sakula | 15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6

General

Target

15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe
Size

80KB
MD5

78b54aa038d21d1f429ec52c20617e5f
SHA1

dfbdb5fd9a2e7af085f65988278e9abc1c49585c
SHA256

15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6
SHA512

5f6bb73400c725a84503e7186fe31c5d948d501e805c784333ac2398ff3b316360e312045640c063832926177f550ad7f7320935a39c01bb06ca7d5710049711

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

3944 MediaCenter.exe

pid	process
3944	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:

15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.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"	15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.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

2640 PING.EXE

pid	process
2640	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1144	svchost.exe
Token: SeCreatePagefilePrivilege	1144	svchost.exe
Token: SeShutdownPrivilege	1144	svchost.exe
Token: SeCreatePagefilePrivilege	1144	svchost.exe
Token: SeShutdownPrivilege	1144	svchost.exe
Token: SeCreatePagefilePrivilege	1144	svchost.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe
Token: SeRestorePrivilege	4048	TiWorker.exe
Token: SeSecurityPrivilege	4048	TiWorker.exe
Token: SeBackupPrivilege	4048	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.execmd.exe

description	pid	process	target process
PID 4132 wrote to memory of 3944	4132	15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe	MediaCenter.exe
PID 4132 wrote to memory of 3944	4132	15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe	MediaCenter.exe
PID 4132 wrote to memory of 3944	4132	15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe	MediaCenter.exe
PID 4132 wrote to memory of 5080	4132	15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe	cmd.exe
PID 4132 wrote to memory of 5080	4132	15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe	cmd.exe
PID 4132 wrote to memory of 5080	4132	15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe	cmd.exe
PID 5080 wrote to memory of 2640	5080	cmd.exe	PING.EXE
PID 5080 wrote to memory of 2640	5080	cmd.exe	PING.EXE
PID 5080 wrote to memory of 2640	5080	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe
"C:\Users\Admin\AppData\Local\Temp\15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4132

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3944

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15ecd5a1280d7095e100a28c61e419a265d58e42fc63c4471c9d9b1084892ae6.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:5080

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2640

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:1144

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:4048

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
edcc90d5576703f4e13a992615a9905a

SHA1
f26baf8044369f45017b4537ce5aa3c3e2c94e5a

SHA256
709895884e9e63491de13d11b0f504db2821e52c026ed3535b35db0b69177b3e

SHA512
10dceefda40b99e7d9718940fd29637ccde80328e154058e27c03545f469b2f4bf33a6cc2242a7d946bcb542137b7d171b48a225e75cd3a6ec6bc7e063922f22

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

MD5
edcc90d5576703f4e13a992615a9905a

SHA1
f26baf8044369f45017b4537ce5aa3c3e2c94e5a

SHA256
709895884e9e63491de13d11b0f504db2821e52c026ed3535b35db0b69177b3e

SHA512
10dceefda40b99e7d9718940fd29637ccde80328e154058e27c03545f469b2f4bf33a6cc2242a7d946bcb542137b7d171b48a225e75cd3a6ec6bc7e063922f22

Download Submit
memory/1144-132-0x0000015EE1980000-0x0000015EE1990000-memory.dmp

Filesize
64KB

Download
memory/1144-133-0x0000015EE1F20000-0x0000015EE1F30000-memory.dmp

Filesize
64KB

Download
memory/1144-134-0x0000015EE4600000-0x0000015EE4604000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads