sakula | 08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12

General

Target

08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe
Size

101KB
MD5

9a09bc1d11d333cc85485b97c0055815
SHA1

20916e415b607e2e21f8a2efaae19db4bb5b32d3
SHA256

08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12
SHA512

0936ddebc162e2c4d425af98f9233e0d94fa7dea08f646a6a36b9b3dcfc77adb78aec133bc0c45d32c677e71d9b2bcc9a4da89485947fd0f9f4aec1ce769d1f1

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

2184 MediaCenter.exe

pid	process
2184	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:

08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.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"	08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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\BkDownloadRatePct = "45"	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\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 (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	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\SwarmCount = "1"	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 = "3.124972"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.769674"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4332"	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\DownlinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.663752"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	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\DownloadMonthlyCdnBytes = "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
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\DownloadMonthlyLinkLocalBytes = "0"	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\PriorityDownloadPendingCount = "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\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\LANConnectionCount = "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\InternetConnectionCount = "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\CDNConnectionCount = "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\DownlinkBps = "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 = "4132"	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\UploadMonthlyInternetBytes = "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\Config\KVFileExpirationTime = "132893113133382518"	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\DownloadMonthlyRateFrCnt = "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\FrDownloadRatePct = "90"	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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyGroupBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3540 PING.EXE

pid	process
3540	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1256	08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe
Token: SeBackupPrivilege	1528	TiWorker.exe
Token: SeRestorePrivilege	1528	TiWorker.exe
Token: SeSecurityPrivilege	1528	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.execmd.exe

description	pid	process	target process
PID 1256 wrote to memory of 2184	1256	08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe	MediaCenter.exe
PID 1256 wrote to memory of 2184	1256	08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe	MediaCenter.exe
PID 1256 wrote to memory of 2184	1256	08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe	MediaCenter.exe
PID 1256 wrote to memory of 2952	1256	08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe	cmd.exe
PID 1256 wrote to memory of 2952	1256	08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe	cmd.exe
PID 1256 wrote to memory of 2952	1256	08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe	cmd.exe
PID 2952 wrote to memory of 3540	2952	cmd.exe	PING.EXE
PID 2952 wrote to memory of 3540	2952	cmd.exe	PING.EXE
PID 2952 wrote to memory of 3540	2952	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe
"C:\Users\Admin\AppData\Local\Temp\08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1256

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2184

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\08087d6e916dc79c665b494b2c9ba3f008147d17a73fb988b6443fe5a45dae12.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2952

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3540

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3272

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:2740

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:1528

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
92a61c1ea5570bc6922cc3162d56bf50

SHA1
92f97072e8e17bb16916ae2594460508d73e3b17

SHA256
683cb99b7bb2f64ebd3b31189ae4f0824c2d7c1f07d4791a7054c4e915e732fe

SHA512
8c7c9df2dbd072f3693f57480f527f67c2f1923f7129aab80428b3205850b2a146c2a9650ba14d54722886e4a8403f8ff910619f6cef60123374ed64c988c571

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
92a61c1ea5570bc6922cc3162d56bf50

SHA1
92f97072e8e17bb16916ae2594460508d73e3b17

SHA256
683cb99b7bb2f64ebd3b31189ae4f0824c2d7c1f07d4791a7054c4e915e732fe

SHA512
8c7c9df2dbd072f3693f57480f527f67c2f1923f7129aab80428b3205850b2a146c2a9650ba14d54722886e4a8403f8ff910619f6cef60123374ed64c988c571

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads