sakula | 16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904

General

Target

16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe
Size

176KB
MD5

89a1850457d06e1ffd1459ee4e9314f2
SHA1

1b825c5e5f5a74a3e0b64e7dc7dcf34eeac52194
SHA256

16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904
SHA512

9d7effd4ad94d45f3d76694ea8d03d2597de31aee2ba254277c96f268c201415719b027877125fb0358ed5309aff1af0a615f1b2e9345004266b239047ac13c9

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/3540-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1944-136-0x0000000000400000-0x0000000000420000-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

1944 MediaCenter.exe

pid	process
1944	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:

16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.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"	16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	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

4124 PING.EXE

pid	process
4124	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4596	svchost.exe
Token: SeCreatePagefilePrivilege	4596	svchost.exe
Token: SeShutdownPrivilege	4596	svchost.exe
Token: SeCreatePagefilePrivilege	4596	svchost.exe
Token: SeShutdownPrivilege	4596	svchost.exe
Token: SeCreatePagefilePrivilege	4596	svchost.exe
Token: SeIncBasePriorityPrivilege	3540	16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe
Token: SeBackupPrivilege	4604	TiWorker.exe
Token: SeRestorePrivilege	4604	TiWorker.exe
Token: SeSecurityPrivilege	4604	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.execmd.exe

description	pid	process	target process
PID 3540 wrote to memory of 1944	3540	16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe	MediaCenter.exe
PID 3540 wrote to memory of 1944	3540	16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe	MediaCenter.exe
PID 3540 wrote to memory of 1944	3540	16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe	MediaCenter.exe
PID 3540 wrote to memory of 3460	3540	16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe	cmd.exe
PID 3540 wrote to memory of 3460	3540	16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe	cmd.exe
PID 3540 wrote to memory of 3460	3540	16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe	cmd.exe
PID 3460 wrote to memory of 4124	3460	cmd.exe	PING.EXE
PID 3460 wrote to memory of 4124	3460	cmd.exe	PING.EXE
PID 3460 wrote to memory of 4124	3460	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe
"C:\Users\Admin\AppData\Local\Temp\16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3540

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1944

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16c3ce826098729fa5e454d2ea4a43092436842a7cfdbf62cacc780df3b85904.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3460

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4124

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:4596

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:4604

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
688824be2eadc7559a0cec4925026114

SHA1
e1f10057a64260542e5827301225d57bef34557c

SHA256
799895f64eb42a2f869687037105ced16605492672586c47c4b8ef4b7ed313e1

SHA512
8433920124df0543c1e9a7ec36a74ac2e83e1ecccbf8317d53ad9e1c329fbbd630295f52c149df6722b7b8980b1b8daf36bf0433c2bb56bf37d9aafa931744b7

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

MD5
688824be2eadc7559a0cec4925026114

SHA1
e1f10057a64260542e5827301225d57bef34557c

SHA256
799895f64eb42a2f869687037105ced16605492672586c47c4b8ef4b7ed313e1

SHA512
8433920124df0543c1e9a7ec36a74ac2e83e1ecccbf8317d53ad9e1c329fbbd630295f52c149df6722b7b8980b1b8daf36bf0433c2bb56bf37d9aafa931744b7

Download Submit
memory/1944-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3540-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4596-133-0x000002BDCAD20000-0x000002BDCAD30000-memory.dmp

Filesize
64KB

Download
memory/4596-132-0x000002BDCA760000-0x000002BDCA770000-memory.dmp

Filesize
64KB

Download
memory/4596-134-0x000002BDCD3A0000-0x000002BDCD3A4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads