sakula | 0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782

General

Target

0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe
Size

58KB
MD5

6d6285b95ad316b2d06d5c16b1b04cb7
SHA1

77b5ce6f402d40a8837a182b9d60ac376c156449
SHA256

0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782
SHA512

74b6e03b983f438aa10c7e0915e1a3439a835531ac3827a8d4ba4441db9d32bab2d595daf8b94086b86bfc8e5b40b90d6c37a11378d95aa0c43f606453910a2e

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

3680 MediaCenter.exe

pid	process
3680	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:

0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.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"	0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.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\UploadMonthlyInternetBytes = "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\LinkLocalConnectionCount = "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\UplinkUsageBps = "0"	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\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893049897749159"	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\SwarmCount = "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\UploadRatePct = "100"	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\Config\DODownloadMode = "1"	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\LANConnectionCount = "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 = "4240"	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\InternetConnectionCount = "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\DownloadMonthlyLanBytes = "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 = "0.018389"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.051230"	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\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4344"	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\UploadMonthlyLanBytes = "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\DownloadMonthlyLinkLocalBytes = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.173962"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (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\DownloadMonthlyRateFrCnt = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyCdnBytes = "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\MemoryUsageKB = "4104"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3412 PING.EXE

pid	process
3412	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe

description	pid	process
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1688	0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.execmd.exe

description	pid	process	target process
PID 1688 wrote to memory of 3680	1688	0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe	MediaCenter.exe
PID 1688 wrote to memory of 3680	1688	0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe	MediaCenter.exe
PID 1688 wrote to memory of 3680	1688	0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe	MediaCenter.exe
PID 1688 wrote to memory of 2184	1688	0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe	cmd.exe
PID 1688 wrote to memory of 2184	1688	0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe	cmd.exe
PID 1688 wrote to memory of 2184	1688	0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe	cmd.exe
PID 2184 wrote to memory of 3412	2184	cmd.exe	PING.EXE
PID 2184 wrote to memory of 3412	2184	cmd.exe	PING.EXE
PID 2184 wrote to memory of 3412	2184	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe
"C:\Users\Admin\AppData\Local\Temp\0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3680

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ae44733ec0f07d2e3854f2dab2703c8c0b79c301824133dc010b25d92f54782.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2184

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3412

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 0
1⤵
- Checks processor information in registry
PID:2724

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:4028

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:3164

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
a19a88d2d4620044b5d371b01e64972b

SHA1
2ab0d4bbcb37eae917e925adda42e9c9667468f6

SHA256
e0fade52ea2414b9ebd1086a004846192cda08cb0a9a0b44b38e0b1d63f23ce6

SHA512
fabdd69a273cc173dcc00d5979a68d9d8c189d8c6556b44c911c118e450f8d7e83ac79f777f4deef2f0a0126597a13674c06d6239a311e8a93491eefa28a32d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
a19a88d2d4620044b5d371b01e64972b

SHA1
2ab0d4bbcb37eae917e925adda42e9c9667468f6

SHA256
e0fade52ea2414b9ebd1086a004846192cda08cb0a9a0b44b38e0b1d63f23ce6

SHA512
fabdd69a273cc173dcc00d5979a68d9d8c189d8c6556b44c911c118e450f8d7e83ac79f777f4deef2f0a0126597a13674c06d6239a311e8a93491eefa28a32d5

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads