sakula | 0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979

General

Target

0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe
Size

191KB
MD5

448c34ba85bbed7f3ad823121f649fc2
SHA1

823339671cc688f503da54d5ba9c9075f0aa0a56
SHA256

0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979
SHA512

748ead3242dbab59099b9e7ed4cd94207a0e06675a5fdb2f822e071ebfbfbfc0b94a2589f548a91fadb880a978dcb596cbe3a6796689df934dc9d9b1604ece68

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

1240 MediaCenter.exe

pid	process
1240	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:

0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.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"	0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.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\Config\DODownloadMode = "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\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 = "4352"	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
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\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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.477799"	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\DownloadMonthlyRateBkBps = "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\UplinkUsageBps = "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\DownloadMonthlyInternetBytes = "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\LANConnectionCount = "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\SwarmCount = "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\GroupConnectionCount = "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\FrDownloadRatePct = "90"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.428299"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4124"	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\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\DownloadMonthlyCdnBytes = "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\NormalDownloadCount = "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\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\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\Config\KVFileExpirationTime = "132892982733685637"	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

3332 PING.EXE

pid	process
3332	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe

description	pid	process
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3832	0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe
Token: SeBackupPrivilege	1152	TiWorker.exe
Token: SeRestorePrivilege	1152	TiWorker.exe
Token: SeSecurityPrivilege	1152	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.execmd.exe

description	pid	process	target process
PID 3832 wrote to memory of 1240	3832	0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe	MediaCenter.exe
PID 3832 wrote to memory of 1240	3832	0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe	MediaCenter.exe
PID 3832 wrote to memory of 1240	3832	0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe	MediaCenter.exe
PID 3832 wrote to memory of 3352	3832	0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe	cmd.exe
PID 3832 wrote to memory of 3352	3832	0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe	cmd.exe
PID 3832 wrote to memory of 3352	3832	0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe	cmd.exe
PID 3352 wrote to memory of 3332	3352	cmd.exe	PING.EXE
PID 3352 wrote to memory of 3332	3352	cmd.exe	PING.EXE
PID 3352 wrote to memory of 3332	3352	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe
"C:\Users\Admin\AppData\Local\Temp\0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3832

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1240

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f368def5de5e7865ccad242901c91577f5ddf4881dad5a4cf2f47b8ed1b1979.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3352

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3332

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3444

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:2252

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:1152

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
bea66021b4ba5c8fb46fb9642a57a6de

SHA1
900466c2882152a8ec9fcb90514ad9504b19cc35

SHA256
33b98631ab08cd2724e393dfb8e9bce56a9e85a81ab93d0dafab9ad2f106bde0

SHA512
5f6824c37c02de7cf6e78a0e30ee66ec83a57adfcb9c279cfea09378f35783dfb1ae307ac3087fd90397189d008b52b7e10137306e65ed5e0ecb3581c3250e36

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

MD5
bea66021b4ba5c8fb46fb9642a57a6de

SHA1
900466c2882152a8ec9fcb90514ad9504b19cc35

SHA256
33b98631ab08cd2724e393dfb8e9bce56a9e85a81ab93d0dafab9ad2f106bde0

SHA512
5f6824c37c02de7cf6e78a0e30ee66ec83a57adfcb9c279cfea09378f35783dfb1ae307ac3087fd90397189d008b52b7e10137306e65ed5e0ecb3581c3250e36

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads