sakula | 101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97

General

Target

101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe
Size

168KB
MD5

c139e4e8f1c4b4a5b8c96da5a21eaae3
SHA1

6aa7f9d37bc25b1c28508cc54e6cce00ec74b714
SHA256

101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97
SHA512

d1b50f51789acc7489bf43a72df18a05d07cb4672ea39a740f99fcb7c682046610e5ed0b2e3972886eb3ed78d9eafd44c3e772775c59d3896b6d2b95e3563063

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 4 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
behavioral2/memory/4500-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4688-138-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4688 MediaCenter.exe

pid	process
4688	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:

101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.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"	101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.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

5068 PING.EXE

pid	process
5068	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exesvchost.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4500	101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe
Token: SeShutdownPrivilege	4796	svchost.exe
Token: SeCreatePagefilePrivilege	4796	svchost.exe
Token: SeShutdownPrivilege	4796	svchost.exe
Token: SeCreatePagefilePrivilege	4796	svchost.exe
Token: SeShutdownPrivilege	4796	svchost.exe
Token: SeCreatePagefilePrivilege	4796	svchost.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe
Token: SeBackupPrivilege	1616	TiWorker.exe
Token: SeRestorePrivilege	1616	TiWorker.exe
Token: SeSecurityPrivilege	1616	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.execmd.exe

description	pid	process	target process
PID 4500 wrote to memory of 4688	4500	101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe	MediaCenter.exe
PID 4500 wrote to memory of 4688	4500	101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe	MediaCenter.exe
PID 4500 wrote to memory of 4688	4500	101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe	MediaCenter.exe
PID 4500 wrote to memory of 4380	4500	101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe	cmd.exe
PID 4500 wrote to memory of 4380	4500	101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe	cmd.exe
PID 4500 wrote to memory of 4380	4500	101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe	cmd.exe
PID 4380 wrote to memory of 5068	4380	cmd.exe	PING.EXE
PID 4380 wrote to memory of 5068	4380	cmd.exe	PING.EXE
PID 4380 wrote to memory of 5068	4380	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe
"C:\Users\Admin\AppData\Local\Temp\101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4500

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4688

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\101561fcb30c07f928552d058b6714e5f3bbfe6062edd8934d66ba2ca7a82b97.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4380

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:5068

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:4796

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:1616

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
1e95d2d658678646ec9f232ceb78292e

SHA1
c6917b67a38bfddc3a887a6cd07de7337b1fadb8

SHA256
47c35045d037a4f95e4cdc949a1e5ec7b6492ecf03c3aa58ad2a8988b18bd44e

SHA512
9c195f28c1f834d26fa27c91ec46bb352cf69364e2e06f1127984d69fae9d05217d71b99417fa0a091b071b85af951967c382b834b0e89ed93a76025bbcf2975

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

MD5
1e95d2d658678646ec9f232ceb78292e

SHA1
c6917b67a38bfddc3a887a6cd07de7337b1fadb8

SHA256
47c35045d037a4f95e4cdc949a1e5ec7b6492ecf03c3aa58ad2a8988b18bd44e

SHA512
9c195f28c1f834d26fa27c91ec46bb352cf69364e2e06f1127984d69fae9d05217d71b99417fa0a091b071b85af951967c382b834b0e89ed93a76025bbcf2975

Download Submit
memory/4500-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4688-138-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4796-134-0x000001FDD49B0000-0x000001FDD49C0000-memory.dmp

Filesize
64KB

Download
memory/4796-135-0x000001FDD5020000-0x000001FDD5030000-memory.dmp

Filesize
64KB

Download
memory/4796-137-0x000001FDD7710000-0x000001FDD7714000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads