sakula | 0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988

General

Target

0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe
Size

60KB
MD5

d515af4646514e916a34ca9c7b9a155e
SHA1

dd095c1222caec85423b02a7c8cb4cc7d3add4d9
SHA256

0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988
SHA512

f328c1fe17fa66d521600c3a70550939fbc0c22fa322ad168f179b46da5116e06af2b7032d5283ff9c71cf32172f39930474adc21311929db0570f541682aa24

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

2488 MediaCenter.exe

pid	process
2488	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:

0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.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"	0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.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 51 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.000800"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4024"	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
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893096893207852"	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 (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\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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4136"	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\UploadMonthlyLanBytes = "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\DownloadMonthlyCdnBytes = "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\DownlinkBps = "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\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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.409602"	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\DownloadMonthlyLanBytes = "0"	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\MonthID = "2"	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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4320"	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\UplinkBps = "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 = "0.000000"	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\DownloadMonthlyGroupBytes = "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\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\BkDownloadRatePct = "45"	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 = "0.013191"	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\DownloadMonthlyRateBkCnt = "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\FrDownloadRatePct = "90"	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\NormalDownloadPendingCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

640 PING.EXE

pid	process
640	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.execmd.exe

description	pid	process	target process
PID 1224 wrote to memory of 2488	1224	0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe	MediaCenter.exe
PID 1224 wrote to memory of 2488	1224	0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe	MediaCenter.exe
PID 1224 wrote to memory of 2488	1224	0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe	MediaCenter.exe
PID 1224 wrote to memory of 2180	1224	0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe	cmd.exe
PID 1224 wrote to memory of 2180	1224	0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe	cmd.exe
PID 1224 wrote to memory of 2180	1224	0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe	cmd.exe
PID 2180 wrote to memory of 640	2180	cmd.exe	PING.EXE
PID 2180 wrote to memory of 640	2180	cmd.exe	PING.EXE
PID 2180 wrote to memory of 640	2180	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe
"C:\Users\Admin\AppData\Local\Temp\0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1224

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2488

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0912099c29acbab3e615af440fc2df25a9412e2b377be2ba07652e5c7b656988.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2180

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:640

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3384

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:3020

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:2948

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
22a5d9dc8ecd9853abe48bb7ec7c5c7c

SHA1
4173a002550d542549befc77862c6342ef47491d

SHA256
80bf69211720952376df7b69d3461ec1cfd1fb1f02871de27b489eb5feda7a0c

SHA512
4bbe33781a79477979458c8e8c3df69f337cbd913dd9cf9e1643a82eb604e23d7fd0ad0ade3f0655d2a1c46ea57b8c96b6833442e985d5f9351d462420ea03f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
22a5d9dc8ecd9853abe48bb7ec7c5c7c

SHA1
4173a002550d542549befc77862c6342ef47491d

SHA256
80bf69211720952376df7b69d3461ec1cfd1fb1f02871de27b489eb5feda7a0c

SHA512
4bbe33781a79477979458c8e8c3df69f337cbd913dd9cf9e1643a82eb604e23d7fd0ad0ade3f0655d2a1c46ea57b8c96b6833442e985d5f9351d462420ea03f7

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads