sakula | 0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb

General

Target

0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe
Size

36KB
MD5

f042b870dcc8119c0262b8bb7e991d52
SHA1

4d524f8007bc603504fe133a69be30ee518094d0
SHA256

0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb
SHA512

836ee5469a9a213bb8e2cf3f1267ffd9ca8a4be2cbabb863d496c2feba218fa5b8912f0bd8b6f2b07ed6894b841dba66b698e60e076259a155189b5f1fe75c27

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

2512 MediaCenter.exe

pid	process
2512	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:

0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.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"	0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.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 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 46 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "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\DownloadMonthlyGroupBytes = "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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4268"	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\DownloadMonthlyLinkLocalBytes = "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\DownloadMonthlyRateBkCnt = "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\Config\DownloadMode_BackCompat = "1"	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\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 (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\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\UplinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.197316"	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\DownloadMonthlyRateFrBps = "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
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\DownloadMonthlyCacheHostBytes = "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\NormalDownloadPendingCount = "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\UplinkBps = "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\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\DownloadMonthlyRateBkBps = "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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4260"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.000451"	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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3956 PING.EXE

pid	process
3956	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2264	0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe
Token: SeBackupPrivilege	1552	TiWorker.exe
Token: SeRestorePrivilege	1552	TiWorker.exe
Token: SeSecurityPrivilege	1552	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.execmd.exe

description	pid	process	target process
PID 2264 wrote to memory of 2512	2264	0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe	MediaCenter.exe
PID 2264 wrote to memory of 2512	2264	0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe	MediaCenter.exe
PID 2264 wrote to memory of 2512	2264	0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe	MediaCenter.exe
PID 2264 wrote to memory of 3092	2264	0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe	cmd.exe
PID 2264 wrote to memory of 3092	2264	0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe	cmd.exe
PID 2264 wrote to memory of 3092	2264	0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe	cmd.exe
PID 3092 wrote to memory of 3956	3092	cmd.exe	PING.EXE
PID 3092 wrote to memory of 3956	3092	cmd.exe	PING.EXE
PID 3092 wrote to memory of 3956	3092	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe
"C:\Users\Admin\AppData\Local\Temp\0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2264

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2512

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f0813ea12449294393a8895ad0677047c4eddb33aed68826115b6539c1161fb.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3092

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3956

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1604

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:3680

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:1552

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
c52ea3e50351e5423c8eee48a891d73b

SHA1
8829ad5c8d49b26333dd66bc524f9e42c29dbef1

SHA256
c9b6136c755479008668140979d3f48d19d4e9c7172472e071964e4acacef23a

SHA512
a02f5b21bc8f2219578a21ded96c4d30cc1c0876feb0f2d14375d3b2eabed0f9b3164572fac9a1ecbc5c75b1ab711b7a4af66468e47b0791843101fb8cbeb91d

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

MD5
c52ea3e50351e5423c8eee48a891d73b

SHA1
8829ad5c8d49b26333dd66bc524f9e42c29dbef1

SHA256
c9b6136c755479008668140979d3f48d19d4e9c7172472e071964e4acacef23a

SHA512
a02f5b21bc8f2219578a21ded96c4d30cc1c0876feb0f2d14375d3b2eabed0f9b3164572fac9a1ecbc5c75b1ab711b7a4af66468e47b0791843101fb8cbeb91d

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads