sakula | 029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6

General

Target

029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe
Size

89KB
MD5

d5d63667d49450aaa68725421840756d
SHA1

770e614b74f97dcf2dc6b9bb7406da4fc4cd11ea
SHA256

029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6
SHA512

53be2daef7af6a57a29ae233cd25a95dbb4f251e78a72b01cb812616e111a5e9c933bc40a5416fbcefbaaaff909688fb6f06db3206d75ce906a7921cc332ff3b

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula Payload 2 IoCs

Processes:

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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

404 MediaCenter.exe

pid	process
404	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:

029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.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"	029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.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
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\UploadMonthlyInternetBytes = "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\NormalDownloadCount = "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\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893184622218475"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.500730"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\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\DownloadMonthlyRateFrCnt = "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 = "1"	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\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096"	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 (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\UplinkBps = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\PeerInfoCount = "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 = "4300"	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\CacheSizeBytes = "0"	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\UploadMonthlyLanBytes = "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\UplinkUsageBps = "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\PriorityDownloadCount = "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 = "5.555584"	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\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 (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\CDNConnectionCount = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "24.995721"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4256"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3552 PING.EXE

pid	process
3552	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe

description	pid	process
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeIncBasePriorityPrivilege	220	029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe
Token: SeBackupPrivilege	3344	TiWorker.exe
Token: SeRestorePrivilege	3344	TiWorker.exe
Token: SeSecurityPrivilege	3344	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.execmd.exe

description	pid	process	target process
PID 220 wrote to memory of 404	220	029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe	MediaCenter.exe
PID 220 wrote to memory of 404	220	029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe	MediaCenter.exe
PID 220 wrote to memory of 404	220	029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe	MediaCenter.exe
PID 220 wrote to memory of 960	220	029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe	cmd.exe
PID 220 wrote to memory of 960	220	029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe	cmd.exe
PID 220 wrote to memory of 960	220	029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe	cmd.exe
PID 960 wrote to memory of 3552	960	cmd.exe	PING.EXE
PID 960 wrote to memory of 3552	960	cmd.exe	PING.EXE
PID 960 wrote to memory of 3552	960	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe
"C:\Users\Admin\AppData\Local\Temp\029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:220

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:404

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\029a94d7d58c788d5cebf284072b0decc7588110f974df984265178f267f7ae6.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:960

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3552

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:460

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:880

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:3344

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
ef1b1d86d78b698d67614d6f99bbdcee

SHA1
9208ae56fba88d550a9a810cedef8bb05215d683

SHA256
d49e987fb5c24cbb5b38257610b67919815c56792d5a32b519c4557aacb3f3eb

SHA512
1293460e3cc9e0a462aea4a9990178c36c684b19b12db7bcfba66ed6da0c4564209824de050f129772d305e794c597e68653ce0c7740f838c47792091a7302d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
ef1b1d86d78b698d67614d6f99bbdcee

SHA1
9208ae56fba88d550a9a810cedef8bb05215d683

SHA256
d49e987fb5c24cbb5b38257610b67919815c56792d5a32b519c4557aacb3f3eb

SHA512
1293460e3cc9e0a462aea4a9990178c36c684b19b12db7bcfba66ed6da0c4564209824de050f129772d305e794c597e68653ce0c7740f838c47792091a7302d7

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads