sakula | 0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f

General

Target

0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe
Size

36KB
MD5

2706a0b0f974d72c6f3a0aef8ab2fe81
SHA1

396962f00f0e18b2a409e29f137cf05761ef4bea
SHA256

0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f
SHA512

6a9f393e46bf3db237ead1cc4daeaffd5b1d21d3fcccaa9a4dfb6c670cf10c5f84b15d29e95334656cabc933585197e9f53020924ee4195d696bb648f081de28

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

2128 MediaCenter.exe

pid	process
2128	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:

0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.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"	0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
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

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\LinkLocalConnectionCount = "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\NormalDownloadCount = "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\DownloadMonthlyLanBytes = "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\CacheSizeBytes = "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 (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\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\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\Config\KVFileExpirationTime = "132893035812231030"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.030535"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.262036"	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\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\UploadCount = "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\DownlinkUsageBps = "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\UploadRatePct = "100"	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\Config\DownloadMode_BackCompat = "1"	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\SwarmCount = "1"	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\UploadMonthlyLanBytes = "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 (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\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 = "4108"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4332"	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\Usage\MonthID = "2"	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 = "0.000000"	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\Usage	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\PriorityDownloadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2224 PING.EXE

pid	process
2224	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3424	0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe
Token: SeBackupPrivilege	2300	TiWorker.exe
Token: SeRestorePrivilege	2300	TiWorker.exe
Token: SeSecurityPrivilege	2300	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.execmd.exe

description	pid	process	target process
PID 3424 wrote to memory of 2128	3424	0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe	MediaCenter.exe
PID 3424 wrote to memory of 2128	3424	0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe	MediaCenter.exe
PID 3424 wrote to memory of 2128	3424	0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe	MediaCenter.exe
PID 3424 wrote to memory of 3540	3424	0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe	cmd.exe
PID 3424 wrote to memory of 3540	3424	0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe	cmd.exe
PID 3424 wrote to memory of 3540	3424	0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe	cmd.exe
PID 3540 wrote to memory of 2224	3540	cmd.exe	PING.EXE
PID 3540 wrote to memory of 2224	3540	cmd.exe	PING.EXE
PID 3540 wrote to memory of 2224	3540	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe
"C:\Users\Admin\AppData\Local\Temp\0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3424

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2128

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b9c0c3610f96266569a427c509e0c80bf9196e79083b72464e35491705fe95f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3540

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2224

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 0
1⤵
- Checks processor information in registry
PID:2116

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:1664

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:2300

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
431922fe82993f5efd98007392235bee

SHA1
4408026a07f0b69397332ac09ff2d6931cb2940d

SHA256
cb33a12b306b0bf6387b060ce20cb6a4e3142c1cee2d97341250d28c31c749cb

SHA512
fd1454cdbdf3d8dfb1e29053642626318492323c3fe84260956b45724d5da07f82ce38a04531cb865361219882a6c66c87e2809d8ed96529ceeece374cf7febe

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

MD5
431922fe82993f5efd98007392235bee

SHA1
4408026a07f0b69397332ac09ff2d6931cb2940d

SHA256
cb33a12b306b0bf6387b060ce20cb6a4e3142c1cee2d97341250d28c31c749cb

SHA512
fd1454cdbdf3d8dfb1e29053642626318492323c3fe84260956b45724d5da07f82ce38a04531cb865361219882a6c66c87e2809d8ed96529ceeece374cf7febe

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads