sakula | 14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19

General

Target

14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe
Size

35KB
MD5

01c89e8c1ea0bac0259c7a1fcb4b9307
SHA1

621c8fe72fa03feb91fbe58454832f7ac9e33c11
SHA256

14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19
SHA512

351c02d6be4baf7f0d9a3dec21236358f97784115df8d8880a1ff416475903e152f310082e4b8fd82d0556135a5f6ec2fcfba7b213eec98b5d48f191a4d2cbc5

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

2612 MediaCenter.exe

pid	process
2612	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:

14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.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"	14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownlinkBps = "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
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\MonthID = "2"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.701754"	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\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\FrDownloadRatePct = "90"	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\MemoryUsageKB = "4224"	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\DownloadMonthlyInternetBytes = "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\SwarmCount = "1"	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 = "4112"	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\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\DownloadMonthlyRateFrCnt = "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\GroupConnectionCount = "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\UploadMonthlyInternetBytes = "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\Usage\PriorityDownloadPendingCount = "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\UploadRatePct = "100"	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\NormalDownloadPendingCount = "0"	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\DownloadMonthlyRateBkCnt = "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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.964642"	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 = "0.900894"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4200"	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\PeerInfoCount = "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\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892910873326351"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1568 PING.EXE

pid	process
1568	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe

description	pid	process
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1796	14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.execmd.exe

description	pid	process	target process
PID 1796 wrote to memory of 2612	1796	14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe	MediaCenter.exe
PID 1796 wrote to memory of 2612	1796	14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe	MediaCenter.exe
PID 1796 wrote to memory of 2612	1796	14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe	MediaCenter.exe
PID 1796 wrote to memory of 3732	1796	14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe	cmd.exe
PID 1796 wrote to memory of 3732	1796	14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe	cmd.exe
PID 1796 wrote to memory of 3732	1796	14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe	cmd.exe
PID 3732 wrote to memory of 1568	3732	cmd.exe	PING.EXE
PID 3732 wrote to memory of 1568	3732	cmd.exe	PING.EXE
PID 3732 wrote to memory of 1568	3732	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe
"C:\Users\Admin\AppData\Local\Temp\14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1796

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2612

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14bbe4b24cedd4550fd8d7b11b84dcb44f138edfd42db4b3b5ca49234de7fb19.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3732

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1568

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:320

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:1828

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:2072

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
f8df40730ca9405ac077031f5119f57e

SHA1
dc71293e095289f1568bfbd93d6001309d4a3dd6

SHA256
58cf6e3cd6477878d31269f8c72cc73797d5ba6d6b4819d0f63dfe7b82b2db14

SHA512
576ba0ec3b50601f953a8cf03bb95b601c0afa75355a23898341891938281afa32fe0a36a237d6fd2482a6245e0b13c3b92cbabbb4e249f747d527b7f76c101f

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

MD5
f8df40730ca9405ac077031f5119f57e

SHA1
dc71293e095289f1568bfbd93d6001309d4a3dd6

SHA256
58cf6e3cd6477878d31269f8c72cc73797d5ba6d6b4819d0f63dfe7b82b2db14

SHA512
576ba0ec3b50601f953a8cf03bb95b601c0afa75355a23898341891938281afa32fe0a36a237d6fd2482a6245e0b13c3b92cbabbb4e249f747d527b7f76c101f

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads