sakula | 183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced

General

Target

183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe
Size

89KB
MD5

2cf5f3ddfa2f2aa097fcaa18c0d1fbc9
SHA1

0f7b6d85608cab1fbb8558bbef5c9dfd345bee59
SHA256

183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced
SHA512

49ace5124502909715d34391b762c7455690c4044f3cc22be05de22daa5b9d5b2f893f2a197bec05aebbac75ab242c30e72002c7f459ec7f93dd36a37444417d

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

4676 MediaCenter.exe

pid	process
4676	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:

183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.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"	183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.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

1956 PING.EXE

pid	process
1956	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe

description	pid	process
Token: SeShutdownPrivilege	4028	svchost.exe
Token: SeCreatePagefilePrivilege	4028	svchost.exe
Token: SeShutdownPrivilege	4028	svchost.exe
Token: SeCreatePagefilePrivilege	4028	svchost.exe
Token: SeShutdownPrivilege	4028	svchost.exe
Token: SeCreatePagefilePrivilege	4028	svchost.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1148	183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe
Token: SeBackupPrivilege	1960	TiWorker.exe
Token: SeRestorePrivilege	1960	TiWorker.exe
Token: SeSecurityPrivilege	1960	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.execmd.exe

description	pid	process	target process
PID 1148 wrote to memory of 4676	1148	183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe	MediaCenter.exe
PID 1148 wrote to memory of 4676	1148	183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe	MediaCenter.exe
PID 1148 wrote to memory of 4676	1148	183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe	MediaCenter.exe
PID 1148 wrote to memory of 2928	1148	183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe	cmd.exe
PID 1148 wrote to memory of 2928	1148	183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe	cmd.exe
PID 1148 wrote to memory of 2928	1148	183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe	cmd.exe
PID 2928 wrote to memory of 1956	2928	cmd.exe	PING.EXE
PID 2928 wrote to memory of 1956	2928	cmd.exe	PING.EXE
PID 2928 wrote to memory of 1956	2928	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe
"C:\Users\Admin\AppData\Local\Temp\183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1148

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4676

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\183c521c99d5f3b39f650890cd3f892fc1062e718c8507070e2d84a7ac1c8ced.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2928

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1956

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:4028

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:1960

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
733eea0dc1f62b3bd9ffd859976741d8

SHA1
047533ce6ee5e5170dde9e5c7163202b69dbbfb5

SHA256
90f683f75b412cbfc48960a6e8047d2653920b4d180982c93d08819f153979c3

SHA512
6f293a2f38e22f82f2c94314af47c81c65be32427f687a6416397ce74b67e647d0106b624e19c12ee1da12fc9c54a58db88a44f45ae4662adf117373b2024059

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

MD5
733eea0dc1f62b3bd9ffd859976741d8

SHA1
047533ce6ee5e5170dde9e5c7163202b69dbbfb5

SHA256
90f683f75b412cbfc48960a6e8047d2653920b4d180982c93d08819f153979c3

SHA512
6f293a2f38e22f82f2c94314af47c81c65be32427f687a6416397ce74b67e647d0106b624e19c12ee1da12fc9c54a58db88a44f45ae4662adf117373b2024059

Download Submit
memory/4028-132-0x000001FAC91A0000-0x000001FAC91B0000-memory.dmp

Filesize
64KB

Download
memory/4028-133-0x000001FAC9960000-0x000001FAC9970000-memory.dmp

Filesize
64KB

Download
memory/4028-134-0x000001FACC580000-0x000001FACC584000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads