sakula | 0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8

General

Target

0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe
Size

216KB
MD5

1392fc9a060dca561f1c8cbff67c00fd
SHA1

f378d131149f7fb077027138ddd079c9d9d8ecc5
SHA256

0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8
SHA512

6d34a270ac09452376a36991bac66bff49ac2811d608fd9a5107a14f33cd3fa077b8dd0be5a9bf7838d57c0313c1578dffba05c9a89bf7921e213f11529f5bf4

Score

10^/10

sakula persistence rat suricata 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/2488-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/2700-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2700 MediaCenter.exe

pid	process
2700	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:

0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.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"	0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.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

4092 PING.EXE

pid	process
4092	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1772	svchost.exe
Token: SeCreatePagefilePrivilege	1772	svchost.exe
Token: SeShutdownPrivilege	1772	svchost.exe
Token: SeCreatePagefilePrivilege	1772	svchost.exe
Token: SeShutdownPrivilege	1772	svchost.exe
Token: SeCreatePagefilePrivilege	1772	svchost.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.execmd.exe

description	pid	process	target process
PID 2488 wrote to memory of 2700	2488	0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe	MediaCenter.exe
PID 2488 wrote to memory of 2700	2488	0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe	MediaCenter.exe
PID 2488 wrote to memory of 2700	2488	0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe	MediaCenter.exe
PID 2488 wrote to memory of 540	2488	0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe	cmd.exe
PID 2488 wrote to memory of 540	2488	0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe	cmd.exe
PID 2488 wrote to memory of 540	2488	0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe	cmd.exe
PID 540 wrote to memory of 4092	540	cmd.exe	PING.EXE
PID 540 wrote to memory of 4092	540	cmd.exe	PING.EXE
PID 540 wrote to memory of 4092	540	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe
"C:\Users\Admin\AppData\Local\Temp\0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2488

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2700

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a536b7d873675a88767c2b1f753f88e75b2e8781cd2e5f84b6f3f2d6f23b9d8.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:540

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4092

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:1772

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:3692

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
88959f48b53d1fcbb52497e8ec60a82e

SHA1
9dea4a40de50c35b6ccb9fa28787f8de58c01f80

SHA256
6789150b3a1679cee78eeae6f2a8d9c77e19278db423ba954ddeb55cd1c2c539

SHA512
597cf08d6024c00a3103ab2e2b542cade0813b0f5635fd59c7628bda1433e84c5aedc23d1a65aa7ca8695091c9fe38c1e06bbca53e8a34dfbc9e1e75f632a3a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
88959f48b53d1fcbb52497e8ec60a82e

SHA1
9dea4a40de50c35b6ccb9fa28787f8de58c01f80

SHA256
6789150b3a1679cee78eeae6f2a8d9c77e19278db423ba954ddeb55cd1c2c539

SHA512
597cf08d6024c00a3103ab2e2b542cade0813b0f5635fd59c7628bda1433e84c5aedc23d1a65aa7ca8695091c9fe38c1e06bbca53e8a34dfbc9e1e75f632a3a8

Download Submit
memory/1772-132-0x000001F81DD90000-0x000001F81DDA0000-memory.dmp

Filesize
64KB

Download
memory/1772-133-0x000001F81E320000-0x000001F81E330000-memory.dmp

Filesize
64KB

Download
memory/1772-134-0x000001F820A10000-0x000001F820A14000-memory.dmp

Filesize
16KB

Download
memory/2488-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2700-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads