sakula | 133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b

General

Target

133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe
Size

216KB
MD5

356a98a736e70fb618c73f8996969292
SHA1

c731bb849158a62476d62c3c041a3304e079e112
SHA256

133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b
SHA512

45f0056e590f11cc11bbeaa9f5afc1cff3142b15884d245aff9836a5d813da4ce4694bd17580877a30282ab165f8c9123c979f96c923df8a81075ec508477217

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/1948-135-0x0000000000400000-0x0000000000420000-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:

133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.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"	133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.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

860 PING.EXE

pid	process
860	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4496	svchost.exe
Token: SeCreatePagefilePrivilege	4496	svchost.exe
Token: SeShutdownPrivilege	4496	svchost.exe
Token: SeCreatePagefilePrivilege	4496	svchost.exe
Token: SeShutdownPrivilege	4496	svchost.exe
Token: SeCreatePagefilePrivilege	4496	svchost.exe
Token: SeIncBasePriorityPrivilege	1948	133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe
Token: SeBackupPrivilege	4276	TiWorker.exe
Token: SeRestorePrivilege	4276	TiWorker.exe
Token: SeSecurityPrivilege	4276	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.execmd.exe

description	pid	process	target process
PID 1948 wrote to memory of 2116	1948	133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe	MediaCenter.exe
PID 1948 wrote to memory of 2116	1948	133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe	MediaCenter.exe
PID 1948 wrote to memory of 2116	1948	133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe	MediaCenter.exe
PID 1948 wrote to memory of 2096	1948	133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe	cmd.exe
PID 1948 wrote to memory of 2096	1948	133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe	cmd.exe
PID 1948 wrote to memory of 2096	1948	133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe	cmd.exe
PID 2096 wrote to memory of 860	2096	cmd.exe	PING.EXE
PID 2096 wrote to memory of 860	2096	cmd.exe	PING.EXE
PID 2096 wrote to memory of 860	2096	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe
"C:\Users\Admin\AppData\Local\Temp\133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948

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\133861bbc61fb7032f7b460a670ea56b7b5f313ab35175cbe46bdaf315a25c2b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2096

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:860

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:4496

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:4276

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
b542024b6c30aa4b49cfd876c9d6ca76

SHA1
a1ee6e5aae74ee045993a43e363654d3c0c0130e

SHA256
4819fce99fde45a5e9cac1980deedc886838dc70e63bb2a330c8374fc1cb6f81

SHA512
bda29edf9751a1ddd4f440c35c5f74b80a0cd88905ff3127ab41b6f5a12c147aecea76502dad916a272ae5aeb8de3a8126de4f670c01f6123b08045ac4bd7b22

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

MD5
b542024b6c30aa4b49cfd876c9d6ca76

SHA1
a1ee6e5aae74ee045993a43e363654d3c0c0130e

SHA256
4819fce99fde45a5e9cac1980deedc886838dc70e63bb2a330c8374fc1cb6f81

SHA512
bda29edf9751a1ddd4f440c35c5f74b80a0cd88905ff3127ab41b6f5a12c147aecea76502dad916a272ae5aeb8de3a8126de4f670c01f6123b08045ac4bd7b22

Download Submit
memory/1948-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

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

Filesize
128KB

Download
memory/4496-132-0x0000021670B60000-0x0000021670B70000-memory.dmp

Filesize
64KB

Download
memory/4496-133-0x0000021671120000-0x0000021671130000-memory.dmp

Filesize
64KB

Download
memory/4496-134-0x0000021673790000-0x0000021673794000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads