sakula | 0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00

General

Target

0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe
Size

60KB
MD5

3eb89a4d8c639dee53f1680d08342d3f
SHA1

fcbab3ed82f0346fd96be1b91c57022c4753d7df
SHA256

0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00
SHA512

d7b996bf1c54b5dc9bd6fcd78d8155b0a511d171d243b91936752cdc636ffaf53c4a9af30c717901d1b872e927664ae758d12f9aa17358ec0fc750c11265797a

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

3536 MediaCenter.exe

pid	process
3536	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:

0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.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"	0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893013328426996"	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\DownlinkBps = "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\UplinkBps = "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\DownloadMonthlyGroupBytes = "0"	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 = "8.823712"	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\CacheSizeBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.850341"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4340"	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\SwarmCount = "1"	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\MonthlyUploadRestriction = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\InternetConnectionCount = "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\NormalDownloadPendingCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	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\DownloadMonthlyLinkLocalBytes = "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\DownloadMonthlyRateBkBps = "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\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4164"	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\UploadMonthlyInternetBytes = "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\PriorityDownloadCount = "0"	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 = "0.000000"	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\CDNConnectionCount = "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\LinkLocalConnectionCount = "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\BkDownloadRatePct = "45"	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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2208 PING.EXE

pid	process
2208	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2716	0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.execmd.exe

description	pid	process	target process
PID 2716 wrote to memory of 3536	2716	0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe	MediaCenter.exe
PID 2716 wrote to memory of 3536	2716	0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe	MediaCenter.exe
PID 2716 wrote to memory of 3536	2716	0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe	MediaCenter.exe
PID 2716 wrote to memory of 1944	2716	0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe	cmd.exe
PID 2716 wrote to memory of 1944	2716	0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe	cmd.exe
PID 2716 wrote to memory of 1944	2716	0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe	cmd.exe
PID 1944 wrote to memory of 2208	1944	cmd.exe	PING.EXE
PID 1944 wrote to memory of 2208	1944	cmd.exe	PING.EXE
PID 1944 wrote to memory of 2208	1944	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe
"C:\Users\Admin\AppData\Local\Temp\0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2716

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3536

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d5b33a4fb370d6d1dfca2f7c4dc3c4397644a4dcc3442d61aaad0f337baff00.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1944

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2208

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2420

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:116

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:988

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
93beabc46e28e09f253a3a09e0dc378d

SHA1
5fec9e45e973ef5946d5d7fb139a47dfc79be599

SHA256
f91702d2d3d19da92687f4b227767541f814b3a93fa333ae9a3a5607ce2827ff

SHA512
0af068dad2d3465643e1481451cfe52da8f410e1ff6d8c1c2283258c12b43c1d2c22f277f5af9ef99b3dd66c2c89a1550cfc803975ebff612516642c7358c7cb

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

MD5
93beabc46e28e09f253a3a09e0dc378d

SHA1
5fec9e45e973ef5946d5d7fb139a47dfc79be599

SHA256
f91702d2d3d19da92687f4b227767541f814b3a93fa333ae9a3a5607ce2827ff

SHA512
0af068dad2d3465643e1481451cfe52da8f410e1ff6d8c1c2283258c12b43c1d2c22f277f5af9ef99b3dd66c2c89a1550cfc803975ebff612516642c7358c7cb

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads