sakula | 037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38

General

Target

037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe
Size

150KB
MD5

10f3307e3157263657f9bb78a86ea735
SHA1

a177ab7b478ecf582ddf4fed337a3f1ce1a6f1e4
SHA256

037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38
SHA512

37a8e51f248227c1eb491fc244483f5b277d1daa1a5b3dadf8a8d17d2811736d194ceebc05a660ffcdaa823ff6c62fe43ef53feabd773df74382a01469fdc5e8

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

4868 MediaCenter.exe

pid	process
4868	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:

037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.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"	037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

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

1196 PING.EXE

pid	process
1196	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4108	svchost.exe
Token: SeCreatePagefilePrivilege	4108	svchost.exe
Token: SeShutdownPrivilege	4108	svchost.exe
Token: SeCreatePagefilePrivilege	4108	svchost.exe
Token: SeShutdownPrivilege	4108	svchost.exe
Token: SeCreatePagefilePrivilege	4108	svchost.exe
Token: SeIncBasePriorityPrivilege	4736	037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe
Token: SeBackupPrivilege	2216	TiWorker.exe
Token: SeRestorePrivilege	2216	TiWorker.exe
Token: SeSecurityPrivilege	2216	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.execmd.exe

description	pid	process	target process
PID 4736 wrote to memory of 4868	4736	037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe	MediaCenter.exe
PID 4736 wrote to memory of 4868	4736	037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe	MediaCenter.exe
PID 4736 wrote to memory of 4868	4736	037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe	MediaCenter.exe
PID 4736 wrote to memory of 4528	4736	037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe	cmd.exe
PID 4736 wrote to memory of 4528	4736	037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe	cmd.exe
PID 4736 wrote to memory of 4528	4736	037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe	cmd.exe
PID 4528 wrote to memory of 1196	4528	cmd.exe	PING.EXE
PID 4528 wrote to memory of 1196	4528	cmd.exe	PING.EXE
PID 4528 wrote to memory of 1196	4528	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe
"C:\Users\Admin\AppData\Local\Temp\037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4736

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4868

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\037e6921c18c00c14dfef26cdf5efe8530c799f8c2c7bf0afa3efa9f68e52c38.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4528

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1196

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:4108

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:2216

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
188542afe5b342f41a4b2fa00bc7156e

SHA1
e2fbf31243d5427bec08801c26f50e568da38239

SHA256
733ee0ba3fa6be5239ca41483209d55743df9cd8b00373a69f6ef3995b4a5a01

SHA512
2f69a3659c83a7f2a10b314f23a5fcd988ad49e213cdf6bf26562b21150c2025c7c2c06d15a9760297f650b53eb57555a9afcb823623d5b6fc796345113ff5c1

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
188542afe5b342f41a4b2fa00bc7156e

SHA1
e2fbf31243d5427bec08801c26f50e568da38239

SHA256
733ee0ba3fa6be5239ca41483209d55743df9cd8b00373a69f6ef3995b4a5a01

SHA512
2f69a3659c83a7f2a10b314f23a5fcd988ad49e213cdf6bf26562b21150c2025c7c2c06d15a9760297f650b53eb57555a9afcb823623d5b6fc796345113ff5c1

Download Submit
memory/4108-132-0x000001A50FD90000-0x000001A50FDA0000-memory.dmp

Filesize
64KB

Download
memory/4108-133-0x000001A510420000-0x000001A510430000-memory.dmp

Filesize
64KB

Download
memory/4108-134-0x000001A512B10000-0x000001A512B14000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads