sakula | 16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f

General

Target

16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe
Size

220KB
MD5

128f55578f5e6e505527dccded2a6dd3
SHA1

fd20022e224463ce96eac0d9bb3b6fb7b15c4ea3
SHA256

16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f
SHA512

77d8b1dcf40ae1305e37425565a2533cc8a809299f53002714ba5d54258df33fb124a4afe5827c9d54d8f0226e303c5d7941d27235bd2fc55e2981d45c33728f

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/4848-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1948-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1948 MediaCenter.exe

pid	process
1948	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:

16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.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"	16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\WindowsUpdate.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

3112 PING.EXE

pid	process
3112	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4960	svchost.exe
Token: SeCreatePagefilePrivilege	4960	svchost.exe
Token: SeShutdownPrivilege	4960	svchost.exe
Token: SeCreatePagefilePrivilege	4960	svchost.exe
Token: SeShutdownPrivilege	4960	svchost.exe
Token: SeCreatePagefilePrivilege	4960	svchost.exe
Token: SeIncBasePriorityPrivilege	4848	16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe
Token: SeBackupPrivilege	4156	TiWorker.exe
Token: SeRestorePrivilege	4156	TiWorker.exe
Token: SeSecurityPrivilege	4156	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.execmd.exe

description	pid	process	target process
PID 4848 wrote to memory of 1948	4848	16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe	MediaCenter.exe
PID 4848 wrote to memory of 1948	4848	16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe	MediaCenter.exe
PID 4848 wrote to memory of 1948	4848	16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe	MediaCenter.exe
PID 4848 wrote to memory of 1876	4848	16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe	cmd.exe
PID 4848 wrote to memory of 1876	4848	16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe	cmd.exe
PID 4848 wrote to memory of 1876	4848	16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe	cmd.exe
PID 1876 wrote to memory of 3112	1876	cmd.exe	PING.EXE
PID 1876 wrote to memory of 3112	1876	cmd.exe	PING.EXE
PID 1876 wrote to memory of 3112	1876	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe
"C:\Users\Admin\AppData\Local\Temp\16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4848

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1948

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16a2c85a536ac67357d0d53838a4db5e7bdc30761b67c6a198d328654090cf0f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1876

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3112

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:4960

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:4156

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
c7a77c5024d16aff5447fe02f2ce1eec

SHA1
73c19f29262ffd47b589530801677b65e0d28fa2

SHA256
e703a87a362516dcef41c74c93726a4bff394f21060c78a514fb3725445b17e4

SHA512
4c6eee6ae2e6e16ca36cbd94d503dadda4283d0b7874704c724f2e3e579d4ee3a1e4768ad8ee6708665650fc620597af305a0655ca024e5b3958e6d9d6b86671

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

MD5
c7a77c5024d16aff5447fe02f2ce1eec

SHA1
73c19f29262ffd47b589530801677b65e0d28fa2

SHA256
e703a87a362516dcef41c74c93726a4bff394f21060c78a514fb3725445b17e4

SHA512
4c6eee6ae2e6e16ca36cbd94d503dadda4283d0b7874704c724f2e3e579d4ee3a1e4768ad8ee6708665650fc620597af305a0655ca024e5b3958e6d9d6b86671

Download Submit
memory/1948-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4848-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4960-132-0x0000017073350000-0x0000017073360000-memory.dmp

Filesize
64KB

Download
memory/4960-133-0x0000017073A20000-0x0000017073A30000-memory.dmp

Filesize
64KB

Download
memory/4960-134-0x00000170760D0000-0x00000170760D4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads