sakula | 07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2

General

Target

07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe
Size

99KB
MD5

0d4ad1f926790fc99eb603f57c558f73
SHA1

6bb8a43714c1870cbb97d9205441eb09826d3f76
SHA256

07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2
SHA512

af30f6c7a83d05a3405fb2eb5c1370a2f6ba8f6c922d2dd6cdde4fd31de49039fd892edf08771fd54cfb7bf43faf6039d027c9151c292e8b11642e690dd98aae

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

1412 MediaCenter.exe

pid	process
1412	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:

07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.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"	07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.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\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\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\NormalDownloadCount = "0"	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 = "3.488251"	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	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\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\UplinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.838132"	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\Config\KVFileExpirationTime = "132893113718204134"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4180"	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\Config	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\UploadMonthlyLanBytes = "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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4344"	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\UploadMonthlyInternetBytes = "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\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\UploadRatePct = "100"	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\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\GroupConnectionCount = "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\PriorityDownloadCount = "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\DownloadMonthlyCdnBytes = "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\BkDownloadRatePct = "45"	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\UploadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2148 PING.EXE

pid	process
2148	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe

description	pid	process
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1888	07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe
Token: SeBackupPrivilege	1968	TiWorker.exe
Token: SeRestorePrivilege	1968	TiWorker.exe
Token: SeSecurityPrivilege	1968	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.execmd.exe

description	pid	process	target process
PID 1888 wrote to memory of 1412	1888	07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe	MediaCenter.exe
PID 1888 wrote to memory of 1412	1888	07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe	MediaCenter.exe
PID 1888 wrote to memory of 1412	1888	07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe	MediaCenter.exe
PID 1888 wrote to memory of 3452	1888	07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe	cmd.exe
PID 1888 wrote to memory of 3452	1888	07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe	cmd.exe
PID 1888 wrote to memory of 3452	1888	07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe	cmd.exe
PID 3452 wrote to memory of 2148	3452	cmd.exe	PING.EXE
PID 3452 wrote to memory of 2148	3452	cmd.exe	PING.EXE
PID 3452 wrote to memory of 2148	3452	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe
"C:\Users\Admin\AppData\Local\Temp\07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1888

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1412

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\07ed11eac5c5ebba8b1fa53e07ef55dc34b937469f790eb028a13460857588b2.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3452

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2148

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3948

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:2196

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:1968

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
b2a3c33727f7f48fe62a1e1a239a671e

SHA1
81b7b41885ddb237c3a885f3b3efab950e7a213e

SHA256
b22d055a1077dc9ac65ad1a20bcdfdf3cb6d578e819aabc49b76782078af2c1c

SHA512
e970d30a50135bfcdfc76e99b6cdc75ecd392e6825a80552308ea6708e270cf87f7c1b04c6610d239a1f18b0cabf8cf8df59afc080983054b36becb3f3e76c89

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
b2a3c33727f7f48fe62a1e1a239a671e

SHA1
81b7b41885ddb237c3a885f3b3efab950e7a213e

SHA256
b22d055a1077dc9ac65ad1a20bcdfdf3cb6d578e819aabc49b76782078af2c1c

SHA512
e970d30a50135bfcdfc76e99b6cdc75ecd392e6825a80552308ea6708e270cf87f7c1b04c6610d239a1f18b0cabf8cf8df59afc080983054b36becb3f3e76c89

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads