sakula | 1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117

General

Target

1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe
Size

176KB
MD5

8a7af03e59a5513ef423f5293a362f74
SHA1

6d00d269c6bf4c18460c5556aaacbca042d36359
SHA256

1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117
SHA512

9ad8adea4e971b70822e7f8024e63c20b0c604f4838b47a90169a5f7fafdb84a7ec6bfaa5b474f174d0a21f99a41fc86827a262e1015f4fd9354f524280c9bd5

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/1560-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/2336-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2336 MediaCenter.exe

pid	process
2336	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:

1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.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"	1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.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

1852 PING.EXE

pid	process
1852	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1768	svchost.exe
Token: SeCreatePagefilePrivilege	1768	svchost.exe
Token: SeShutdownPrivilege	1768	svchost.exe
Token: SeCreatePagefilePrivilege	1768	svchost.exe
Token: SeShutdownPrivilege	1768	svchost.exe
Token: SeCreatePagefilePrivilege	1768	svchost.exe
Token: SeIncBasePriorityPrivilege	1560	1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe
Token: SeBackupPrivilege	1104	TiWorker.exe
Token: SeRestorePrivilege	1104	TiWorker.exe
Token: SeSecurityPrivilege	1104	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.execmd.exe

description	pid	process	target process
PID 1560 wrote to memory of 2336	1560	1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe	MediaCenter.exe
PID 1560 wrote to memory of 2336	1560	1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe	MediaCenter.exe
PID 1560 wrote to memory of 2336	1560	1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe	MediaCenter.exe
PID 1560 wrote to memory of 5020	1560	1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe	cmd.exe
PID 1560 wrote to memory of 5020	1560	1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe	cmd.exe
PID 1560 wrote to memory of 5020	1560	1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe	cmd.exe
PID 5020 wrote to memory of 1852	5020	cmd.exe	PING.EXE
PID 5020 wrote to memory of 1852	5020	cmd.exe	PING.EXE
PID 5020 wrote to memory of 1852	5020	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe
"C:\Users\Admin\AppData\Local\Temp\1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1560

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2336

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:5020

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1852

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:1768

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:1104

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
4818a20a08f56030cd35cbe5c433ba84

SHA1
f12b7bf25c0d6f2d14fcfc0402db06ba9cb2681a

SHA256
09f5c102be1d181451815c9630a8f66f1c6bf19c7360906fb041b887258d6d90

SHA512
cb7b4b13a2663ffe4cac3dbbf43135086d40d5f14c616ef0eeda4bd93dcb938c634ab0b13b3dcbc11f30fae6f82a78f782d0c5ecc9babb6ba28b9f510f84441b

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

MD5
4818a20a08f56030cd35cbe5c433ba84

SHA1
f12b7bf25c0d6f2d14fcfc0402db06ba9cb2681a

SHA256
09f5c102be1d181451815c9630a8f66f1c6bf19c7360906fb041b887258d6d90

SHA512
cb7b4b13a2663ffe4cac3dbbf43135086d40d5f14c616ef0eeda4bd93dcb938c634ab0b13b3dcbc11f30fae6f82a78f782d0c5ecc9babb6ba28b9f510f84441b

Download Submit
memory/1560-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1768-132-0x000001D585B60000-0x000001D585B70000-memory.dmp

Filesize
64KB

Download
memory/1768-133-0x000001D5862E0000-0x000001D5862F0000-memory.dmp

Filesize
64KB

Download
memory/1768-134-0x000001D5887D0000-0x000001D5887D4000-memory.dmp

Filesize
16KB

Download
memory/2336-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads