sakula | 166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33

General

Target

166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe
Size

99KB
MD5

36a220c06e4284bc08511de788efd127
SHA1

6343063700617c369ad1057303f4750cf8d58b62
SHA256

166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33
SHA512

14fbcf69b1dacc46482ce2df4e6a0d531718de2080f9ccf411c7a66f299152ce6e3a85f3bbdf4b0b51df531b125ad67a215e35c73e6b0d56d2426dcead766251

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

1648 MediaCenter.exe

pid	process
1648	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:

166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.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"	166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.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.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
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\WindowsUpdate.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

3824 PING.EXE

pid	process
3824	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe

description	pid	process
Token: SeShutdownPrivilege	4108	svchost.exe
Token: SeCreatePagefilePrivilege	4108	svchost.exe
Token: SeShutdownPrivilege	4108	svchost.exe
Token: SeCreatePagefilePrivilege	4108	svchost.exe
Token: SeShutdownPrivilege	4108	svchost.exe
Token: SeCreatePagefilePrivilege	4108	svchost.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1296	166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe
Token: SeBackupPrivilege	1496	TiWorker.exe
Token: SeRestorePrivilege	1496	TiWorker.exe
Token: SeSecurityPrivilege	1496	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.execmd.exe

description	pid	process	target process
PID 1296 wrote to memory of 1648	1296	166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe	MediaCenter.exe
PID 1296 wrote to memory of 1648	1296	166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe	MediaCenter.exe
PID 1296 wrote to memory of 1648	1296	166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe	MediaCenter.exe
PID 1296 wrote to memory of 3560	1296	166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe	cmd.exe
PID 1296 wrote to memory of 3560	1296	166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe	cmd.exe
PID 1296 wrote to memory of 3560	1296	166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe	cmd.exe
PID 3560 wrote to memory of 3824	3560	cmd.exe	PING.EXE
PID 3560 wrote to memory of 3824	3560	cmd.exe	PING.EXE
PID 3560 wrote to memory of 3824	3560	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe
"C:\Users\Admin\AppData\Local\Temp\166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1296

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1648

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\166804a91557ced3df5d91e79c35fef0a9ac9e713cfc3015f9b3ad5f3f9b1e33.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3560

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3824

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:4108

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:1496

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
a583e779f1861013512a003c97051613

SHA1
1a08ae32b8a7abf31632cbb7c8b10d4448597622

SHA256
fad1b12b8edcd65124ab27a285bea73c42ac16d19a1bf2a01a34aca88b02ab95

SHA512
08064da9eca7e8ee60986a3a1606317754010c5888a86d522765cbd77e2c067bd8966d4e26e6c11530b3eefb08079e14d3819cdaec7e0314b3984a1569780a38

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

MD5
a583e779f1861013512a003c97051613

SHA1
1a08ae32b8a7abf31632cbb7c8b10d4448597622

SHA256
fad1b12b8edcd65124ab27a285bea73c42ac16d19a1bf2a01a34aca88b02ab95

SHA512
08064da9eca7e8ee60986a3a1606317754010c5888a86d522765cbd77e2c067bd8966d4e26e6c11530b3eefb08079e14d3819cdaec7e0314b3984a1569780a38

Download Submit
memory/4108-132-0x000002AC55730000-0x000002AC55740000-memory.dmp

Filesize
64KB

Download
memory/4108-133-0x000002AC55790000-0x000002AC557A0000-memory.dmp

Filesize
64KB

Download
memory/4108-134-0x000002AC58480000-0x000002AC58484000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads