sakula | 081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c

General

Target

081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe
Size

101KB
MD5

328952feb4f9da02ff3e48881be10d75
SHA1

481150a67415c2ffc587f353c338a264a2f23bfb
SHA256

081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c
SHA512

c605e69c7a423104b4ecf1e57e2b4040a716c49ee2805d18a20b1903d4306fee02c9afff5e88cd59bb0f5bdab55b5c5bb2393b25a8188423efbba0951432c147

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 2 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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4384 MediaCenter.exe

pid	process
4384	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:

081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.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"	081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2340 PING.EXE

pid	process
2340	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe

description	pid	process
Token: SeShutdownPrivilege	4184	svchost.exe
Token: SeCreatePagefilePrivilege	4184	svchost.exe
Token: SeShutdownPrivilege	4184	svchost.exe
Token: SeCreatePagefilePrivilege	4184	svchost.exe
Token: SeShutdownPrivilege	4184	svchost.exe
Token: SeCreatePagefilePrivilege	4184	svchost.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3292	081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe
Token: SeBackupPrivilege	4912	TiWorker.exe
Token: SeRestorePrivilege	4912	TiWorker.exe
Token: SeSecurityPrivilege	4912	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.execmd.exe

description	pid	process	target process
PID 3292 wrote to memory of 4384	3292	081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe	MediaCenter.exe
PID 3292 wrote to memory of 4384	3292	081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe	MediaCenter.exe
PID 3292 wrote to memory of 4384	3292	081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe	MediaCenter.exe
PID 3292 wrote to memory of 3000	3292	081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe	cmd.exe
PID 3292 wrote to memory of 3000	3292	081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe	cmd.exe
PID 3292 wrote to memory of 3000	3292	081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe	cmd.exe
PID 3000 wrote to memory of 2340	3000	cmd.exe	PING.EXE
PID 3000 wrote to memory of 2340	3000	cmd.exe	PING.EXE
PID 3000 wrote to memory of 2340	3000	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe
"C:\Users\Admin\AppData\Local\Temp\081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3292

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4384

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\081255c12937cb41f92d1631d893470b19f687704377fb3ecb95eb68e08eaf5c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3000

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2340

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:4184

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:4912

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
cd66b34bbed2ed55caf800230b97a836

SHA1
da7d3679da778fc813371020dc662cf491c77b4c

SHA256
a903f6e4529bca8a4df5fd9db4a2000f4ea8c2b8c8e21aca7f44d0554152035b

SHA512
1d63d94b75560b56e29368a495c3e4c6e87172bbfd862342408813b155c3587c2a5598606a5e743beab31e3a3a56698c6f6c6cb56376dbdb30fe0da6f52af54a

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
cd66b34bbed2ed55caf800230b97a836

SHA1
da7d3679da778fc813371020dc662cf491c77b4c

SHA256
a903f6e4529bca8a4df5fd9db4a2000f4ea8c2b8c8e21aca7f44d0554152035b

SHA512
1d63d94b75560b56e29368a495c3e4c6e87172bbfd862342408813b155c3587c2a5598606a5e743beab31e3a3a56698c6f6c6cb56376dbdb30fe0da6f52af54a

Download Submit
memory/4184-132-0x00000253FFB90000-0x00000253FFBA0000-memory.dmp

Filesize
64KB

Download
memory/4184-133-0x00000253FFF20000-0x00000253FFF30000-memory.dmp

Filesize
64KB

Download
memory/4184-134-0x0000025382810000-0x0000025382814000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads