sakula | 0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4

General

Target

0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe
Size

192KB
MD5

9977eebefa8a1daa38512fa404c73803
SHA1

290b95fc161f83f5ff036c5b850d09286f23bb46
SHA256

0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4
SHA512

8b7bf70676fa7fb1a263fbd4f84aca4f586764539be5362f2f8a1f6a753f86a1f0a25a602e1989d678412605ad7c2861a1522c9994ff6100ab430715aafa990e

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula Payload 2 IoCs

Processes:

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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3268 MediaCenter.exe

pid	process
3268	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:

0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.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"	0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.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 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MusNotifyIcon.exeMusNotifyIcon.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
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\MemoryUsageKB = "4144"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.143543"	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\MonthID = "2"	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\SwarmCount = "1"	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\PriorityDownloadPendingCount = "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\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.494622"	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\DownloadMonthlyInternetBytes = "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\Config\KVFileExpirationTime = "132893015626006463"	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\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 (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\MemoryUsageKB = "4340"	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
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\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\PeerInfoCount = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "24.994961"	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\DownloadMonthlyLanBytes = "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\UplinkUsageBps = "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\UploadRatePct = "100"	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\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\DownloadMonthlyRateBkCnt = "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\BkDownloadRatePct = "45"	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\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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2168 PING.EXE

pid	process
2168	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2840	0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.execmd.exe

description	pid	process	target process
PID 2840 wrote to memory of 3268	2840	0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe	MediaCenter.exe
PID 2840 wrote to memory of 3268	2840	0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe	MediaCenter.exe
PID 2840 wrote to memory of 3268	2840	0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe	MediaCenter.exe
PID 2840 wrote to memory of 1120	2840	0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe	cmd.exe
PID 2840 wrote to memory of 1120	2840	0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe	cmd.exe
PID 2840 wrote to memory of 1120	2840	0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe	cmd.exe
PID 1120 wrote to memory of 2168	1120	cmd.exe	PING.EXE
PID 1120 wrote to memory of 2168	1120	cmd.exe	PING.EXE
PID 1120 wrote to memory of 2168	1120	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe
"C:\Users\Admin\AppData\Local\Temp\0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2840

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3268

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d31d15285940dd1937d601955a3372e6df122a0732717a294f4e1e4d43dfae4.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1120

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2168

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3244

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:2792

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3448

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:1512

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
a7ef7cbad2aeda3f3e52a5ed72e801cd

SHA1
721bccd8d8657a0de3532bf90bfb8a5500b63a16

SHA256
428deb47653f2f40e514b8e62c9eb12723b8f175ad18bfc0f5100d175d0fcff8

SHA512
7e88d9a0bd06c33d873609d56d510289002fa9294ec30457409bf699be94f61b5aaec0042ec5f7aa6148873c68f9eeb967883c6b5fe576ea69953f1aaabf060e

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

MD5
a7ef7cbad2aeda3f3e52a5ed72e801cd

SHA1
721bccd8d8657a0de3532bf90bfb8a5500b63a16

SHA256
428deb47653f2f40e514b8e62c9eb12723b8f175ad18bfc0f5100d175d0fcff8

SHA512
7e88d9a0bd06c33d873609d56d510289002fa9294ec30457409bf699be94f61b5aaec0042ec5f7aa6148873c68f9eeb967883c6b5fe576ea69953f1aaabf060e

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads