sakula | 1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd

General

Target

1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe
Size

35KB
MD5

02728ad0845544fe22cbdabc81df10a2
SHA1

86385293071db358fc219f9eb1cf49ceedde88c9
SHA256

1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd
SHA512

07b6e9409064539d1934d38a34018b3492770980dccad5c4c902b6c72aae77ebd943c4bf400c8531cea286b4ae49f607fe2ccffb9e1eff94d63d9e84654a433d

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

2468 MediaCenter.exe

pid	process
2468	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:

1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.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"	1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.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\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\MonthID = "2"	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\Usage\MemoryUsageKB = "4192"	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\DODownloadMode = "1"	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\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4100"	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\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892938533574178"	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\DownloadMonthlyRateBkBps = "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\DownloadMonthlyLinkLocalBytes = "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\InternetConnectionCount = "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\MemoryUsageKB = "3852"	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\LinkLocalConnectionCount = "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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\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 = "0.000000"	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\PeerInfoCount = "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\UplinkUsageBps = "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 = "6.521774"	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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\SwarmCount = "1"	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\UplinkBps = "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\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006566"	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\PriorityDownloadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3856 PING.EXE

pid	process
3856	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe

description	pid	process
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1800	1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe
Token: SeBackupPrivilege	3144	TiWorker.exe
Token: SeRestorePrivilege	3144	TiWorker.exe
Token: SeSecurityPrivilege	3144	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.execmd.exe

description	pid	process	target process
PID 1800 wrote to memory of 2468	1800	1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe	MediaCenter.exe
PID 1800 wrote to memory of 2468	1800	1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe	MediaCenter.exe
PID 1800 wrote to memory of 2468	1800	1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe	MediaCenter.exe
PID 1800 wrote to memory of 3248	1800	1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe	cmd.exe
PID 1800 wrote to memory of 3248	1800	1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe	cmd.exe
PID 1800 wrote to memory of 3248	1800	1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe	cmd.exe
PID 3248 wrote to memory of 3856	3248	cmd.exe	PING.EXE
PID 3248 wrote to memory of 3856	3248	cmd.exe	PING.EXE
PID 3248 wrote to memory of 3856	3248	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe
"C:\Users\Admin\AppData\Local\Temp\1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1800

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2468

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1299ae7de370a0bb491fdff4c88eb69aa742ddfb6777db1f1b618155d895f6cd.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3248

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3856

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3652

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:1840

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:3144

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
f215710307ec819f136ed45c819947cc

SHA1
1687a4b55f18f4a845a7a99b4796c5a8990abd96

SHA256
06471974444ffd09e2ce16e995a51efd7a6afcaee2b71f6c789435e9bd351fd1

SHA512
0be110bbcb4d37f5f2c62321268065ca9dded6bef3d32c2a48c01dc15d4134540219dc1a980904edd485269a4e749dee04fdb614d97b3714a5ce176210a606e6

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

MD5
f215710307ec819f136ed45c819947cc

SHA1
1687a4b55f18f4a845a7a99b4796c5a8990abd96

SHA256
06471974444ffd09e2ce16e995a51efd7a6afcaee2b71f6c789435e9bd351fd1

SHA512
0be110bbcb4d37f5f2c62321268065ca9dded6bef3d32c2a48c01dc15d4134540219dc1a980904edd485269a4e749dee04fdb614d97b3714a5ce176210a606e6

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads