sakula | 0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10

General

Target

0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe
Size

36KB
MD5

5ca52239338e20b6eaea43c925f007a9
SHA1

f12b521dda832ef822a010841e09e538c02c1b25
SHA256

0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10
SHA512

aabd779b2e59f794e24a8fe8e9d8f384c37b399d5aae64fbc96839ffd6748068a1ff6a4a9f400695883fcbb26354e0caf6a5baa2cd50fca812773fddcb716206

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

4016 MediaCenter.exe

pid	process
4016	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:

0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.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"	0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.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\DownloadMonthlyInternetBytes = "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\GroupConnectionCount = "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\DownloadMonthlyRateFrBps = "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 = "2.941134"	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\MonthID = "2"	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
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\UplinkUsageBps = "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\Usage	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\PriorityDownloadCount = "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\UplinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.998055"	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\UploadRatePct = "100"	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\UploadCount = "0"	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\UploadMonthlyLanBytes = "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\LANConnectionCount = "0"	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\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\Usage\CPUpct = "2.879589"	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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893009180130362"	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\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\Usage\PriorityDownloadPendingCount = "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\DownloadMode_BackCompat = "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\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4328"	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\FrDownloadRatePct = "90"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1632 PING.EXE

pid	process
1632	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1468	0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.execmd.exe

description	pid	process	target process
PID 1468 wrote to memory of 4016	1468	0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe	MediaCenter.exe
PID 1468 wrote to memory of 4016	1468	0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe	MediaCenter.exe
PID 1468 wrote to memory of 4016	1468	0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe	MediaCenter.exe
PID 1468 wrote to memory of 2504	1468	0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe	cmd.exe
PID 1468 wrote to memory of 2504	1468	0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe	cmd.exe
PID 1468 wrote to memory of 2504	1468	0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe	cmd.exe
PID 2504 wrote to memory of 1632	2504	cmd.exe	PING.EXE
PID 2504 wrote to memory of 1632	2504	cmd.exe	PING.EXE
PID 2504 wrote to memory of 1632	2504	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe
"C:\Users\Admin\AppData\Local\Temp\0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1468

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4016

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d8efc1a59fbd70f61afe9664fa90b75c7817596b71cf8fbf9d9171c00b1ee10.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2504

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1632

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2472

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:4000

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:2360

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
904c7cd88d99578d4b470140757a8fb0

SHA1
9bcb492670447510a2304e9d5e2ef217a8fe8886

SHA256
9df25c08380b97ee9954746da1841a63fdc0a99f8013b931247cf7a2416fea2b

SHA512
6325ad5f3f2043e5e769ac4d019665b42507ff96ab92a35dfe0ea38836d7cfb7ecf8c2907cbdeb7d1e182ff76c91f980f3ff655c5c52120d0c87f6bd03d32504

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

MD5
904c7cd88d99578d4b470140757a8fb0

SHA1
9bcb492670447510a2304e9d5e2ef217a8fe8886

SHA256
9df25c08380b97ee9954746da1841a63fdc0a99f8013b931247cf7a2416fea2b

SHA512
6325ad5f3f2043e5e769ac4d019665b42507ff96ab92a35dfe0ea38836d7cfb7ecf8c2907cbdeb7d1e182ff76c91f980f3ff655c5c52120d0c87f6bd03d32504

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads