sakula | 14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623

General

Target

14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe
Size

216KB
MD5

4ec1af67fa82a53db463c247ae3d9d49
SHA1

0703245828b8d54711572721da4b2f45b2008e86
SHA256

14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623
SHA512

59cbc08d252c113e9a78d8ce6cb61a2caf89e7feab1d3070ef1f3f42e4506a277ddf887ff5f966d2e10ada150b1dd4710e0dc558e90a4981caad34570bcaa5e9

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/4908-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4600-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4600 MediaCenter.exe

pid	process
4600	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:

14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.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"	14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	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

956 PING.EXE

pid	process
956	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2800	svchost.exe
Token: SeCreatePagefilePrivilege	2800	svchost.exe
Token: SeShutdownPrivilege	2800	svchost.exe
Token: SeCreatePagefilePrivilege	2800	svchost.exe
Token: SeShutdownPrivilege	2800	svchost.exe
Token: SeCreatePagefilePrivilege	2800	svchost.exe
Token: SeIncBasePriorityPrivilege	4908	14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe
Token: SeBackupPrivilege	1256	TiWorker.exe
Token: SeRestorePrivilege	1256	TiWorker.exe
Token: SeSecurityPrivilege	1256	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.execmd.exe

description	pid	process	target process
PID 4908 wrote to memory of 4600	4908	14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe	MediaCenter.exe
PID 4908 wrote to memory of 4600	4908	14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe	MediaCenter.exe
PID 4908 wrote to memory of 4600	4908	14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe	MediaCenter.exe
PID 4908 wrote to memory of 1716	4908	14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe	cmd.exe
PID 4908 wrote to memory of 1716	4908	14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe	cmd.exe
PID 4908 wrote to memory of 1716	4908	14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe	cmd.exe
PID 1716 wrote to memory of 956	1716	cmd.exe	PING.EXE
PID 1716 wrote to memory of 956	1716	cmd.exe	PING.EXE
PID 1716 wrote to memory of 956	1716	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe
"C:\Users\Admin\AppData\Local\Temp\14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4908

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4600

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14423e0481a8f623d3f9a1461d2bb9ff3416379f3ea7a32f2a2751a0313c6623.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1716

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:956

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:2800

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:1256

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
7720ec4a78cee702d4efd16b0e7ba828

SHA1
37d742987ea31d2c979adbe680c73d503ca118f8

SHA256
ab2093c49f77aaa6e2c89175480dd74e64be1fbd75ea692c6be277349d274515

SHA512
70ed18c70de8d625ddacd363cc215fea6463052e83eea5a11a170ad5cd0d77d6ccbdf74f04eb973cefbd61ae9f166b1b1efe011d1b339d21ee514ab23dd4af73

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

MD5
7720ec4a78cee702d4efd16b0e7ba828

SHA1
37d742987ea31d2c979adbe680c73d503ca118f8

SHA256
ab2093c49f77aaa6e2c89175480dd74e64be1fbd75ea692c6be277349d274515

SHA512
70ed18c70de8d625ddacd363cc215fea6463052e83eea5a11a170ad5cd0d77d6ccbdf74f04eb973cefbd61ae9f166b1b1efe011d1b339d21ee514ab23dd4af73

Download Submit
memory/2800-132-0x000001E4C7390000-0x000001E4C73A0000-memory.dmp

Filesize
64KB

Download
memory/2800-133-0x000001E4C7920000-0x000001E4C7930000-memory.dmp

Filesize
64KB

Download
memory/2800-134-0x000001E4CA010000-0x000001E4CA014000-memory.dmp

Filesize
16KB

Download
memory/4600-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4908-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads