sakula | 14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702

General

Target

14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe
Size

216KB
MD5

ef9c77303b74d2b9a7eadd106bff94d1
SHA1

d1f6c5a3ac2ca149f4cd346c8c71ce1f31d67805
SHA256

14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702
SHA512

b89ec8151e4ffea28222d833032162154dcff6e6863654f095c4e29e14a7b2bfbb6dff35d60a77d485862bfae6d93223db69f4b400adf4db17482df62a6898f7

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 3 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
behavioral2/memory/1804-132-0x0000000000400000-0x0000000000420000-memory.dmp	family_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:

14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.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"	14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.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
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
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\UploadMonthlyInternetBytes = "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\LinkLocalConnectionCount = "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\UplinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.173895"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.037037"	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\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892911915076283"	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\Config\DownloadMode_BackCompat = "1"	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\UplinkUsageBps = "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\MemoryUsageKB = "4184"	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\DownloadMonthlyRateFrCnt = "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\UploadMonthlyLanBytes = "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\DownloadMonthlyRateBkBps = "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\GroupConnectionCount = "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\LANConnectionCount = "0"	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\DownloadMonthlyInternetBytes = "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\SwarmCount = "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\BkDownloadRatePct = "45"	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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4060"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1564 PING.EXE

pid	process
1564	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1804	14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe
Token: SeBackupPrivilege	3352	TiWorker.exe
Token: SeRestorePrivilege	3352	TiWorker.exe
Token: SeSecurityPrivilege	3352	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.execmd.exe

description	pid	process	target process
PID 1804 wrote to memory of 3536	1804	14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe	MediaCenter.exe
PID 1804 wrote to memory of 3536	1804	14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe	MediaCenter.exe
PID 1804 wrote to memory of 3536	1804	14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe	MediaCenter.exe
PID 1804 wrote to memory of 3868	1804	14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe	cmd.exe
PID 1804 wrote to memory of 3868	1804	14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe	cmd.exe
PID 1804 wrote to memory of 3868	1804	14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe	cmd.exe
PID 3868 wrote to memory of 1564	3868	cmd.exe	PING.EXE
PID 3868 wrote to memory of 1564	3868	cmd.exe	PING.EXE
PID 3868 wrote to memory of 1564	3868	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe
"C:\Users\Admin\AppData\Local\Temp\14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1804

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\14ad5859077c88a5058f31235e8760772f1c27acc601e5f9f2f5dc8891cbc702.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3868

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1564

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3112

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:2616

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:3352

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
1c720eed39473dc7366cb22033b1cadf

SHA1
f2e389e2d69cc0aca3a31bba43b6bba8ce65ef28

SHA256
235f4150da987cf39ba58a389aec53b31ced13fb386864c57495ed9bab38cc2c

SHA512
fbb4eab984c426c772540a90c1ad7939f4642175277873251be57b7bfdd4dd6d1e0af9e451bf776c630053b70c67b0b6295b5ecaaef12288fc1a516b39d2b2d7

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

MD5
1c720eed39473dc7366cb22033b1cadf

SHA1
f2e389e2d69cc0aca3a31bba43b6bba8ce65ef28

SHA256
235f4150da987cf39ba58a389aec53b31ced13fb386864c57495ed9bab38cc2c

SHA512
fbb4eab984c426c772540a90c1ad7939f4642175277873251be57b7bfdd4dd6d1e0af9e451bf776c630053b70c67b0b6295b5ecaaef12288fc1a516b39d2b2d7

Download Submit
memory/1804-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads