sakula | 16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693

General

Target

16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe
Size

176KB
MD5

251678786d957c5e85c3e279d943edd7
SHA1

e71f64acd32cf607b3b0243b16f9be0dff51004a
SHA256

16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693
SHA512

f23fce0b58c9c40ded6698aa7c4f2782c513752ee9cd5924ba51d43d4092f7f8413c27217ae64a28419d0253c8bcad2bcbcd9c3c353ad73006080b36023eec56

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 4 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
behavioral2/memory/4444-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3084-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3084 MediaCenter.exe

pid	process
3084	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:

16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.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"	16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe

Drops file in Windows directory 8 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\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	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
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2052 PING.EXE

pid	process
2052	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	424	svchost.exe
Token: SeCreatePagefilePrivilege	424	svchost.exe
Token: SeShutdownPrivilege	424	svchost.exe
Token: SeCreatePagefilePrivilege	424	svchost.exe
Token: SeShutdownPrivilege	424	svchost.exe
Token: SeCreatePagefilePrivilege	424	svchost.exe
Token: SeIncBasePriorityPrivilege	4444	16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.execmd.exe

description	pid	process	target process
PID 4444 wrote to memory of 3084	4444	16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe	MediaCenter.exe
PID 4444 wrote to memory of 3084	4444	16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe	MediaCenter.exe
PID 4444 wrote to memory of 3084	4444	16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe	MediaCenter.exe
PID 4444 wrote to memory of 640	4444	16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe	cmd.exe
PID 4444 wrote to memory of 640	4444	16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe	cmd.exe
PID 4444 wrote to memory of 640	4444	16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe	cmd.exe
PID 640 wrote to memory of 2052	640	cmd.exe	PING.EXE
PID 640 wrote to memory of 2052	640	cmd.exe	PING.EXE
PID 640 wrote to memory of 2052	640	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe
"C:\Users\Admin\AppData\Local\Temp\16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4444

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3084

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16c6bb29043496f1c28f18b559549379c1b1f33a226beb8a104a73ebeb4ca693.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:640

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2052

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:424

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:2924

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

MD5
24d5892f5a7ce62433c26c0045049eba

SHA1
d62b690dcc86a01e955a896b1098cfac75421693

SHA256
b88a8ba1893d85341cfd5f72b660d6207c61b70c49c74b5557ddaec2d0a7a068

SHA512
9c159db0c9924c1f71de9649367ff153352437af765d16322ef3564b63b0b07c4417a4d05228ba70fa4e3626ca94e06ec4197ab9fa3d0e2e897f444eed009fc1

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

MD5
24d5892f5a7ce62433c26c0045049eba

SHA1
d62b690dcc86a01e955a896b1098cfac75421693

SHA256
b88a8ba1893d85341cfd5f72b660d6207c61b70c49c74b5557ddaec2d0a7a068

SHA512
9c159db0c9924c1f71de9649367ff153352437af765d16322ef3564b63b0b07c4417a4d05228ba70fa4e3626ca94e06ec4197ab9fa3d0e2e897f444eed009fc1

Download Submit
memory/424-132-0x000001AED0170000-0x000001AED0180000-memory.dmp

Filesize
64KB

Download
memory/424-133-0x000001AED0820000-0x000001AED0830000-memory.dmp

Filesize
64KB

Download
memory/424-134-0x000001AED2EF0000-0x000001AED2EF4000-memory.dmp

Filesize
16KB

Download
memory/3084-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4444-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads