sakula | 1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7

General

Target

1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe
Size

58KB
MD5

383bae5891ea3ddd6d6204b487ade385
SHA1

9b99c339ca887bde39a007acba537263e47b15ef
SHA256

1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7
SHA512

f8d52f5a8bc9126042723195585c806edf57f3ad2f7680d301094f0bc1d97a5c65715ea631a2dce7082a6fc96b707d56c4b0513edbb08a9016821fe43f47dd09

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

2876 MediaCenter.exe

pid	process
2876	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:

1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.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"	1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe

Drops file in Windows directory 2 IoCs

Processes:

TiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	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 48 IoCs

Processes:

svchost.exe

description	ioc	process
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\CDNConnectionCount = "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 = "12.494263"	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\DownloadMonthlyLinkLocalBytes = "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\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4284"	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\DownloadMonthlyRateFrCnt = "0"	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\DownloadMonthlyCdnBytes = "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\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "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\Config\DownloadMode_BackCompat = "1"	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\PriorityDownloadPendingCount = "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\UplinkBps = "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\Usage\CPUpct = "25.021659"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3952"	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\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\DownloadMonthlyInternetBytes = "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\MonthID = "2"	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\FrDownloadRatePct = "90"	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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.115919"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	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\UploadRatePct = "100"	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 = "4212"	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\UplinkUsageBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2660 PING.EXE

pid	process
2660	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2484	1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe
Token: SeBackupPrivilege	4040	TiWorker.exe
Token: SeRestorePrivilege	4040	TiWorker.exe
Token: SeSecurityPrivilege	4040	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.execmd.exe

description	pid	process	target process
PID 2484 wrote to memory of 2876	2484	1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe	MediaCenter.exe
PID 2484 wrote to memory of 2876	2484	1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe	MediaCenter.exe
PID 2484 wrote to memory of 2876	2484	1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe	MediaCenter.exe
PID 2484 wrote to memory of 3356	2484	1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe	cmd.exe
PID 2484 wrote to memory of 3356	2484	1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe	cmd.exe
PID 2484 wrote to memory of 3356	2484	1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe	cmd.exe
PID 3356 wrote to memory of 2660	3356	cmd.exe	PING.EXE
PID 3356 wrote to memory of 2660	3356	cmd.exe	PING.EXE
PID 3356 wrote to memory of 2660	3356	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe
"C:\Users\Admin\AppData\Local\Temp\1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2484

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2876

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1073c13e4098f968103ade1ab7330b9d45fbbe0c8d9d00daeb70753e27867af7.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3356

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2660

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2280

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:1612

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:4040

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
02e07c2a31c4fed64f087dc658fffb26

SHA1
c5e0a733b0541819323efb2a42ebbc779f038704

SHA256
cd936a2ba8702f6b52869ec483860c99be606547461e8daf6c6ffab47163e0af

SHA512
025f1dab8c9da27cf1d1ade4aa1a7c5e2bf8113a130c65ea3800e8f666e3dda13533749f099ffce4497740a99fd32f0e5568c4cce47846a67bf96c61b76574c5

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

MD5
02e07c2a31c4fed64f087dc658fffb26

SHA1
c5e0a733b0541819323efb2a42ebbc779f038704

SHA256
cd936a2ba8702f6b52869ec483860c99be606547461e8daf6c6ffab47163e0af

SHA512
025f1dab8c9da27cf1d1ade4aa1a7c5e2bf8113a130c65ea3800e8f666e3dda13533749f099ffce4497740a99fd32f0e5568c4cce47846a67bf96c61b76574c5

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads