sakula | 05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5

General

Target

05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe
Size

35KB
MD5

d01645ad1c6109aebf541d3d93cd4343
SHA1

5d5164f5a39b6c1a1f463960d6ebcb32729c1526
SHA256

05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5
SHA512

d37b79157f5651a50f65c8727e50a3e955afd19338474649af1d05da4af7bb49e4d0814706e39eacd503b6c00276589aca364d352200b9061fedf9a831d0cfa6

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3916 MediaCenter.exe

pid	process
3916	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:

05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.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"	05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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\UploadRatePct = "100"	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\Config\DownloadMode_BackCompat = "1"	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\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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "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\DownloadMonthlyRateBkCnt = "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\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.195618"	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\Config\KVFileExpirationTime = "132893154539591907"	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\MonthlyUploadRestriction = "0"	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\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 (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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.249060"	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\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 (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.076687"	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\PriorityDownloadCount = "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\DownloadMonthlyInternetBytes = "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\CacheSizeBytes = "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\DownloadMonthlyCacheHostBytes = "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\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\MemoryUsageKB = "4320"	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\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\MemoryUsageKB = "4116"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3604 PING.EXE

pid	process
3604	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2252	05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe
Token: SeBackupPrivilege	2544	TiWorker.exe
Token: SeRestorePrivilege	2544	TiWorker.exe
Token: SeSecurityPrivilege	2544	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.execmd.exe

description	pid	process	target process
PID 2252 wrote to memory of 3916	2252	05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe	MediaCenter.exe
PID 2252 wrote to memory of 3916	2252	05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe	MediaCenter.exe
PID 2252 wrote to memory of 3916	2252	05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe	MediaCenter.exe
PID 2252 wrote to memory of 2552	2252	05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe	cmd.exe
PID 2252 wrote to memory of 2552	2252	05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe	cmd.exe
PID 2252 wrote to memory of 2552	2252	05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe	cmd.exe
PID 2552 wrote to memory of 3604	2552	cmd.exe	PING.EXE
PID 2552 wrote to memory of 3604	2552	cmd.exe	PING.EXE
PID 2552 wrote to memory of 3604	2552	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe
"C:\Users\Admin\AppData\Local\Temp\05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2252

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3916

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\05294960b24f0fe12f2cd9477b74b66669fea5ffbc3afcb16bbf0c93e0142ec5.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2552

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3604

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2296

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:3996

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:2544

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
b296e148fdc9590de163dc9fc9d52d01

SHA1
113a90f5499fd1b6b9736a7afcf84d51891e7fad

SHA256
b66bc5e1325b55234902f1bf45f6e73074a0b6c13d225ab9f3d6d5849d623516

SHA512
9a6ecd5711be6444f966478eb29cd692c02bf5a1192e1b74c5906e259fc6c568f3265f30a23ae020baf46f9cab0cb562d3a6c932418572893d7191c56c7f9dab

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
b296e148fdc9590de163dc9fc9d52d01

SHA1
113a90f5499fd1b6b9736a7afcf84d51891e7fad

SHA256
b66bc5e1325b55234902f1bf45f6e73074a0b6c13d225ab9f3d6d5849d623516

SHA512
9a6ecd5711be6444f966478eb29cd692c02bf5a1192e1b74c5906e259fc6c568f3265f30a23ae020baf46f9cab0cb562d3a6c932418572893d7191c56c7f9dab

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads