sakula | 10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52

General

Target

10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe
Size

192KB
MD5

a0ad948f08ee36054975ade27cc5ffa0
SHA1

db40b47618355e0cfc5cbfd67bcdae947ad5e49f
SHA256

10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52
SHA512

262ea8d1c7c115c8e170822b2722ca01eab334371bfa9906c22f8595631f89075901922dd8064a9209cc4e97238211c494a8eedb20f4a8c68579b3c397d442de

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

3956 MediaCenter.exe

pid	process
3956	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:

10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.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"	10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	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

636 PING.EXE

pid	process
636	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3776	svchost.exe
Token: SeCreatePagefilePrivilege	3776	svchost.exe
Token: SeShutdownPrivilege	3776	svchost.exe
Token: SeCreatePagefilePrivilege	3776	svchost.exe
Token: SeShutdownPrivilege	3776	svchost.exe
Token: SeCreatePagefilePrivilege	3776	svchost.exe
Token: SeIncBasePriorityPrivilege	3656	10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe
Token: SeBackupPrivilege	1252	TiWorker.exe
Token: SeRestorePrivilege	1252	TiWorker.exe
Token: SeSecurityPrivilege	1252	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.execmd.exe

description	pid	process	target process
PID 3656 wrote to memory of 3956	3656	10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe	MediaCenter.exe
PID 3656 wrote to memory of 3956	3656	10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe	MediaCenter.exe
PID 3656 wrote to memory of 3956	3656	10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe	MediaCenter.exe
PID 3656 wrote to memory of 2220	3656	10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe	cmd.exe
PID 3656 wrote to memory of 2220	3656	10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe	cmd.exe
PID 3656 wrote to memory of 2220	3656	10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe	cmd.exe
PID 2220 wrote to memory of 636	2220	cmd.exe	PING.EXE
PID 2220 wrote to memory of 636	2220	cmd.exe	PING.EXE
PID 2220 wrote to memory of 636	2220	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe
"C:\Users\Admin\AppData\Local\Temp\10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3656

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3956

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10b50ee20ba49b1c2f338fc0948f86671a54dd253d726fc2a61ace95f436db52.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2220

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:636

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:3776

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:1252

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
772ae9000944b3c2e0ebb3ab1c1f47ee

SHA1
42ea1d279f9f121210b5f3338c838367506d8898

SHA256
e03dfde6d1e710a76937298658582442f6152ab2929c25cbc6297b9e269b892e

SHA512
f2fa9c2bc7d6aea3a13b222ff6e2c7ac7bf59b844aab85f4488db99eec2425ff8bf7600da74eab540b40e487247ba8097c7c538b92b9e46342ba4a7ac32e570b

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

MD5
772ae9000944b3c2e0ebb3ab1c1f47ee

SHA1
42ea1d279f9f121210b5f3338c838367506d8898

SHA256
e03dfde6d1e710a76937298658582442f6152ab2929c25cbc6297b9e269b892e

SHA512
f2fa9c2bc7d6aea3a13b222ff6e2c7ac7bf59b844aab85f4488db99eec2425ff8bf7600da74eab540b40e487247ba8097c7c538b92b9e46342ba4a7ac32e570b

Download Submit
memory/3776-132-0x000001FFA1990000-0x000001FFA19A0000-memory.dmp

Filesize
64KB

Download
memory/3776-133-0x000001FFA2160000-0x000001FFA2170000-memory.dmp

Filesize
64KB

Download
memory/3776-134-0x000001FFA4D70000-0x000001FFA4D74000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads