sakula | 1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17

General

Target

1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe
Size

176KB
MD5

30eeb2c745769f3d427646c69829b026
SHA1

45046f21b09c2b327f65a37d35c1d089701d9d30
SHA256

1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17
SHA512

b42cb2e3e6f0c210e97ded293909c3733f65b2d0076592936c4a092328fd313e569a33e2e1a2e6c3216e731d9274589e0ca08a682d939ce57bf97829ed168795

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/4636-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3508-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3508 MediaCenter.exe

pid	process
3508	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:

1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.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"	1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.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

3604 PING.EXE

pid	process
3604	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	432	svchost.exe
Token: SeCreatePagefilePrivilege	432	svchost.exe
Token: SeShutdownPrivilege	432	svchost.exe
Token: SeCreatePagefilePrivilege	432	svchost.exe
Token: SeShutdownPrivilege	432	svchost.exe
Token: SeCreatePagefilePrivilege	432	svchost.exe
Token: SeIncBasePriorityPrivilege	4636	1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe
Token: SeBackupPrivilege	2308	TiWorker.exe
Token: SeRestorePrivilege	2308	TiWorker.exe
Token: SeSecurityPrivilege	2308	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.execmd.exe

description	pid	process	target process
PID 4636 wrote to memory of 3508	4636	1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe	MediaCenter.exe
PID 4636 wrote to memory of 3508	4636	1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe	MediaCenter.exe
PID 4636 wrote to memory of 3508	4636	1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe	MediaCenter.exe
PID 4636 wrote to memory of 3712	4636	1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe	cmd.exe
PID 4636 wrote to memory of 3712	4636	1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe	cmd.exe
PID 4636 wrote to memory of 3712	4636	1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe	cmd.exe
PID 3712 wrote to memory of 3604	3712	cmd.exe	PING.EXE
PID 3712 wrote to memory of 3604	3712	cmd.exe	PING.EXE
PID 3712 wrote to memory of 3604	3712	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe
"C:\Users\Admin\AppData\Local\Temp\1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4636

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3508

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1944a255e18eba7866fb78f0a6e4e18daf6a87db461793590f98fda5e810fa17.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3712

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3604

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:432

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:2308

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
69b646a8752423162449cf689f54ccfa

SHA1
5c566c11b6a90237006336afe01fa89c0245d872

SHA256
3067bee6da2b16674f4964e350fabe94b228c75f716a4bbc10da43662bf6e6f2

SHA512
8e6c0f7d2fcf133af3fa306733912132627903adaf8f745e88fc2089a5f2f1075b7a43f874c32302da31dea81447b3415b8a12bb58b7aba87557604691fa2c1b

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

MD5
69b646a8752423162449cf689f54ccfa

SHA1
5c566c11b6a90237006336afe01fa89c0245d872

SHA256
3067bee6da2b16674f4964e350fabe94b228c75f716a4bbc10da43662bf6e6f2

SHA512
8e6c0f7d2fcf133af3fa306733912132627903adaf8f745e88fc2089a5f2f1075b7a43f874c32302da31dea81447b3415b8a12bb58b7aba87557604691fa2c1b

Download Submit
memory/432-132-0x00000219A6390000-0x00000219A63A0000-memory.dmp

Filesize
64KB

Download
memory/432-133-0x00000219A6920000-0x00000219A6930000-memory.dmp

Filesize
64KB

Download
memory/432-134-0x00000219A9010000-0x00000219A9014000-memory.dmp

Filesize
16KB

Download
memory/3508-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4636-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads