sakula | 0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938

General

Target

0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe
Size

36KB
MD5

37dff7807dc7f025bd3600167897a678
SHA1

24a71f6085b3c3703a6a232086f779af17fb8f43
SHA256

0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938
SHA512

5d9bdd593f035038af2bccb684276b6b2beac55ee05dde1ee2a512dbe170fc9caebe24ac397ae6f9d814a5f97d67de8dd50fa52882038d82879393918e4aec4e

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

3832 MediaCenter.exe

pid	process
3832	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:

0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.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"	0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.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\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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\MonthlyUploadRestriction = "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 = "0.062657"	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\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\InternetConnectionCount = "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\DownloadMonthlyRateFrBps = "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\CDNConnectionCount = "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\MemoryUsageKB = "4164"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\DownlinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.151976"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\LinkLocalConnectionCount = "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
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\Settings	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\UploadMonthlyLanBytes = "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\DownloadMonthlyRateFrCnt = "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\Config\KVFileExpirationTime = "132893003237206213"	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\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 (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	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\DownloadMode_BackCompat = "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\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\UploadCount = "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 = "0.556381"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4376"	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\DownloadMonthlyInternetBytes = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1640 PING.EXE

pid	process
1640	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3984	0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.execmd.exe

description	pid	process	target process
PID 3984 wrote to memory of 3832	3984	0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe	MediaCenter.exe
PID 3984 wrote to memory of 3832	3984	0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe	MediaCenter.exe
PID 3984 wrote to memory of 3832	3984	0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe	MediaCenter.exe
PID 3984 wrote to memory of 656	3984	0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe	cmd.exe
PID 3984 wrote to memory of 656	3984	0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe	cmd.exe
PID 3984 wrote to memory of 656	3984	0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe	cmd.exe
PID 656 wrote to memory of 1640	656	cmd.exe	PING.EXE
PID 656 wrote to memory of 1640	656	cmd.exe	PING.EXE
PID 656 wrote to memory of 1640	656	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe
"C:\Users\Admin\AppData\Local\Temp\0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3984

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3832

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e06b255eb03ff2594dd1082eed077e15a3a3f8cb87d52c2e7fb7a27291eb938.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:656

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1640

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3652

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:3952

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:3588

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
48c9f035dec3c2b3c056617a90bed289

SHA1
83d60089518922cd1ef4bb089df0c5c063338dbb

SHA256
0739c72d40ab5da2c01344fef666a7a4237b03d09a9f02cfca95771ae6a5561f

SHA512
5e5494b1072ce33789871f8b767a5f34023db518c74f78c4835c72042f61d763cb7cbfe8674b58c7f1849a441d58d66e9ba65b58defdcd109c9b52af3fa38a12

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

MD5
48c9f035dec3c2b3c056617a90bed289

SHA1
83d60089518922cd1ef4bb089df0c5c063338dbb

SHA256
0739c72d40ab5da2c01344fef666a7a4237b03d09a9f02cfca95771ae6a5561f

SHA512
5e5494b1072ce33789871f8b767a5f34023db518c74f78c4835c72042f61d763cb7cbfe8674b58c7f1849a441d58d66e9ba65b58defdcd109c9b52af3fa38a12

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads