sakula | 0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c

General

Target

0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe
Size

80KB
MD5

b611c7623faee5bf85dde7e54fe79415
SHA1

3a348502ed33e5e1531373982efb20b708cc0fd1
SHA256

0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c
SHA512

64ab31bff528d48fb7f9ef06597b7f6c50e7c1c2a39c05fe888c567b35a3015e973f2bd26a7e17f6ea810c51b5742ab6ee444fcf79123fdfff72aed7cd9a232a

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

4600 MediaCenter.exe

pid	process
4600	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:

0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.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"	0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.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.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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	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

2956 PING.EXE

pid	process
2956	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	640	svchost.exe
Token: SeCreatePagefilePrivilege	640	svchost.exe
Token: SeShutdownPrivilege	640	svchost.exe
Token: SeCreatePagefilePrivilege	640	svchost.exe
Token: SeShutdownPrivilege	640	svchost.exe
Token: SeCreatePagefilePrivilege	640	svchost.exe
Token: SeIncBasePriorityPrivilege	3088	0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.execmd.exe

description	pid	process	target process
PID 3088 wrote to memory of 4600	3088	0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe	MediaCenter.exe
PID 3088 wrote to memory of 4600	3088	0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe	MediaCenter.exe
PID 3088 wrote to memory of 4600	3088	0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe	MediaCenter.exe
PID 3088 wrote to memory of 3344	3088	0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe	cmd.exe
PID 3088 wrote to memory of 3344	3088	0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe	cmd.exe
PID 3088 wrote to memory of 3344	3088	0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe	cmd.exe
PID 3344 wrote to memory of 2956	3344	cmd.exe	PING.EXE
PID 3344 wrote to memory of 2956	3344	cmd.exe	PING.EXE
PID 3344 wrote to memory of 2956	3344	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe
"C:\Users\Admin\AppData\Local\Temp\0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3088

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4600

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b4fe77e6f8f37e2e5f9f4b9db2e7ab41e7c489d201547354269f2a9d0a5b19c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3344

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2956

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:640

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:2852

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
289639d34ead0e6e36ff28ad7e549309

SHA1
14ae06c42100306d1a8ad91a2f0f03a8bbcc9ea1

SHA256
197aeafabb69801ea4e73da5051435992a94d98d8a130c780cbcd81f5b79adb4

SHA512
71a84c2f294b7ddc7d34bf018f69494e7066d212f7318fabe7b95661ff462e8217f45c44f5d07c44d69dc2acb29e2133adc7c7272b682cb5be4d768b21e76d21

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

MD5
289639d34ead0e6e36ff28ad7e549309

SHA1
14ae06c42100306d1a8ad91a2f0f03a8bbcc9ea1

SHA256
197aeafabb69801ea4e73da5051435992a94d98d8a130c780cbcd81f5b79adb4

SHA512
71a84c2f294b7ddc7d34bf018f69494e7066d212f7318fabe7b95661ff462e8217f45c44f5d07c44d69dc2acb29e2133adc7c7272b682cb5be4d768b21e76d21

Download Submit
memory/640-132-0x00000275F4D40000-0x00000275F4D50000-memory.dmp

Filesize
64KB

Download
memory/640-133-0x00000275F55E0000-0x00000275F55F0000-memory.dmp

Filesize
64KB

Download
memory/640-134-0x00000275F7AC0000-0x00000275F7AC4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads