sakula | 0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357

General

Target

0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe
Size

60KB
MD5

e19d6d72c383da5a1acd0326b4cd14d4
SHA1

4733dc2ca25354d2cd680282ff2bc598ace94097
SHA256

0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357
SHA512

56fd7bf5cfee24586b9dc74fa91966ca835d80941e059958fc03645063b1c9e9de3ceef2fa3a5a5df09b429a75f6b30b3f13ae437f0871f00c8d18869c116284

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

1676 MediaCenter.exe

pid	process
1676	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:

0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.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"	0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.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\Config\DownloadMode_BackCompat = "1"	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\InternetConnectionCount = "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\LANConnectionCount = "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\SwarmCount = "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\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\CDNConnectionCount = "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\MemoryUsageKB = "4164"	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\UploadMonthlyInternetBytes = "0"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892984067813112"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.999996"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4348"	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\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\CacheSizeBytes = "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\NormalDownloadPendingCount = "0"	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\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\UplinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.420167"	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\DownloadMonthlyRateBkCnt = "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\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\NormalDownloadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\DownloadMonthlyLinkLocalBytes = "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\DownloadMonthlyRateBkBps = "0"	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\LinkLocalConnectionCount = "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\PriorityDownloadPendingCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3296 PING.EXE

pid	process
3296	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3264	0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.execmd.exe

description	pid	process	target process
PID 3264 wrote to memory of 1676	3264	0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe	MediaCenter.exe
PID 3264 wrote to memory of 1676	3264	0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe	MediaCenter.exe
PID 3264 wrote to memory of 1676	3264	0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe	MediaCenter.exe
PID 3264 wrote to memory of 3328	3264	0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe	cmd.exe
PID 3264 wrote to memory of 3328	3264	0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe	cmd.exe
PID 3264 wrote to memory of 3328	3264	0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe	cmd.exe
PID 3328 wrote to memory of 3296	3328	cmd.exe	PING.EXE
PID 3328 wrote to memory of 3296	3328	cmd.exe	PING.EXE
PID 3328 wrote to memory of 3296	3328	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe
"C:\Users\Admin\AppData\Local\Temp\0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3264

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1676

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f1dc02451cfae31955c635b6245ff0562f0b6c9129a0f006129b1ea4bb2d357.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3328

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3296

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3312

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:1536

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:3664

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
2f7acf2b54a1c9ddca879c5fec33172b

SHA1
bca4e839fd6528d82b86ed18a42c12c3971d2740

SHA256
1afd180a0a775681971bb4228b2c75b715915c014a90dcb382b11a9d31705c63

SHA512
412d162ed25dd03f56c40a6c0ece76fd036ba8b708ed9a77b60a2c97523c3676bfac8aa39fbd8151f499f2b26bc8caf9073a070a17b53b82b65a2c15bafb5a30

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

MD5
2f7acf2b54a1c9ddca879c5fec33172b

SHA1
bca4e839fd6528d82b86ed18a42c12c3971d2740

SHA256
1afd180a0a775681971bb4228b2c75b715915c014a90dcb382b11a9d31705c63

SHA512
412d162ed25dd03f56c40a6c0ece76fd036ba8b708ed9a77b60a2c97523c3676bfac8aa39fbd8151f499f2b26bc8caf9073a070a17b53b82b65a2c15bafb5a30

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads