sakula | 1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401

General

Target

1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe
Size

36KB
MD5

f515e08de5cbced19bc8edfb03643077
SHA1

8c45e4cc5515be7353ca9a897593219edcf93b8a
SHA256

1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401
SHA512

9e0cdfbaf6427655d8a5681c8d47872fde31eb02a24e17eba422f135a9e382ac5ecacb644c3932dbe5e78a8257e9bea43cd441e4ce39bd0067ab8e2bd7489bb2

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

2924 MediaCenter.exe

pid	process
2924	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:

1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.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"	1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe
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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892967836528502"	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\FrDownloadRatePct = "90"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.721648"	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\DownloadMonthlyGroupBytes = "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\SwarmCount = "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\CDNConnectionCount = "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\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\DownloadMonthlyLinkLocalBytes = "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\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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.041169"	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\DownloadMonthlyInternetBytes = "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\MemoryUsageKB = "4112"	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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyRateBkCnt = "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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "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\Config	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\MemoryUsageKB = "4316"	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\MonthlyUploadRestriction = "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\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\GroupConnectionCount = "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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.200401"	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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3860 PING.EXE

pid	process
3860	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2268	1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe
Token: SeBackupPrivilege	2668	TiWorker.exe
Token: SeRestorePrivilege	2668	TiWorker.exe
Token: SeSecurityPrivilege	2668	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.execmd.exe

description	pid	process	target process
PID 2268 wrote to memory of 2924	2268	1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe	MediaCenter.exe
PID 2268 wrote to memory of 2924	2268	1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe	MediaCenter.exe
PID 2268 wrote to memory of 2924	2268	1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe	MediaCenter.exe
PID 2268 wrote to memory of 3984	2268	1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe	cmd.exe
PID 2268 wrote to memory of 3984	2268	1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe	cmd.exe
PID 2268 wrote to memory of 3984	2268	1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe	cmd.exe
PID 3984 wrote to memory of 3860	3984	cmd.exe	PING.EXE
PID 3984 wrote to memory of 3860	3984	cmd.exe	PING.EXE
PID 3984 wrote to memory of 3860	3984	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe
"C:\Users\Admin\AppData\Local\Temp\1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2268

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2924

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1072c154656b10ecb3ae3020bf95d8394e4ce5d3e41e40265c7a3d8ada05c401.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3984

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3860

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3444

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:3464

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:2668

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
0057640a42213ef40a508782c55f3a1b

SHA1
7da5cbf166dac82ff04d9b7314d5d89f2d81b1cd

SHA256
87e11c52a7f6a21ef968a3b996d8cd9c029e9598393926409b702c2e43ad6787

SHA512
1be927c53c36faa6abf1cc91bc003387e4bd165154d23b68e10236904b0c768f819bfab8073e7d9967989cb26ea3d0550e6d958121b2c51fed805e091aff8466

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

MD5
0057640a42213ef40a508782c55f3a1b

SHA1
7da5cbf166dac82ff04d9b7314d5d89f2d81b1cd

SHA256
87e11c52a7f6a21ef968a3b996d8cd9c029e9598393926409b702c2e43ad6787

SHA512
1be927c53c36faa6abf1cc91bc003387e4bd165154d23b68e10236904b0c768f819bfab8073e7d9967989cb26ea3d0550e6d958121b2c51fed805e091aff8466

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads