sakula | 1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa

General

Target

1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe
Size

216KB
MD5

89be9914086ad4fd24250dfa4e9b2cd9
SHA1

8bfd4b3b7cd70a1be8027a9b82acb3263197aeca
SHA256

1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa
SHA512

27afd02fb1d7aa98aa8ed11dd8ac910a37385d5e7e6fda70e0373b694310294ddd3f4e1ed5126f70669727614dc3be1a0730546579ff9c16962896ece25c1caf

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/4700-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1424-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1424 MediaCenter.exe

pid	process
1424	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:

1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.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"	1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.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

1732 PING.EXE

pid	process
1732	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe

description	pid	process
Token: SeShutdownPrivilege	1364	svchost.exe
Token: SeCreatePagefilePrivilege	1364	svchost.exe
Token: SeShutdownPrivilege	1364	svchost.exe
Token: SeCreatePagefilePrivilege	1364	svchost.exe
Token: SeShutdownPrivilege	1364	svchost.exe
Token: SeCreatePagefilePrivilege	1364	svchost.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeIncBasePriorityPrivilege	4700	1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe
Token: SeBackupPrivilege	1020	TiWorker.exe
Token: SeRestorePrivilege	1020	TiWorker.exe
Token: SeSecurityPrivilege	1020	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.execmd.exe

description	pid	process	target process
PID 4700 wrote to memory of 1424	4700	1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe	MediaCenter.exe
PID 4700 wrote to memory of 1424	4700	1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe	MediaCenter.exe
PID 4700 wrote to memory of 1424	4700	1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe	MediaCenter.exe
PID 4700 wrote to memory of 2272	4700	1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe	cmd.exe
PID 4700 wrote to memory of 2272	4700	1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe	cmd.exe
PID 4700 wrote to memory of 2272	4700	1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe	cmd.exe
PID 2272 wrote to memory of 1732	2272	cmd.exe	PING.EXE
PID 2272 wrote to memory of 1732	2272	cmd.exe	PING.EXE
PID 2272 wrote to memory of 1732	2272	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe
"C:\Users\Admin\AppData\Local\Temp\1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4700

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1424

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1682bfc244ab0e901700c28c9a2a5e3510b01dd1dc9ec1c0275bbd4daba95afa.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2272

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1732

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:1364

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:1020

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
36107e0482f06c1f793b847bd4e4ecd5

SHA1
69e64e9844cb982f09cb5a91ccf3815d13f9eb6d

SHA256
9dfd9b563c74b5c013d456a045b628ca77eec8964db1998e43c92f6ec9603efa

SHA512
fed6b38a4d8885395b89694c32c84900baae79c23ff1c02c77cb757d1c5d08ce31d3702de0fe344c08b0b90e001b640db67c9249916571a02935f046edc4d8a7

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

MD5
36107e0482f06c1f793b847bd4e4ecd5

SHA1
69e64e9844cb982f09cb5a91ccf3815d13f9eb6d

SHA256
9dfd9b563c74b5c013d456a045b628ca77eec8964db1998e43c92f6ec9603efa

SHA512
fed6b38a4d8885395b89694c32c84900baae79c23ff1c02c77cb757d1c5d08ce31d3702de0fe344c08b0b90e001b640db67c9249916571a02935f046edc4d8a7

Download Submit
memory/1364-133-0x00000188D0120000-0x00000188D0130000-memory.dmp

Filesize
64KB

Download
memory/1364-132-0x00000188CFB90000-0x00000188CFBA0000-memory.dmp

Filesize
64KB

Download
memory/1364-134-0x00000188D2810000-0x00000188D2814000-memory.dmp

Filesize
16KB

Download
memory/1424-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4700-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads