sakula | 13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd

General

Target

13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe
Size

80KB
MD5

a2774bb7dc3b7384c8c71f02a6c59d06
SHA1

b22ba85f467ef8ecc843dbf791fb949406847e5e
SHA256

13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd
SHA512

ab5e8d7feb4f0a878c6ce362028362220347cca2615b94730903b8e39cb06375d90b94dacc44673cb774b654220609f08bae718ec1c48188ab23bcd497e45e3b

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 2 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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2072 MediaCenter.exe

pid	process
2072	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:

13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.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"	13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.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

3508 PING.EXE

pid	process
3508	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe

description	pid	process
Token: SeShutdownPrivilege	1184	svchost.exe
Token: SeCreatePagefilePrivilege	1184	svchost.exe
Token: SeShutdownPrivilege	1184	svchost.exe
Token: SeCreatePagefilePrivilege	1184	svchost.exe
Token: SeShutdownPrivilege	1184	svchost.exe
Token: SeCreatePagefilePrivilege	1184	svchost.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2192	13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe
Token: SeBackupPrivilege	3904	TiWorker.exe
Token: SeRestorePrivilege	3904	TiWorker.exe
Token: SeSecurityPrivilege	3904	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.execmd.exe

description	pid	process	target process
PID 2192 wrote to memory of 2072	2192	13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe	MediaCenter.exe
PID 2192 wrote to memory of 2072	2192	13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe	MediaCenter.exe
PID 2192 wrote to memory of 2072	2192	13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe	MediaCenter.exe
PID 2192 wrote to memory of 544	2192	13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe	cmd.exe
PID 2192 wrote to memory of 544	2192	13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe	cmd.exe
PID 2192 wrote to memory of 544	2192	13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe	cmd.exe
PID 544 wrote to memory of 3508	544	cmd.exe	PING.EXE
PID 544 wrote to memory of 3508	544	cmd.exe	PING.EXE
PID 544 wrote to memory of 3508	544	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe
"C:\Users\Admin\AppData\Local\Temp\13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2192

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2072

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13d4c8f14026e0ede5d291f15b8d90a481dcc02bd0b4f24afabae964d2b5dcfd.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:544

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3508

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:1184

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:3904

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
fc5542330457d4fa739b022899b16671

SHA1
b72be0edb19334c2fedc2143385ada2eb8c4a175

SHA256
6d6a6037deaff6d521508c61d8101a83691cdffcc520c81e2a9f120767351602

SHA512
43d9978ff105abfb39594f4d8aa2e0155e4819e1c5b477d12ea7609ab6f75343d6af8391059bd69458ff2c114149a71d8c002d43396e2a575619f46c8e6f8efd

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

MD5
fc5542330457d4fa739b022899b16671

SHA1
b72be0edb19334c2fedc2143385ada2eb8c4a175

SHA256
6d6a6037deaff6d521508c61d8101a83691cdffcc520c81e2a9f120767351602

SHA512
43d9978ff105abfb39594f4d8aa2e0155e4819e1c5b477d12ea7609ab6f75343d6af8391059bd69458ff2c114149a71d8c002d43396e2a575619f46c8e6f8efd

Download Submit
memory/1184-135-0x0000021399780000-0x0000021399790000-memory.dmp

Filesize
64KB

Download
memory/1184-136-0x0000021399F60000-0x0000021399F70000-memory.dmp

Filesize
64KB

Download
memory/1184-137-0x000002139CB60000-0x000002139CB64000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads