sakula | 1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6

General

Target

1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe
Size

92KB
MD5

028ffb4533db82668a3e530e66c1a47e
SHA1

54f3136238f97437819073c6222f8784a5b51d2c
SHA256

1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6
SHA512

1dc871238680f891ad4d0208fb87d3309b3f0489e5dce23b56013973470e4e0fa4e7c34aa1f29f3a55b39e461c3419dfa80ddd632b1d73d3c24ac1b7449096ba

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

4288 MediaCenter.exe

pid	process
4288	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:

1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.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"	1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.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

1232 PING.EXE

pid	process
1232	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1792	svchost.exe
Token: SeCreatePagefilePrivilege	1792	svchost.exe
Token: SeShutdownPrivilege	1792	svchost.exe
Token: SeCreatePagefilePrivilege	1792	svchost.exe
Token: SeShutdownPrivilege	1792	svchost.exe
Token: SeCreatePagefilePrivilege	1792	svchost.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.execmd.exe

description	pid	process	target process
PID 2516 wrote to memory of 4288	2516	1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe	MediaCenter.exe
PID 2516 wrote to memory of 4288	2516	1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe	MediaCenter.exe
PID 2516 wrote to memory of 4288	2516	1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe	MediaCenter.exe
PID 2516 wrote to memory of 3504	2516	1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe	cmd.exe
PID 2516 wrote to memory of 3504	2516	1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe	cmd.exe
PID 2516 wrote to memory of 3504	2516	1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe	cmd.exe
PID 3504 wrote to memory of 1232	3504	cmd.exe	PING.EXE
PID 3504 wrote to memory of 1232	3504	cmd.exe	PING.EXE
PID 3504 wrote to memory of 1232	3504	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe
"C:\Users\Admin\AppData\Local\Temp\1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2516

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4288

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1900d9dd06550dbc660352dd3b612fffc0b8e416ac6ff6efb8e63290e11bddf6.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3504

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1232

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:1792

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:4848

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
5e8a86326f70cc072eb4a3fba2987a29

SHA1
b28a4c6f7a331f11e621265dd791d5f5f53b5b3f

SHA256
08f48002c68779f6b75dec01e662b3fa95199f5f093f426697a03598a8c1c7a6

SHA512
c87e1fcb861b35371973cb462fdffe1e10df2422eac8256892454e0b2c57b65248ad2adfa1b4119f7da82007648823dec94a8faee212121066db87077c8702d1

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

MD5
5e8a86326f70cc072eb4a3fba2987a29

SHA1
b28a4c6f7a331f11e621265dd791d5f5f53b5b3f

SHA256
08f48002c68779f6b75dec01e662b3fa95199f5f093f426697a03598a8c1c7a6

SHA512
c87e1fcb861b35371973cb462fdffe1e10df2422eac8256892454e0b2c57b65248ad2adfa1b4119f7da82007648823dec94a8faee212121066db87077c8702d1

Download Submit
memory/1792-132-0x000001688FF50000-0x000001688FF60000-memory.dmp

Filesize
64KB

Download
memory/1792-133-0x0000016890620000-0x0000016890630000-memory.dmp

Filesize
64KB

Download
memory/1792-134-0x0000016892CD0000-0x0000016892CD4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads