sakula | 14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da

General

Target

14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe
Size

58KB
MD5

e9a043d8372be2fd3af8d51ca125d35a
SHA1

649b4f107294915a34e9d43bd37aa9ca94ba936e
SHA256

14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da
SHA512

c3037aee399c178ca528f9463380b14bfce3c834fd9c2afde32ab19c9716717c2792a7166b3f9953aaefbdca3aff79326b8819fe7834077b859dcf262bc93153

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

3964 MediaCenter.exe

pid	process
3964	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:

14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.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"	14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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\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\UplinkUsageBps = "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\DownloadMonthlyLanBytes = "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\DownloadMonthlyRateFrBps = "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\BkDownloadRatePct = "45"	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 = "4284"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.301659"	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\Config\KVFileExpirationTime = "132892907584713322"	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\UploadCount = "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\SwarmCount = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.111010"	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 (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\UploadRatePct = "100"	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\DownlinkUsageBps = "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\PriorityDownloadCount = "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\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4180"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\Config\DODownloadMode = "1"	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\UplinkBps = "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\Usage\MemoryUsageKB = "3932"	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\DownloadMonthlyLinkLocalBytes = "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\SwarmCount = "1"	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.exe14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe

description	pid	process
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3796	14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe
Token: SeBackupPrivilege	3224	TiWorker.exe
Token: SeRestorePrivilege	3224	TiWorker.exe
Token: SeSecurityPrivilege	3224	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.execmd.exe

description	pid	process	target process
PID 3796 wrote to memory of 3964	3796	14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe	MediaCenter.exe
PID 3796 wrote to memory of 3964	3796	14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe	MediaCenter.exe
PID 3796 wrote to memory of 3964	3796	14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe	MediaCenter.exe
PID 3796 wrote to memory of 2092	3796	14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe	cmd.exe
PID 3796 wrote to memory of 2092	3796	14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe	cmd.exe
PID 3796 wrote to memory of 2092	3796	14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe	cmd.exe
PID 2092 wrote to memory of 3552	2092	cmd.exe	PING.EXE
PID 2092 wrote to memory of 3552	2092	cmd.exe	PING.EXE
PID 2092 wrote to memory of 3552	2092	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe
"C:\Users\Admin\AppData\Local\Temp\14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3796

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3964

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14f64c05b071f9328b5f0d84e076d135ab57a457de6cb756c8cbecc4b78758da.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2092

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:2012

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:3184

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:3224

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
198a5e1bc540d46c17b6bdcbdbe6dea0

SHA1
6ccd948f22fde141073e692e74f6461dbb134fbf

SHA256
4dcd2a24e4bb410a76babf86070193d40645d697140e9555c21a9b7852a27280

SHA512
fcae03812daf639783eff897eea7ca9586cbb6424fc7a54c142f23a1ce7d144bd8a9a0d3616152cf6baf29a3c0fd588bd53b8d34724f80a3ace674e1615a4ce8

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

MD5
198a5e1bc540d46c17b6bdcbdbe6dea0

SHA1
6ccd948f22fde141073e692e74f6461dbb134fbf

SHA256
4dcd2a24e4bb410a76babf86070193d40645d697140e9555c21a9b7852a27280

SHA512
fcae03812daf639783eff897eea7ca9586cbb6424fc7a54c142f23a1ce7d144bd8a9a0d3616152cf6baf29a3c0fd588bd53b8d34724f80a3ace674e1615a4ce8

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads