sakula | 11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c

General

Target

11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe
Size

99KB
MD5

10b59510839dbfbd39946f1907d338a3
SHA1

7d107f82b510abe8a16c8f114766795b97101135
SHA256

11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c
SHA512

85db32eb56a417b7f686b895dc83a38d32d364b711dd181624ae16d9f4ebd1bf413f535553e0123dd415f81a33ec1d765f9da146e6fb194a8d9e6e28a9edc983

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

2292 MediaCenter.exe

pid	process
2292	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:

11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.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"	11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.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\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\Config\KVFileExpirationTime = "132892949611005182"	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\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\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\UplinkBps = "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\MemoryUsageKB = "4168"	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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4060"	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\DODownloadMode = "1"	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\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 (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	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\UploadMonthlyInternetBytes = "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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.257070"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4156"	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\DownloadMonthlyLanBytes = "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\PriorityDownloadPendingCount = "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 (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\NormalDownloadPendingCount = "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\DownloadMonthlyLinkLocalBytes = "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\SwarmCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.066489"	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\LinkLocalConnectionCount = "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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.165016"	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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1044 PING.EXE

pid	process
1044	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1248	11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe
Token: SeBackupPrivilege	860	TiWorker.exe
Token: SeRestorePrivilege	860	TiWorker.exe
Token: SeSecurityPrivilege	860	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.execmd.exe

description	pid	process	target process
PID 1248 wrote to memory of 2292	1248	11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe	MediaCenter.exe
PID 1248 wrote to memory of 2292	1248	11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe	MediaCenter.exe
PID 1248 wrote to memory of 2292	1248	11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe	MediaCenter.exe
PID 1248 wrote to memory of 2100	1248	11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe	cmd.exe
PID 1248 wrote to memory of 2100	1248	11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe	cmd.exe
PID 1248 wrote to memory of 2100	1248	11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe	cmd.exe
PID 2100 wrote to memory of 1044	2100	cmd.exe	PING.EXE
PID 2100 wrote to memory of 1044	2100	cmd.exe	PING.EXE
PID 2100 wrote to memory of 1044	2100	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe
"C:\Users\Admin\AppData\Local\Temp\11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1248

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2292

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11aabd6563e4b5659a014b7eb615862a9ad7637d60d6e45d38447a511b8f1a7c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2100

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1044

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1992

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:1632

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:860

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
89a25efa714f3790a6da9990e0a8f105

SHA1
0d6c4824018485ee3d8103807aec4b1786f98c2f

SHA256
f1e9b9e22abd96ec070c33aaf5c79abbbd847ec662528a9ce5742498027d85d0

SHA512
26620aa951e730c0ad7125851cb29af535a548a0fd6ff0f85a28677346b8d2b1c0fc3c2a80f9aebafe80413cdfc78a619f07cf8d4503db9e138cb4fdf838863d

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

MD5
89a25efa714f3790a6da9990e0a8f105

SHA1
0d6c4824018485ee3d8103807aec4b1786f98c2f

SHA256
f1e9b9e22abd96ec070c33aaf5c79abbbd847ec662528a9ce5742498027d85d0

SHA512
26620aa951e730c0ad7125851cb29af535a548a0fd6ff0f85a28677346b8d2b1c0fc3c2a80f9aebafe80413cdfc78a619f07cf8d4503db9e138cb4fdf838863d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads