sakula | 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3

General

Target

0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe
Size

58KB
MD5

111f1a544e01f991d9d812d9cb515ad4
SHA1

3bd7e482d9d18200a60851fcbe34340d0b83e2a3
SHA256

0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3
SHA512

a491875288246435654fe689d851fc892b939c7a4c0dddd9c1427138d15c9d81505c7e0c895c64c15930744c009726c1d3b98b2d1cf7767a24e9c391f42c9898

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

2076 MediaCenter.exe

pid	process
2076	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:

0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.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"	0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.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\Config\DownloadMode_BackCompat = "1"	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\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\UploadRatePct = "100"	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\Config\KVFileExpirationTime = "132892984096306692"	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\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\DownloadMonthlyInternetBytes = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4288"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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\UploadMonthlyInternetBytes = "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\DownloadMonthlyCdnBytes = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "10.002561"	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\DownloadMonthlyRateBkCnt = "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\PeerInfoCount = "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\LANConnectionCount = "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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.810626"	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\SwarmCount = "1"	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\FrDownloadRatePct = "90"	svchost.exe
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 = "2.941193"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\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\DownloadMonthlyCacheHostBytes = "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\CacheSizeBytes = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4076"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3264 PING.EXE

pid	process
3264	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe

description	pid	process
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2100	0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe
Token: SeBackupPrivilege	1964	TiWorker.exe
Token: SeRestorePrivilege	1964	TiWorker.exe
Token: SeSecurityPrivilege	1964	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.execmd.exe

description	pid	process	target process
PID 2100 wrote to memory of 2076	2100	0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe	MediaCenter.exe
PID 2100 wrote to memory of 2076	2100	0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe	MediaCenter.exe
PID 2100 wrote to memory of 2076	2100	0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe	MediaCenter.exe
PID 2100 wrote to memory of 1092	2100	0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe	cmd.exe
PID 2100 wrote to memory of 1092	2100	0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe	cmd.exe
PID 2100 wrote to memory of 1092	2100	0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe	cmd.exe
PID 1092 wrote to memory of 3264	1092	cmd.exe	PING.EXE
PID 1092 wrote to memory of 3264	1092	cmd.exe	PING.EXE
PID 1092 wrote to memory of 3264	1092	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe
"C:\Users\Admin\AppData\Local\Temp\0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2100

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2076

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1092

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3264

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3016

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:3548

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:1964

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
096954e9b4a332c1d8be9447b3111c3f

SHA1
d27170fc636b8aca7e33fd35975919ad0e8d0548

SHA256
682d20cca9d13ff4f227d6b65be85b5e9e177cfb48aa5844887f0def8753d382

SHA512
bbe3c75e8d95897589335b9b91a4f4806991e6ad6ce2651346fa252267c6cb06ed54f4cfd440a5e654efae703b4b6b074c7b71e5b4c273bb5e6ebc0748308db4

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

MD5
096954e9b4a332c1d8be9447b3111c3f

SHA1
d27170fc636b8aca7e33fd35975919ad0e8d0548

SHA256
682d20cca9d13ff4f227d6b65be85b5e9e177cfb48aa5844887f0def8753d382

SHA512
bbe3c75e8d95897589335b9b91a4f4806991e6ad6ce2651346fa252267c6cb06ed54f4cfd440a5e654efae703b4b6b074c7b71e5b4c273bb5e6ebc0748308db4

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads