sakula | 0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2

General

Target

0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe
Size

192KB
MD5

e0899d843ccb294446d222ab179e4f6a
SHA1

9bd29a1d361414538f245d8c9aeb8b271431c901
SHA256

0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2
SHA512

06b10f8d2d587f80b58005611b9dfe6cd9fb6c6ecc22190ea7cea57d6f0095015c970da7c1338b8953831d1b4f38ddd672e9db10bf22e541112bd26eb75975bc

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

1932 MediaCenter.exe

pid	process
1932	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:

0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.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"	0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\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\PriorityDownloadPendingCount = "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\Settings	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\DownloadMonthlyRateFrCnt = "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\LinkLocalConnectionCount = "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\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 = "16.670187"	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\UploadMonthlyLanBytes = "0"	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\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\DownloadMonthlyRateBkCnt = "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\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\DownlinkBps = "0"	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
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\DownloadMonthlyCacheHostBytes = "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 = "132893110606657388"	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\UplinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.234581"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4360"	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 = "7.843141"	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\MonthID = "2"	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\UplinkUsageBps = "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\UploadMonthlyInternetBytes = "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\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4180"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

992 PING.EXE

pid	process
992	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3300	0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe
Token: SeBackupPrivilege	2964	TiWorker.exe
Token: SeRestorePrivilege	2964	TiWorker.exe
Token: SeSecurityPrivilege	2964	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.execmd.exe

description	pid	process	target process
PID 3300 wrote to memory of 1932	3300	0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe	MediaCenter.exe
PID 3300 wrote to memory of 1932	3300	0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe	MediaCenter.exe
PID 3300 wrote to memory of 1932	3300	0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe	MediaCenter.exe
PID 3300 wrote to memory of 972	3300	0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe	cmd.exe
PID 3300 wrote to memory of 972	3300	0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe	cmd.exe
PID 3300 wrote to memory of 972	3300	0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe	cmd.exe
PID 972 wrote to memory of 992	972	cmd.exe	PING.EXE
PID 972 wrote to memory of 992	972	cmd.exe	PING.EXE
PID 972 wrote to memory of 992	972	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe
"C:\Users\Admin\AppData\Local\Temp\0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3300

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1932

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0860a6435aacfd478a4444fbf20b70ba537bcd1501efc5749664c6b6a2fe09a2.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:972

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:992

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:216

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:972

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:2964

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
b4851adaab523915d18f1cd2779be511

SHA1
9d01a51e781a6019cbdd5a0a388f84b43c82ef06

SHA256
898eb7882efa5b3fdbccffd3b2d990f1decaaa9bad3bd6b61976643e8619a05b

SHA512
5c80056e2800dbfbc37a7c6d4d420027bde8214f1659aae11063adc179f5b32c703286cd936bf6aab2475b74fa659fefbaf88e5e3739f5fe448de2a12f930d75

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
b4851adaab523915d18f1cd2779be511

SHA1
9d01a51e781a6019cbdd5a0a388f84b43c82ef06

SHA256
898eb7882efa5b3fdbccffd3b2d990f1decaaa9bad3bd6b61976643e8619a05b

SHA512
5c80056e2800dbfbc37a7c6d4d420027bde8214f1659aae11063adc179f5b32c703286cd936bf6aab2475b74fa659fefbaf88e5e3739f5fe448de2a12f930d75

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads