sakula | 1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61

General

Target

1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe
Size

60KB
MD5

93dd2642a61418943d5d57d8f80d4e93
SHA1

eae8ae1c3e07422150f64b15faf7b10014111f73
SHA256

1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61
SHA512

951950992839750b78d1b986d2c7aedc4dbd95250a86dd1568c91a5cafa55a1a840b9fccc0ef5aef1292ffc64506efa9bac1ee4e03c3cf5788ccfaaa94d61ffa

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

616 MediaCenter.exe

pid	process
616	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:

1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.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"	1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.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
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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.500540"	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\UploadMonthlyLanBytes = "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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\SwarmCount = "1"	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\Config\DODownloadMode = "1"	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\DownloadMonthlyRateFrCnt = "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
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4136"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.799931"	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\DownloadMonthlyCacheHostBytes = "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\Config\KVFileExpirationTime = "132892842436024301"	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\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\LinkLocalConnectionCount = "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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.174196"	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\PriorityDownloadCount = "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\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\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\NormalDownloadPendingCount = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4296"	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\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\DownloadMonthlyRateFrBps = "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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3340 PING.EXE

pid	process
3340	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2828	1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe
Token: SeBackupPrivilege	1780	TiWorker.exe
Token: SeRestorePrivilege	1780	TiWorker.exe
Token: SeSecurityPrivilege	1780	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.execmd.exe

description	pid	process	target process
PID 2828 wrote to memory of 616	2828	1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe	MediaCenter.exe
PID 2828 wrote to memory of 616	2828	1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe	MediaCenter.exe
PID 2828 wrote to memory of 616	2828	1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe	MediaCenter.exe
PID 2828 wrote to memory of 2212	2828	1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe	cmd.exe
PID 2828 wrote to memory of 2212	2828	1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe	cmd.exe
PID 2828 wrote to memory of 2212	2828	1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe	cmd.exe
PID 2212 wrote to memory of 3340	2212	cmd.exe	PING.EXE
PID 2212 wrote to memory of 3340	2212	cmd.exe	PING.EXE
PID 2212 wrote to memory of 3340	2212	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe
"C:\Users\Admin\AppData\Local\Temp\1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2828

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:616

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1967015baabed90cf1ed07c4f580304c386ff15147dd6000d4123345aece2d61.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2212

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3340

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3648

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:3700

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:1780

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
34aa32ae921b58462695ac0e091f94cb

SHA1
0542819a67ddaa12020f7c5d86d0bb6b0dc9b492

SHA256
226f3d59171b1b736619c19e29280b89109e922fae03300dfa4def3b97081c52

SHA512
d89abffd5a43ff23f34b72f16dc885017a081d78dbff72a014da626c2dbf16f44cab8cfc090d3c01c0102af29532145ec23dec36b4badc2ec68f9e4cb2e42282

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

MD5
34aa32ae921b58462695ac0e091f94cb

SHA1
0542819a67ddaa12020f7c5d86d0bb6b0dc9b492

SHA256
226f3d59171b1b736619c19e29280b89109e922fae03300dfa4def3b97081c52

SHA512
d89abffd5a43ff23f34b72f16dc885017a081d78dbff72a014da626c2dbf16f44cab8cfc090d3c01c0102af29532145ec23dec36b4badc2ec68f9e4cb2e42282

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads