sakula | 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75

General

Target

087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe
Size

92KB
MD5

932b940966fe8158b11cc86cb210567a
SHA1

e7aab3c96fd45233504fcf193ce9a3f2a3f786d1
SHA256

087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75
SHA512

c03484b9db55f6c3013ce365a319f471ed848336d8ae336d8ebb13b1bd41a9e977f875a995bec7fd224543d0f6d31062eab8dbca67d4ee9018d709b513aa06a7

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

4008 MediaCenter.exe

pid	process
4008	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:

087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.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"	087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.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

3224 PING.EXE

pid	process
3224	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4840	svchost.exe
Token: SeCreatePagefilePrivilege	4840	svchost.exe
Token: SeShutdownPrivilege	4840	svchost.exe
Token: SeCreatePagefilePrivilege	4840	svchost.exe
Token: SeShutdownPrivilege	4840	svchost.exe
Token: SeCreatePagefilePrivilege	4840	svchost.exe
Token: SeIncBasePriorityPrivilege	3044	087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe
Token: SeBackupPrivilege	1124	TiWorker.exe
Token: SeRestorePrivilege	1124	TiWorker.exe
Token: SeSecurityPrivilege	1124	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.execmd.exe

description	pid	process	target process
PID 3044 wrote to memory of 4008	3044	087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe	MediaCenter.exe
PID 3044 wrote to memory of 4008	3044	087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe	MediaCenter.exe
PID 3044 wrote to memory of 4008	3044	087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe	MediaCenter.exe
PID 3044 wrote to memory of 3356	3044	087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe	cmd.exe
PID 3044 wrote to memory of 3356	3044	087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe	cmd.exe
PID 3044 wrote to memory of 3356	3044	087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe	cmd.exe
PID 3356 wrote to memory of 3224	3356	cmd.exe	PING.EXE
PID 3356 wrote to memory of 3224	3356	cmd.exe	PING.EXE
PID 3356 wrote to memory of 3224	3356	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe
"C:\Users\Admin\AppData\Local\Temp\087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4008

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3356

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3224

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:4840

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:1124

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
104a1b49fce48b26812c5ca35d1f6230

SHA1
5d4fa784cb4181cb8aaa1977eb05c14e9cead476

SHA256
a1b1ee07fa040ab6bb906c42ca8720dc86368007cf4c172bd08ce0e3f330bac9

SHA512
2b7e32ad2b08715bf8d1f220c51b43ea33b6521f2776b6e06ad07afde3eb5536873485b38bdddb168a7376adb44b0287210b18cbaebc6577c2ec6cfb763fa7c8

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
104a1b49fce48b26812c5ca35d1f6230

SHA1
5d4fa784cb4181cb8aaa1977eb05c14e9cead476

SHA256
a1b1ee07fa040ab6bb906c42ca8720dc86368007cf4c172bd08ce0e3f330bac9

SHA512
2b7e32ad2b08715bf8d1f220c51b43ea33b6521f2776b6e06ad07afde3eb5536873485b38bdddb168a7376adb44b0287210b18cbaebc6577c2ec6cfb763fa7c8

Download Submit
memory/4840-132-0x000001FFD8190000-0x000001FFD81A0000-memory.dmp

Filesize
64KB

Download
memory/4840-133-0x000001FFD8720000-0x000001FFD8730000-memory.dmp

Filesize
64KB

Download
memory/4840-134-0x000001FFDAE10000-0x000001FFDAE14000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads