sakula | 123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8

General

Target

123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe
Size

99KB
MD5

20659c50c15dba08175904b5aa6b8d04
SHA1

15454620e4607f6d57c99a0023cb90b3c49aebba
SHA256

123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8
SHA512

e70fb803d8fce08dd6c70a96197f4b4e019e4c24355602366c99f9fdb50984e860c17700a265d9691e63d1e0496346bb8bcba51f558247dce8093888c60e6e9a

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

4088 MediaCenter.exe

pid	process
4088	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:

123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.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"	123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

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

4296 PING.EXE

pid	process
4296	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3456	svchost.exe
Token: SeCreatePagefilePrivilege	3456	svchost.exe
Token: SeShutdownPrivilege	3456	svchost.exe
Token: SeCreatePagefilePrivilege	3456	svchost.exe
Token: SeShutdownPrivilege	3456	svchost.exe
Token: SeCreatePagefilePrivilege	3456	svchost.exe
Token: SeIncBasePriorityPrivilege	4400	123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe
Token: SeBackupPrivilege	3636	TiWorker.exe
Token: SeRestorePrivilege	3636	TiWorker.exe
Token: SeSecurityPrivilege	3636	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.execmd.exe

description	pid	process	target process
PID 4400 wrote to memory of 4088	4400	123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe	MediaCenter.exe
PID 4400 wrote to memory of 4088	4400	123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe	MediaCenter.exe
PID 4400 wrote to memory of 4088	4400	123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe	MediaCenter.exe
PID 4400 wrote to memory of 392	4400	123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe	cmd.exe
PID 4400 wrote to memory of 392	4400	123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe	cmd.exe
PID 4400 wrote to memory of 392	4400	123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe	cmd.exe
PID 392 wrote to memory of 4296	392	cmd.exe	PING.EXE
PID 392 wrote to memory of 4296	392	cmd.exe	PING.EXE
PID 392 wrote to memory of 4296	392	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe
"C:\Users\Admin\AppData\Local\Temp\123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4400

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4088

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\123ac4791240d699e71ae3e7ddd2c62bb5d074a8e743a09cf3794f9db85da6e8.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:392

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4296

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:3456

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:3636

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
9ae205c03555fe69605ad6fc832c3f99

SHA1
970549a52a80ea42548cedf5cf064b56014b26d7

SHA256
70ba8503590a61bde97dbc18830c1bdfd5ba5de49d210695d505b3333aaf9ad4

SHA512
a56c7492d6c8aa1db594dc1eb2954f8df58bf11f41ee02684020369391f8a35f3dc25ff3f42c66920fb3b180d421e93baade6b9dee01b9365a8b18b435b58185

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

MD5
9ae205c03555fe69605ad6fc832c3f99

SHA1
970549a52a80ea42548cedf5cf064b56014b26d7

SHA256
70ba8503590a61bde97dbc18830c1bdfd5ba5de49d210695d505b3333aaf9ad4

SHA512
a56c7492d6c8aa1db594dc1eb2954f8df58bf11f41ee02684020369391f8a35f3dc25ff3f42c66920fb3b180d421e93baade6b9dee01b9365a8b18b435b58185

Download Submit
memory/3456-133-0x000001FBEA980000-0x000001FBEA990000-memory.dmp

Filesize
64KB

Download
memory/3456-134-0x000001FBEB020000-0x000001FBEB030000-memory.dmp

Filesize
64KB

Download
memory/3456-135-0x000001FBED700000-0x000001FBED704000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads