sakula | 0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29

General

Target

0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe
Size

99KB
MD5

98bf22b82ea74bc5f16c15468ab83ec7
SHA1

915e8429f79733668e2283c60e309a5966703794
SHA256

0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29
SHA512

4d35c6225a57be2978c0413923b89423b8e063f6cac93e564891d3cb7fdab08eb7cfb349b2cbab760ef735dc6fcbed626e40a5e46fd8182f2ab927d5678b6a35

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

3468 MediaCenter.exe

pid	process
3468	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:

0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.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"	0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.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\DownloadMonthlyCacheHostBytes = "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\InternetConnectionCount = "0"	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 = "1.111112"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4144"	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\DownloadMonthlyRateFrBps = "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\LANConnectionCount = "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\PriorityDownloadPendingCount = "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\Config\KVFileExpirationTime = "132893006632986238"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	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\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\UplinkBps = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4324"	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\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "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\DownlinkUsageBps = "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\PriorityDownloadCount = "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 = "3.998582"	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\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\DownloadMonthlyCdnBytes = "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\GroupConnectionCount = "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\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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "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\DownloadMonthlyRateFrCnt = "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\BkDownloadRatePct = "45"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1468 PING.EXE

pid	process
1468	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.execmd.exe

description	pid	process	target process
PID 3224 wrote to memory of 3468	3224	0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe	MediaCenter.exe
PID 3224 wrote to memory of 3468	3224	0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe	MediaCenter.exe
PID 3224 wrote to memory of 3468	3224	0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe	MediaCenter.exe
PID 3224 wrote to memory of 3144	3224	0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe	cmd.exe
PID 3224 wrote to memory of 3144	3224	0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe	cmd.exe
PID 3224 wrote to memory of 3144	3224	0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe	cmd.exe
PID 3144 wrote to memory of 1468	3144	cmd.exe	PING.EXE
PID 3144 wrote to memory of 1468	3144	cmd.exe	PING.EXE
PID 3144 wrote to memory of 1468	3144	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe
"C:\Users\Admin\AppData\Local\Temp\0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3224

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3468

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0dc56c6ee48a2f443009bb442faa96296940a12082fe563d069c56e36dbf1c29.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3144

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1468

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1772

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:3736

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:4024

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
ac4dc40ef32d1e1380e947888e97a3d4

SHA1
ab553ca00d9352dc36f704d4ced4e829b12ed487

SHA256
c0942ced16697c5f33ed99a5d3c9f6997afd8fdbcb3810e412da8a82579ff5e7

SHA512
2f4753a4c0832849ba79b4061f8b965ec1118be0fbe33fb15283468f420792d94c4cf9b0f4d668da3e329059f9025147004cc94f6fab6dccd06f28fff4a566cc

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

MD5
ac4dc40ef32d1e1380e947888e97a3d4

SHA1
ab553ca00d9352dc36f704d4ced4e829b12ed487

SHA256
c0942ced16697c5f33ed99a5d3c9f6997afd8fdbcb3810e412da8a82579ff5e7

SHA512
2f4753a4c0832849ba79b4061f8b965ec1118be0fbe33fb15283468f420792d94c4cf9b0f4d668da3e329059f9025147004cc94f6fab6dccd06f28fff4a566cc

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads