sakula | 0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51

General

Target

0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe
Size

101KB
MD5

48afccb55937423536ece071c56afe41
SHA1

85bf8a67a8010081c3e22b394fc2781a67abd007
SHA256

0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51
SHA512

dcf37b21ed3ad2312fa4cb9a8862be903523da8165689ecdf1cf2072013aed28ce3ba3e8c4909ff5b54ce9420bf6b3e0f0c4df2368bf146bc86be3189d65029e

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

3336 MediaCenter.exe

pid	process
3336	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:

0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.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"	0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.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 47 IoCs

Processes:

svchost.exe

description	ioc	process
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\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\CacheSizeBytes = "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\MemoryUsageKB = "4076"	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\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\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893012484634205"	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
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\Settings	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\LinkLocalConnectionCount = "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\PriorityDownloadCount = "0"	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\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\BkDownloadRatePct = "45"	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\UplinkUsageBps = "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\DownloadMonthlyCacheHostBytes = "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\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\LANConnectionCount = "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\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.272162"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.056797"	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\DownlinkBps = "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 = "4172"	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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyRateBkCnt = "0"	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\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1536 PING.EXE

pid	process
1536	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1468	0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe
Token: SeBackupPrivilege	2508	TiWorker.exe
Token: SeRestorePrivilege	2508	TiWorker.exe
Token: SeSecurityPrivilege	2508	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.execmd.exe

description	pid	process	target process
PID 1468 wrote to memory of 3336	1468	0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe	MediaCenter.exe
PID 1468 wrote to memory of 3336	1468	0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe	MediaCenter.exe
PID 1468 wrote to memory of 3336	1468	0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe	MediaCenter.exe
PID 1468 wrote to memory of 1632	1468	0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe	cmd.exe
PID 1468 wrote to memory of 1632	1468	0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe	cmd.exe
PID 1468 wrote to memory of 1632	1468	0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe	cmd.exe
PID 1632 wrote to memory of 1536	1632	cmd.exe	PING.EXE
PID 1632 wrote to memory of 1536	1632	cmd.exe	PING.EXE
PID 1632 wrote to memory of 1536	1632	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe
"C:\Users\Admin\AppData\Local\Temp\0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1468

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3336

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d5866e603b35f9f3b35dc4204625b21b9d1f07bc7d0c55b30213d7fe8227c51.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1632

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1536

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2980

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:2940

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:2508

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
020b669d839bba27398a4134c00c3cf6

SHA1
8fcfe51a57ac3f79fe63040309c8f08c5656550d

SHA256
0151312698cbbdc6cabcdc439ef6cdbc2c287655d2a84e886de932c1a3c151fd

SHA512
57eef98fb6b5041a1afd3db0b5e978d02d617ee8bcf445c212a29a930ee5610f807753efb2cff4a9a26920787f2b80042de21a11e7dce14b0de6fbda5865de75

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

MD5
020b669d839bba27398a4134c00c3cf6

SHA1
8fcfe51a57ac3f79fe63040309c8f08c5656550d

SHA256
0151312698cbbdc6cabcdc439ef6cdbc2c287655d2a84e886de932c1a3c151fd

SHA512
57eef98fb6b5041a1afd3db0b5e978d02d617ee8bcf445c212a29a930ee5610f807753efb2cff4a9a26920787f2b80042de21a11e7dce14b0de6fbda5865de75

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads