sakula | 0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2

General

Target

0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe
Size

150KB
MD5

408d9310695c796628ef0214fea140ea
SHA1

8a9feb04ab3a1e8b00665c19f41007045a5d17a1
SHA256

0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2
SHA512

2d9c292fe195bd72499abd454904f2929b360897f24bfa1139400396ae1e65be1f322ef704afb34f3d11ebafcf1bbfd13f20aa1f1154c6114d88a7d6007721a7

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

2584 MediaCenter.exe

pid	process
2584	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:

0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.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"	0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.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 51 IoCs

Processes:

svchost.exe

description	ioc	process
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\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 (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 (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\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "11.538450"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4320"	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\DownloadMonthlyRateBkCnt = "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\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\DownloadMonthlyLinkLocalBytes = "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\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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.619944"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4108"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\Config\KVFileExpirationTime = "132893079056702783"	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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3976"	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 (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\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	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\SwarmCount = "1"	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\SwarmCount = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.336241"	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\NormalDownloadCount = "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\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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2816 PING.EXE

pid	process
2816	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe
Token: SeRestorePrivilege	4064	TiWorker.exe
Token: SeSecurityPrivilege	4064	TiWorker.exe
Token: SeBackupPrivilege	4064	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.execmd.exe

description	pid	process	target process
PID 4080 wrote to memory of 2584	4080	0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe	MediaCenter.exe
PID 4080 wrote to memory of 2584	4080	0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe	MediaCenter.exe
PID 4080 wrote to memory of 2584	4080	0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe	MediaCenter.exe
PID 4080 wrote to memory of 2600	4080	0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe	cmd.exe
PID 4080 wrote to memory of 2600	4080	0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe	cmd.exe
PID 4080 wrote to memory of 2600	4080	0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe	cmd.exe
PID 2600 wrote to memory of 2816	2600	cmd.exe	PING.EXE
PID 2600 wrote to memory of 2816	2600	cmd.exe	PING.EXE
PID 2600 wrote to memory of 2816	2600	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe
"C:\Users\Admin\AppData\Local\Temp\0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4080

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2584

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a2fcd2408cf7bc76f8fe4dd15883bd5fc4ce7934470fa5322bb6f76bc6688d2.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2600

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2816

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1472

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:620

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:4064

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
0f10838dbfb7d50264c0f5262ae7f686

SHA1
dc16c0416916c3331e5a6d2022e49bd387ed54b9

SHA256
482cf2eb14a499888a69cd416b6a9f4548413836ea616078f170a2e9e495f09a

SHA512
c58062460103c3ddce914b4a08bd62eafe2b88e6e403ee889c56c4809381b309c5e909d90f024d09c7ca151c23f8f93de3b6899dcf0c92b2f567978f9da2c348

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
0f10838dbfb7d50264c0f5262ae7f686

SHA1
dc16c0416916c3331e5a6d2022e49bd387ed54b9

SHA256
482cf2eb14a499888a69cd416b6a9f4548413836ea616078f170a2e9e495f09a

SHA512
c58062460103c3ddce914b4a08bd62eafe2b88e6e403ee889c56c4809381b309c5e909d90f024d09c7ca151c23f8f93de3b6899dcf0c92b2f567978f9da2c348

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads