sakula | 187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af

General

Target

187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe
Size

89KB
MD5

0046da48b1e7ba9160bcc8b9dcf9c1e3
SHA1

9d266d5dc3316c02e4c83d3110aae5e36c52935e
SHA256

187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af
SHA512

a43a5f33dad2242127f565cede5fcd381d25515d102c9cada58347d213a476ea31e20061eb50cf8e0c4e99931dc342289be64d809425d517dbe22d6872c7ccab

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/1148-135-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral2/memory/4088-136-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4088 MediaCenter.exe

pid	process
4088	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:

187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.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"	187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.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

628 PING.EXE

pid	process
628	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4520	svchost.exe
Token: SeCreatePagefilePrivilege	4520	svchost.exe
Token: SeShutdownPrivilege	4520	svchost.exe
Token: SeCreatePagefilePrivilege	4520	svchost.exe
Token: SeShutdownPrivilege	4520	svchost.exe
Token: SeCreatePagefilePrivilege	4520	svchost.exe
Token: SeIncBasePriorityPrivilege	1148	187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe
Token: SeBackupPrivilege	1092	TiWorker.exe
Token: SeRestorePrivilege	1092	TiWorker.exe
Token: SeSecurityPrivilege	1092	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.execmd.exe

description	pid	process	target process
PID 1148 wrote to memory of 4088	1148	187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe	MediaCenter.exe
PID 1148 wrote to memory of 4088	1148	187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe	MediaCenter.exe
PID 1148 wrote to memory of 4088	1148	187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe	MediaCenter.exe
PID 1148 wrote to memory of 8	1148	187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe	cmd.exe
PID 1148 wrote to memory of 8	1148	187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe	cmd.exe
PID 1148 wrote to memory of 8	1148	187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe	cmd.exe
PID 8 wrote to memory of 628	8	cmd.exe	PING.EXE
PID 8 wrote to memory of 628	8	cmd.exe	PING.EXE
PID 8 wrote to memory of 628	8	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe
"C:\Users\Admin\AppData\Local\Temp\187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1148

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4088

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\187f19bc1cc7646a410eeb917e94d4034fcd1e3b74cb63442bd09af974a153af.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:8

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:628

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:4520

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:1092

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
660b34433000643e49107dc9e3995901

SHA1
2924ea3c3daab34499d1ac1abd3eceaaae2ae334

SHA256
c5f375be451c6667ab55b542bd5fa10cdec6b9cd6ae47add5bb15b8925e9bed2

SHA512
6483f58d46ed17dc09e9c48cf2e88a54cea519cc14e583dde92e2805b95f17fa716c074ee4c3fc14225d42b40a9a0ec4f52b4f7e63b9d35dc906c5c971aade26

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

MD5
660b34433000643e49107dc9e3995901

SHA1
2924ea3c3daab34499d1ac1abd3eceaaae2ae334

SHA256
c5f375be451c6667ab55b542bd5fa10cdec6b9cd6ae47add5bb15b8925e9bed2

SHA512
6483f58d46ed17dc09e9c48cf2e88a54cea519cc14e583dde92e2805b95f17fa716c074ee4c3fc14225d42b40a9a0ec4f52b4f7e63b9d35dc906c5c971aade26

Download Submit
memory/1148-135-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4088-136-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4520-133-0x0000020149B20000-0x0000020149B30000-memory.dmp

Filesize
64KB

Download
memory/4520-132-0x0000020149590000-0x00000201495A0000-memory.dmp

Filesize
64KB

Download
memory/4520-134-0x000002014C210000-0x000002014C214000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads