeBackupPrivilege	3024	TiWorker.exe
Token: SeRestorePrivilege	3024	TiWorker.exe
Token: SeSecurityPrivilege	3024	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.execmd.exe

description	pid	process	target process
PID 3572 wrote to memory of 1032	3572	0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe	MediaCenter.exe
PID 3572 wrote to memory of 1032	3572	0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe	MediaCenter.exe
PID 3572 wrote to memory of 1032	3572	0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe	MediaCenter.exe
PID 3572 wrote to memory of 3724	3572	0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe	cmd.exe
PID 3572 wrote to memory of 3724	3572	0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe	cmd.exe
PID 3572 wrote to memory of 3724	3572	0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe	cmd.exe
PID 3724 wrote to memory of 3824	3724	cmd.exe	PING.EXE
PID 3724 wrote to memory of 3824	3724	cmd.exe	PING.EXE
PID 3724 wrote to memory of 3824	3724	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe
"C:\Users\Admin\AppData\Local\Temp\0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3572

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1032

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e88098da7ab53854b318f4733de4345bec6e0057c26a8ec317cd324e869a8fb.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3724

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3824

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3040

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:444

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:3024

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
f03fbbc4192204068034daa251ffd66c

SHA1
fe258e80ae8f8947266efb93f56eb5e96b37ec7c

SHA256
e0eb1b0753ee316b13a232100bede9760449495c20274f57e388c18259a80a84

SHA512
6eb538cfc2ad3376ac834cd9354ffbc48fe71ea2b528253f92069c488346c4de26ca7a8595beb1802e2d8432eda8081e40ab93c8c9417c99b50d69bd38daf5ff

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

MD5
f03fbbc4192204068034daa251ffd66c

SHA1
fe258e80ae8f8947266efb93f56eb5e96b37ec7c

SHA256
e0eb1b0753ee316b13a232100bede9760449495c20274f57e388c18259a80a84

SHA512
6eb538cfc2ad3376ac834cd9354ffbc48fe71ea2b528253f92069c488346c4de26ca7a8595beb1802e2d8432eda8081e40ab93c8c9417c99b50d69bd38daf5ff

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads