sakula | 157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f

General

Target

157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe
Size

35KB
MD5

6c7b30c7b5674178342d29a1ad1c9984
SHA1

460969cfc4f7ed4dd698524c3d70b524c8540901
SHA256

157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f
SHA512

fe8d54832077935e02977dc315145dc9e3a33ade5915988d4ae0dbab3482f00a3cef7ae3d5ee9e8a85d59f0a60dc5eb1e85e5dd4d78c11831e90e8f0fba32333

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4972 MediaCenter.exe

pid	process
4972	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:

157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.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"	157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

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

3420 PING.EXE

pid	process
3420	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4304	svchost.exe
Token: SeCreatePagefilePrivilege	4304	svchost.exe
Token: SeShutdownPrivilege	4304	svchost.exe
Token: SeCreatePagefilePrivilege	4304	svchost.exe
Token: SeShutdownPrivilege	4304	svchost.exe
Token: SeCreatePagefilePrivilege	4304	svchost.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe
Token: SeRestorePrivilege	2404	TiWorker.exe
Token: SeSecurityPrivilege	2404	TiWorker.exe
Token: SeBackupPrivilege	2404	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.execmd.exe

description	pid	process	target process
PID 4636 wrote to memory of 4972	4636	157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe	MediaCenter.exe
PID 4636 wrote to memory of 4972	4636	157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe	MediaCenter.exe
PID 4636 wrote to memory of 4972	4636	157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe	MediaCenter.exe
PID 4636 wrote to memory of 4024	4636	157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe	cmd.exe
PID 4636 wrote to memory of 4024	4636	157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe	cmd.exe
PID 4636 wrote to memory of 4024	4636	157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe	cmd.exe
PID 4024 wrote to memory of 3420	4024	cmd.exe	PING.EXE
PID 4024 wrote to memory of 3420	4024	cmd.exe	PING.EXE
PID 4024 wrote to memory of 3420	4024	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe
"C:\Users\Admin\AppData\Local\Temp\157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4636

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4972

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\157bc0858472974959eb2038f4d0aafff028b5f01f8775a7aabced0f5088346f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4024

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3420

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:4304

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:2404

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
09e5c25e857da6601e0ab04353b2eb22

SHA1
7267f1ee2c8f893a81496c893cb34b8f3ee5fa55

SHA256
7e560ffeaaa72238e047a982f9d0976d134ba54b5006e37b6591e98efa1b3b7f

SHA512
16cba5a0cb6deab1b8d0e6e280b6579ad03b98c04e1ced76009fe6614e97a360384e586582566d6ae94c9ca21095a27868b1732fab7ce0f9ef0cb28e73a6f92a

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

MD5
09e5c25e857da6601e0ab04353b2eb22

SHA1
7267f1ee2c8f893a81496c893cb34b8f3ee5fa55

SHA256
7e560ffeaaa72238e047a982f9d0976d134ba54b5006e37b6591e98efa1b3b7f

SHA512
16cba5a0cb6deab1b8d0e6e280b6579ad03b98c04e1ced76009fe6614e97a360384e586582566d6ae94c9ca21095a27868b1732fab7ce0f9ef0cb28e73a6f92a

Download Submit
memory/4304-132-0x0000020759930000-0x0000020759940000-memory.dmp

Filesize
64KB

Download
memory/4304-133-0x0000020759990000-0x00000207599A0000-memory.dmp

Filesize
64KB

Download
memory/4304-134-0x000002075C680000-0x000002075C684000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads