sakula | 13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173

General

Target

13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe
Size

216KB
MD5

f45cc964ba2abc49ba33cf1d468ed713
SHA1

fa469cd8c264c4e98f4b3493da7dbede770a07d3
SHA256

13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173
SHA512

61eff1c20e08e2aee1804585484dc71dd34e41f27ac953a4fff2624afead6007d2fa9dec50329c51f474c3bbce144a486fee1c3cd2e8f54844f7eb5244ba8f8b

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/536-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1152-136-0x0000000000400000-0x0000000000420000-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

1152 MediaCenter.exe

pid	process
1152	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:

13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.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"	13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

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

4048 PING.EXE

pid	process
4048	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1532	svchost.exe
Token: SeCreatePagefilePrivilege	1532	svchost.exe
Token: SeShutdownPrivilege	1532	svchost.exe
Token: SeCreatePagefilePrivilege	1532	svchost.exe
Token: SeShutdownPrivilege	1532	svchost.exe
Token: SeCreatePagefilePrivilege	1532	svchost.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe
Token: SeRestorePrivilege	4492	TiWorker.exe
Token: SeSecurityPrivilege	4492	TiWorker.exe
Token: SeBackupPrivilege	4492	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.execmd.exe

description	pid	process	target process
PID 536 wrote to memory of 1152	536	13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe	MediaCenter.exe
PID 536 wrote to memory of 1152	536	13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe	MediaCenter.exe
PID 536 wrote to memory of 1152	536	13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe	MediaCenter.exe
PID 536 wrote to memory of 1100	536	13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe	cmd.exe
PID 536 wrote to memory of 1100	536	13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe	cmd.exe
PID 536 wrote to memory of 1100	536	13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe	cmd.exe
PID 1100 wrote to memory of 4048	1100	cmd.exe	PING.EXE
PID 1100 wrote to memory of 4048	1100	cmd.exe	PING.EXE
PID 1100 wrote to memory of 4048	1100	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe
"C:\Users\Admin\AppData\Local\Temp\13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:536

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1152

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13bf26aac8130313f110aa6391e75ca004b53b3bf95eb3b7df2f95abb93cf173.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4048

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:1532

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:4492

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
a520b3d5e0432c1a0a930f08f1a6b2eb

SHA1
24be40715d3f5737f2255a74811cd70e216cde1d

SHA256
153d4513251afff53c364b0f4985359666c44f9cae8c8b120c117e64210749c2

SHA512
a83c17a25c3b3e4b43b443120df984e1b191645e55074ba419402a8d192b5b75cd1704897fe3ce0d8c012bcff6361ca14cb83e28049fc6ab436412f39db8e394

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

MD5
a520b3d5e0432c1a0a930f08f1a6b2eb

SHA1
24be40715d3f5737f2255a74811cd70e216cde1d

SHA256
153d4513251afff53c364b0f4985359666c44f9cae8c8b120c117e64210749c2

SHA512
a83c17a25c3b3e4b43b443120df984e1b191645e55074ba419402a8d192b5b75cd1704897fe3ce0d8c012bcff6361ca14cb83e28049fc6ab436412f39db8e394

Download Submit
memory/536-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1152-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1532-132-0x0000015B8C920000-0x0000015B8C930000-memory.dmp

Filesize
64KB

Download
memory/1532-133-0x0000015B8C980000-0x0000015B8C990000-memory.dmp

Filesize
64KB

Download
memory/1532-134-0x0000015B8F060000-0x0000015B8F064000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads