sakula | 17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429

General

Target

17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe
Size

216KB
MD5

e65c6098d22a042f360b4fb9bd75ca8b
SHA1

cbb7ae00885c30f44d89d1c8752d8daedb0187a7
SHA256

17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429
SHA512

b236ed68786fd339e1e03bdc626cd6dfc9403e5090207e9249ec1e6798dd1622aa9c5c7a6aa4fd82a1ac52904e28bb8fe12b941e9aa58bec4087c9b8c1bf5daa

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/3212-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/2116-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2116 MediaCenter.exe

pid	process
2116	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:

17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.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"	17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	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
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

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

2068 PING.EXE

pid	process
2068	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4012	svchost.exe
Token: SeCreatePagefilePrivilege	4012	svchost.exe
Token: SeShutdownPrivilege	4012	svchost.exe
Token: SeCreatePagefilePrivilege	4012	svchost.exe
Token: SeShutdownPrivilege	4012	svchost.exe
Token: SeCreatePagefilePrivilege	4012	svchost.exe
Token: SeIncBasePriorityPrivilege	3212	17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe
Token: SeBackupPrivilege	3592	TiWorker.exe
Token: SeRestorePrivilege	3592	TiWorker.exe
Token: SeSecurityPrivilege	3592	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.execmd.exe

description	pid	process	target process
PID 3212 wrote to memory of 2116	3212	17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe	MediaCenter.exe
PID 3212 wrote to memory of 2116	3212	17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe	MediaCenter.exe
PID 3212 wrote to memory of 2116	3212	17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe	MediaCenter.exe
PID 3212 wrote to memory of 116	3212	17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe	cmd.exe
PID 3212 wrote to memory of 116	3212	17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe	cmd.exe
PID 3212 wrote to memory of 116	3212	17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe	cmd.exe
PID 116 wrote to memory of 2068	116	cmd.exe	PING.EXE
PID 116 wrote to memory of 2068	116	cmd.exe	PING.EXE
PID 116 wrote to memory of 2068	116	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe
"C:\Users\Admin\AppData\Local\Temp\17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3212

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2116

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\17c58eb6c72f663ac242a0cfa3694d78ff2ba182e7cc09072903fd21c7e0b429.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:116

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2068

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:4012

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:3592

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
9986715732c47615074fc40258b74106

SHA1
091846519b1c42de8a892258e35f1c43795ff42f

SHA256
6bbfc5b74890e35b7b53e3ea7bef51e105802ebc9fd679feb5b07c852aef9af4

SHA512
d2528d02fc34e09986d888c7cb4f48001d16370682dc3b6023994eae3b3076c93eb511ff4579e87ee79cce5a0b399059b6f1e866c11340ca7bf687ce14cb661d

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

MD5
9986715732c47615074fc40258b74106

SHA1
091846519b1c42de8a892258e35f1c43795ff42f

SHA256
6bbfc5b74890e35b7b53e3ea7bef51e105802ebc9fd679feb5b07c852aef9af4

SHA512
d2528d02fc34e09986d888c7cb4f48001d16370682dc3b6023994eae3b3076c93eb511ff4579e87ee79cce5a0b399059b6f1e866c11340ca7bf687ce14cb661d

Download Submit
memory/2116-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3212-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4012-132-0x000001FAF5340000-0x000001FAF5350000-memory.dmp

Filesize
64KB

Download
memory/4012-133-0x000001FAF53A0000-0x000001FAF53B0000-memory.dmp

Filesize
64KB

Download
memory/4012-134-0x000001FAF80C0000-0x000001FAF80C4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads