sakula | 06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027

General

Target

06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe
Size

92KB
MD5

5aaecc6db7d45f4d736c53f01b520806
SHA1

60ca2b9bd6a2412045ac7e3455e3e4d17abb1aac
SHA256

06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027
SHA512

f233356be210cdffcc8a63e98b5ac2afca320a88615b4195b169a59e076c23037fcc675002d35b09db2193e1d03c99d9452d5ceadf7a93de32acafe74ae9c4b0

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

2560 MediaCenter.exe

pid	process
2560	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:

06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.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"	06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.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\Usage\UploadCount = "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\DownloadMonthlyCacheHostBytes = "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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	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\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\DownlinkBps = "0"	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\Config\DODownloadMode = "1"	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 = "4172"	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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.380897"	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\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\DownloadMonthlyRateFrBps = "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\DownloadMonthlyLinkLocalBytes = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.438994"	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\NormalDownloadPendingCount = "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\Settings	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\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\FrDownloadRatePct = "90"	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\MonthID = "2"	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\UploadRatePct = "100"	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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4368"	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\UploadMonthlyInternetBytes = "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\Config\KVFileExpirationTime = "132893121357394384"	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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3428 PING.EXE

pid	process
3428	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1680	06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe
Token: SeBackupPrivilege	396	TiWorker.exe
Token: SeRestorePrivilege	396	TiWorker.exe
Token: SeSecurityPrivilege	396	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.execmd.exe

description	pid	process	target process
PID 1680 wrote to memory of 2560	1680	06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe	MediaCenter.exe
PID 1680 wrote to memory of 2560	1680	06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe	MediaCenter.exe
PID 1680 wrote to memory of 2560	1680	06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe	MediaCenter.exe
PID 1680 wrote to memory of 3328	1680	06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe	cmd.exe
PID 1680 wrote to memory of 3328	1680	06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe	cmd.exe
PID 1680 wrote to memory of 3328	1680	06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe	cmd.exe
PID 3328 wrote to memory of 3428	3328	cmd.exe	PING.EXE
PID 3328 wrote to memory of 3428	3328	cmd.exe	PING.EXE
PID 3328 wrote to memory of 3428	3328	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe
"C:\Users\Admin\AppData\Local\Temp\06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2560

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\06e0f084f57cdf51fd050acd1b204c5077dc11e858d07e1521e9a6ff18727027.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3328

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3428

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3996

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:1136

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:396

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
67b90fc7c25f776bba3121617bd6f884

SHA1
ebda8466253eb9b8f348f0f607f8e6780aa85273

SHA256
a673703d720249169eea9cc3b662477592c11532a734dccf0f8a582374d9ad6b

SHA512
8a86b2caa6403f174ae5e3898be58dd28de3201d79ce837808a9d91793911610646ce654a43636dd0f16b2e9c4c98da57ee9eeef3906ce728e657fc7063eaca5

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
67b90fc7c25f776bba3121617bd6f884

SHA1
ebda8466253eb9b8f348f0f607f8e6780aa85273

SHA256
a673703d720249169eea9cc3b662477592c11532a734dccf0f8a582374d9ad6b

SHA512
8a86b2caa6403f174ae5e3898be58dd28de3201d79ce837808a9d91793911610646ce654a43636dd0f16b2e9c4c98da57ee9eeef3906ce728e657fc7063eaca5

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads