sakula | 042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8

General

Target

042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe
Size

216KB
MD5

b7265e19c3f6b5392a05b8b787e13d97
SHA1

8d6c55dcdd9877630bf8ff16808b6b849128189a
SHA256

042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8
SHA512

591e0153d948149e66d7b58549855c920c7d553714e1075c57e646d0392677fe7fe8ec770658a0f4e30fe2d19af6f0671a84bb3e9247d3a1b4970e12d6cbb06b

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/5056-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4872-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4872 MediaCenter.exe

pid	process
4872	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:

042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.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"	042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.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

3560 PING.EXE

pid	process
3560	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4860	svchost.exe
Token: SeCreatePagefilePrivilege	4860	svchost.exe
Token: SeShutdownPrivilege	4860	svchost.exe
Token: SeCreatePagefilePrivilege	4860	svchost.exe
Token: SeShutdownPrivilege	4860	svchost.exe
Token: SeCreatePagefilePrivilege	4860	svchost.exe
Token: SeIncBasePriorityPrivilege	5056	042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe
Token: SeBackupPrivilege	4960	TiWorker.exe
Token: SeRestorePrivilege	4960	TiWorker.exe
Token: SeSecurityPrivilege	4960	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.execmd.exe

description	pid	process	target process
PID 5056 wrote to memory of 4872	5056	042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe	MediaCenter.exe
PID 5056 wrote to memory of 4872	5056	042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe	MediaCenter.exe
PID 5056 wrote to memory of 4872	5056	042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe	MediaCenter.exe
PID 5056 wrote to memory of 3984	5056	042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe	cmd.exe
PID 5056 wrote to memory of 3984	5056	042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe	cmd.exe
PID 5056 wrote to memory of 3984	5056	042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe	cmd.exe
PID 3984 wrote to memory of 3560	3984	cmd.exe	PING.EXE
PID 3984 wrote to memory of 3560	3984	cmd.exe	PING.EXE
PID 3984 wrote to memory of 3560	3984	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe
"C:\Users\Admin\AppData\Local\Temp\042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5056

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4872

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\042d3b3f7955e2406c4ac68a338a22bb8ed28993fe108a0d71ef990edfc6a8b8.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3984

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3560

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:4860

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:4960

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
6293da1d75748f2697734fe79c6ad595

SHA1
e98e1a2c00b2f220bf0dc2942743cefa84072605

SHA256
bee70f06e309483f0cc3b6908e62c6d2153d3b657c6de87e06e157e7941fdd07

SHA512
a41124d3a6e5baf661ebe48fe0b7bcc36f4281cbbd41b12db7701dcf07d27d7182636e3e7ba746475912bfbfe35867f7e6e39d320d5502c42a2f27cfb0fe4cb9

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
6293da1d75748f2697734fe79c6ad595

SHA1
e98e1a2c00b2f220bf0dc2942743cefa84072605

SHA256
bee70f06e309483f0cc3b6908e62c6d2153d3b657c6de87e06e157e7941fdd07

SHA512
a41124d3a6e5baf661ebe48fe0b7bcc36f4281cbbd41b12db7701dcf07d27d7182636e3e7ba746475912bfbfe35867f7e6e39d320d5502c42a2f27cfb0fe4cb9

Download Submit
memory/4860-132-0x0000017900930000-0x0000017900940000-memory.dmp

Filesize
64KB

Download
memory/4860-133-0x0000017900990000-0x00000179009A0000-memory.dmp

Filesize
64KB

Download
memory/4860-134-0x0000017903680000-0x0000017903684000-memory.dmp

Filesize
16KB

Download
memory/4872-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/5056-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads