sakula | 049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840

General

Target

049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe
Size

99KB
MD5

f32cf7eb214b51d9ddd8b5898501c479
SHA1

8caf0b0f0f263cf92073fd52a6e93d23f0160859
SHA256

049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840
SHA512

f5f4888d304af26df9ba570ce23119419ff23374171b9be8cf811bcd3936a461d5d01826c7d871899b80ef0acafd3adb8f82e22c22884c9a1a02d5cd21138e97

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

564 MediaCenter.exe

pid	process
564	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:

049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.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"	049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.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

Modifies data under HKEY_USERS 51 IoCs

Processes:

svchost.exe

description	ioc	process
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\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\UploadMonthlyLanBytes = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.373973"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4280"	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	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\DownloadMonthlyInternetBytes = "0"	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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.769376"	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\CDNConnectionCount = "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\GroupConnectionCount = "0"	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 (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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893160672450532"	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\UplinkBps = "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\DownloadMonthlyLinkLocalBytes = "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\UploadCount = "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 = "0.006564"	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\DownloadMonthlyLanBytes = "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\MemoryUsageKB = "4136"	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\UploadMonthlyInternetBytes = "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\LANConnectionCount = "0"	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\MemoryUsageKB = "4028"	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\DownlinkBps = "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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4884 PING.EXE

pid	process
4884	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe

description	pid	process
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeIncBasePriorityPrivilege	320	049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe
Token: SeBackupPrivilege	4264	TiWorker.exe
Token: SeRestorePrivilege	4264	TiWorker.exe
Token: SeSecurityPrivilege	4264	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.execmd.exe

description	pid	process	target process
PID 320 wrote to memory of 564	320	049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe	MediaCenter.exe
PID 320 wrote to memory of 564	320	049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe	MediaCenter.exe
PID 320 wrote to memory of 564	320	049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe	MediaCenter.exe
PID 320 wrote to memory of 4812	320	049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe	cmd.exe
PID 320 wrote to memory of 4812	320	049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe	cmd.exe
PID 320 wrote to memory of 4812	320	049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe	cmd.exe
PID 4812 wrote to memory of 4884	4812	cmd.exe	PING.EXE
PID 4812 wrote to memory of 4884	4812	cmd.exe	PING.EXE
PID 4812 wrote to memory of 4884	4812	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe
"C:\Users\Admin\AppData\Local\Temp\049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:320

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:564

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\049f773c70a9145e4b3e358578a9e703b26ce46a582cc89f814902fe77532840.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4812

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4884

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:1932

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:4264

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
6351766ef4e60942e1ca66067af7d73e

SHA1
98bb187d3caec246df41d4b7c553598196fb9fa4

SHA256
b4cf641fb67a4ccf0a22d428fcba5e2fc73222601ee7bdbe4e0c12940d241efe

SHA512
78a2a9e0fc50f3d92b48629cb6eeadd79d0d1f5dded209413e325f06d2e725ff0290ce3cb8615179cbf714fd3c171ac4231fee56328bcb564348756c0dd73ff8

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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
6351766ef4e60942e1ca66067af7d73e

SHA1
98bb187d3caec246df41d4b7c553598196fb9fa4

SHA256
b4cf641fb67a4ccf0a22d428fcba5e2fc73222601ee7bdbe4e0c12940d241efe

SHA512
78a2a9e0fc50f3d92b48629cb6eeadd79d0d1f5dded209413e325f06d2e725ff0290ce3cb8615179cbf714fd3c171ac4231fee56328bcb564348756c0dd73ff8

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads