sakula | 16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538

General

Target

16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe
Size

191KB
MD5

125be13bca9849fc539a6aa3574d6f2e
SHA1

c05cee432a0b677093dd810685fbcd09f626ed7b
SHA256

16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538
SHA512

086c716e837f245d3f255f32330efeb457994ce5881ea6d041117a464d6fc93fcaedb73e4be7c09b5541dd46920a78e9c5dfe665d6ac8a8bf20fac6769a013fa

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

1268 MediaCenter.exe

pid	process
1268	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:

16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.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"	16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.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

3604 PING.EXE

pid	process
3604	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exesvchost.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1520	16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe
Token: SeShutdownPrivilege	3540	svchost.exe
Token: SeCreatePagefilePrivilege	3540	svchost.exe
Token: SeShutdownPrivilege	3540	svchost.exe
Token: SeCreatePagefilePrivilege	3540	svchost.exe
Token: SeShutdownPrivilege	3540	svchost.exe
Token: SeCreatePagefilePrivilege	3540	svchost.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe
Token: SeBackupPrivilege	4572	TiWorker.exe
Token: SeRestorePrivilege	4572	TiWorker.exe
Token: SeSecurityPrivilege	4572	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.execmd.exe

description	pid	process	target process
PID 1520 wrote to memory of 1268	1520	16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe	MediaCenter.exe
PID 1520 wrote to memory of 1268	1520	16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe	MediaCenter.exe
PID 1520 wrote to memory of 1268	1520	16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe	MediaCenter.exe
PID 1520 wrote to memory of 3792	1520	16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe	cmd.exe
PID 1520 wrote to memory of 3792	1520	16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe	cmd.exe
PID 1520 wrote to memory of 3792	1520	16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe	cmd.exe
PID 3792 wrote to memory of 3604	3792	cmd.exe	PING.EXE
PID 3792 wrote to memory of 3604	3792	cmd.exe	PING.EXE
PID 3792 wrote to memory of 3604	3792	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe
"C:\Users\Admin\AppData\Local\Temp\16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1520

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1268

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16e7be2461ed3fb2fb193dcaea5810c1941b2a1afcf6ffa6e2c5a9c0d6df0538.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3792

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3604

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:3540

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:4572

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
60c9bc883ad1f5db9e550df1bf966f0d

SHA1
68a92a6a7e8b3c1154aedfafaabb172ef96213b6

SHA256
2d958d0ee3e06fe60d4ebfbf4aa0cf593c07c6f2371b5becb7541fe8977c6f70

SHA512
560264d604f933434f7a566cfbfd3e8b8a59481a1f3f22ec9ed972fad0b2dd45502c0d1371a51e9cbdcc6c4cf4fe06833afbfb767ded30757e755263f5397a73

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

MD5
60c9bc883ad1f5db9e550df1bf966f0d

SHA1
68a92a6a7e8b3c1154aedfafaabb172ef96213b6

SHA256
2d958d0ee3e06fe60d4ebfbf4aa0cf593c07c6f2371b5becb7541fe8977c6f70

SHA512
560264d604f933434f7a566cfbfd3e8b8a59481a1f3f22ec9ed972fad0b2dd45502c0d1371a51e9cbdcc6c4cf4fe06833afbfb767ded30757e755263f5397a73

Download Submit
memory/3540-132-0x0000015875D60000-0x0000015875D70000-memory.dmp

Filesize
64KB

Download
memory/3540-133-0x0000015876320000-0x0000015876330000-memory.dmp

Filesize
64KB

Download
memory/3540-134-0x00000158789A0000-0x00000158789A4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads