sakula | 0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10

General

Target

0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe
Size

79KB
MD5

52faa5513434d04ee5d1730a229215be
SHA1

635bf6e2f484ee86039b930828b77a63e9081179
SHA256

0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10
SHA512

76004f253433e1cd674383325c142f54b762941302b0b36d28e3fee47db8961f3a9a093d0412992f1ab94e6a4e6f4bc20d3a75988744bb978b75fdd43dfff625

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

2744 MediaCenter.exe

pid	process
2744	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:

0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.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"	0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe

Drops file in Windows directory 2 IoCs

Processes:

TiWorker.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

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe

Modifies data under HKEY_USERS 46 IoCs

Processes:

svchost.exe

description	ioc	process
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\CacheSizeBytes = "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\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\UploadMonthlyInternetBytes = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4172"	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\Config\DODownloadMode = "1"	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\LANConnectionCount = "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
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	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\PeerInfoCount = "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\LinkLocalConnectionCount = "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\MonthlyUploadRestriction = "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\UploadMonthlyLanBytes = "0"	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\Usage\CPUpct = "7.141447"	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\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 (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\DownloadMonthlyGroupBytes = "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\DownloadMonthlyLanBytes = "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\MemoryUsageKB = "4144"	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\DownloadMonthlyRateBkBps = "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 = "0.121024"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3464 PING.EXE

pid	process
3464	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe

description	pid	process
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1916	0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe
Token: SeBackupPrivilege	1088	TiWorker.exe
Token: SeRestorePrivilege	1088	TiWorker.exe
Token: SeSecurityPrivilege	1088	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.execmd.exe

description	pid	process	target process
PID 1916 wrote to memory of 2744	1916	0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe	MediaCenter.exe
PID 1916 wrote to memory of 2744	1916	0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe	MediaCenter.exe
PID 1916 wrote to memory of 2744	1916	0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe	MediaCenter.exe
PID 1916 wrote to memory of 2936	1916	0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe	cmd.exe
PID 1916 wrote to memory of 2936	1916	0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe	cmd.exe
PID 1916 wrote to memory of 2936	1916	0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe	cmd.exe
PID 2936 wrote to memory of 3464	2936	cmd.exe	PING.EXE
PID 2936 wrote to memory of 3464	2936	cmd.exe	PING.EXE
PID 2936 wrote to memory of 3464	2936	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe
"C:\Users\Admin\AppData\Local\Temp\0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1916

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2744

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e6cd03bc16726bca4a168f89d45a6b729bdeab86d41d957cea3fa80b5307b10.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2936

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3464

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1896

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:3504

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:1088

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
a1a1a38a2bd8f55b5ed1a2d4c92ba06a

SHA1
d01723258ebf8771dfbd09f2c532f6d8badfbec3

SHA256
a342760856e2e3ac43bee6df5f98f080dc202e5e536861b679951cf0956eeaa7

SHA512
f0a23c036a447536f8f23afa4e0bcdf530e422818ceed9b3c0c49996de0b3fff9e50c4b0ddc205230cbe2733d47ddbd4d0ffbe560ca1addf32590e49b9a4c3c7

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

MD5
a1a1a38a2bd8f55b5ed1a2d4c92ba06a

SHA1
d01723258ebf8771dfbd09f2c532f6d8badfbec3

SHA256
a342760856e2e3ac43bee6df5f98f080dc202e5e536861b679951cf0956eeaa7

SHA512
f0a23c036a447536f8f23afa4e0bcdf530e422818ceed9b3c0c49996de0b3fff9e50c4b0ddc205230cbe2733d47ddbd4d0ffbe560ca1addf32590e49b9a4c3c7

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads