sakula | 11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3

General

Target

11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe
Size

35KB
MD5

f60b26edbd92a2fc93ef380661162779
SHA1

63baf874b5eb0ed5433559ebed3d7d90915b31d9
SHA256

11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3
SHA512

e934d203950736714a90b578af604507bab3f9c744ed9d11a5bb0b42db071343cdc1e0920428f4e017e65c9ac53003e8107db2da0dd01fa3ccee7b65d3000ba7

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

3948 MediaCenter.exe

pid	process
3948	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:

11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.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"	11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\FrDownloadRatePct = "90"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\DownloadMonthlyRateBkCnt = "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 (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 = "4076"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4288"	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\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\Config\KVFileExpirationTime = "132892950436785618"	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\UploadMonthlyLanBytes = "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 (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\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\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "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\Config\DownloadMode_BackCompat = "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\MonthID = "2"	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\LinkLocalConnectionCount = "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\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.265836"	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\DownloadMonthlyInternetBytes = "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\UplinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.176180"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.022967"	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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4180"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3332 PING.EXE

pid	process
3332	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1816	11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe
Token: SeBackupPrivilege	1828	TiWorker.exe
Token: SeRestorePrivilege	1828	TiWorker.exe
Token: SeSecurityPrivilege	1828	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.execmd.exe

description	pid	process	target process
PID 1816 wrote to memory of 3948	1816	11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe	MediaCenter.exe
PID 1816 wrote to memory of 3948	1816	11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe	MediaCenter.exe
PID 1816 wrote to memory of 3948	1816	11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe	MediaCenter.exe
PID 1816 wrote to memory of 1592	1816	11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe	cmd.exe
PID 1816 wrote to memory of 1592	1816	11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe	cmd.exe
PID 1816 wrote to memory of 1592	1816	11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe	cmd.exe
PID 1592 wrote to memory of 3332	1592	cmd.exe	PING.EXE
PID 1592 wrote to memory of 3332	1592	cmd.exe	PING.EXE
PID 1592 wrote to memory of 3332	1592	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe
"C:\Users\Admin\AppData\Local\Temp\11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1816

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3948

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11a702e74917bf63670232f8405e3dd99cf649c5e3a51f987ae1dec6186ddfe3.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1592

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3332

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1272

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:2208

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:1828

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
c4464fc1f1c14cf2396abb661db96a6c

SHA1
3b061bd1b7d5157221d4f90143d6fd08ef081b5a

SHA256
4a4241b3ab1464353ac8c230241e24cb80f72555f266c94cd2aa18603849c8a3

SHA512
ace83a85a9c119380ba5d0da0bbcc3e9d48f039751873c902094d1c37c4eed66df9a5ef1033090b4967cc516f7588bc58b134e86f0584a45fcd3bcbfa71b4587

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

MD5
c4464fc1f1c14cf2396abb661db96a6c

SHA1
3b061bd1b7d5157221d4f90143d6fd08ef081b5a

SHA256
4a4241b3ab1464353ac8c230241e24cb80f72555f266c94cd2aa18603849c8a3

SHA512
ace83a85a9c119380ba5d0da0bbcc3e9d48f039751873c902094d1c37c4eed66df9a5ef1033090b4967cc516f7588bc58b134e86f0584a45fcd3bcbfa71b4587

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads