sakula | 16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98

General

Target

16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe
Size

58KB
MD5

c3643b06640a0f03fcf41b48d1f6cda8
SHA1

8608e04b22992ea35c4a34b1a1ac5740fdcbec9d
SHA256

16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98
SHA512

31a0ef4810f95e4027e560d8d5482f6e529f8106ea56d3c4e525c66d529cd67354e63538d0eaa9ee7789cf4acd6e430dd0efdfe21d7ac4e1baa177c1e3e6fc02

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

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:

16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.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"	16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.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

632 PING.EXE

pid	process
632	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4532	svchost.exe
Token: SeCreatePagefilePrivilege	4532	svchost.exe
Token: SeShutdownPrivilege	4532	svchost.exe
Token: SeCreatePagefilePrivilege	4532	svchost.exe
Token: SeShutdownPrivilege	4532	svchost.exe
Token: SeCreatePagefilePrivilege	4532	svchost.exe
Token: SeIncBasePriorityPrivilege	4644	16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.execmd.exe

description	pid	process	target process
PID 4644 wrote to memory of 3944	4644	16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe	MediaCenter.exe
PID 4644 wrote to memory of 3944	4644	16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe	MediaCenter.exe
PID 4644 wrote to memory of 3944	4644	16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe	MediaCenter.exe
PID 4644 wrote to memory of 4816	4644	16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe	cmd.exe
PID 4644 wrote to memory of 4816	4644	16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe	cmd.exe
PID 4644 wrote to memory of 4816	4644	16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe	cmd.exe
PID 4816 wrote to memory of 632	4816	cmd.exe	PING.EXE
PID 4816 wrote to memory of 632	4816	cmd.exe	PING.EXE
PID 4816 wrote to memory of 632	4816	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe
"C:\Users\Admin\AppData\Local\Temp\16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4644

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\16b5a2a31a643beb7522dbbce8cb5b44482403d4f41c5d111b0d32ee2988eb98.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4816

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:632

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:4532

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:1412

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
146b022a567adbdde8085d6844c7b581

SHA1
9026f07f6b1884408bd18a93e06af928cac2db2e

SHA256
d8953d0f61f66f849f6936d993f391d633a4e07ab8263eccef703a765b6e5693

SHA512
509c7fedf5381f8fddc9703889562e10b8cd8dbb3fc0f124cd2a2cf4295a3255495d0c9b0121386cb34d359332cc6ec09d148ca565e44a57b00d860fc7468d00

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

MD5
146b022a567adbdde8085d6844c7b581

SHA1
9026f07f6b1884408bd18a93e06af928cac2db2e

SHA256
d8953d0f61f66f849f6936d993f391d633a4e07ab8263eccef703a765b6e5693

SHA512
509c7fedf5381f8fddc9703889562e10b8cd8dbb3fc0f124cd2a2cf4295a3255495d0c9b0121386cb34d359332cc6ec09d148ca565e44a57b00d860fc7468d00

Download Submit
memory/4532-132-0x00000254FE520000-0x00000254FE530000-memory.dmp

Filesize
64KB

Download
memory/4532-133-0x00000254FE580000-0x00000254FE590000-memory.dmp

Filesize
64KB

Download
memory/4532-134-0x00000254FEC40000-0x00000254FEC44000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads