sakula | 087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5

General

Target

087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe
Size

176KB
MD5

27aeec117b2c0cee1145d4aa287ac800
SHA1

d711a3fc88b1909a3c6ce0bfea2db7c187d5f0e1
SHA256

087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5
SHA512

74f6f1fd426ddd63c99f92a4186b8ed2a0f7bf69b67297d941c4743d109d0491f808ddf0d625b8ae8ab9670beef8bc35c6c62657c4f177853c8d53d9b0bd2265

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/5000-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4464-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4464 MediaCenter.exe

pid	process
4464	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:

087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.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"	087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\WinSxS\pending.xml	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

2600 PING.EXE

pid	process
2600	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3368	svchost.exe
Token: SeCreatePagefilePrivilege	3368	svchost.exe
Token: SeShutdownPrivilege	3368	svchost.exe
Token: SeCreatePagefilePrivilege	3368	svchost.exe
Token: SeShutdownPrivilege	3368	svchost.exe
Token: SeCreatePagefilePrivilege	3368	svchost.exe
Token: SeIncBasePriorityPrivilege	5000	087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe
Token: SeBackupPrivilege	2888	TiWorker.exe
Token: SeRestorePrivilege	2888	TiWorker.exe
Token: SeSecurityPrivilege	2888	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.execmd.exe

description	pid	process	target process
PID 5000 wrote to memory of 4464	5000	087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe	MediaCenter.exe
PID 5000 wrote to memory of 4464	5000	087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe	MediaCenter.exe
PID 5000 wrote to memory of 4464	5000	087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe	MediaCenter.exe
PID 5000 wrote to memory of 2068	5000	087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe	cmd.exe
PID 5000 wrote to memory of 2068	5000	087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe	cmd.exe
PID 5000 wrote to memory of 2068	5000	087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe	cmd.exe
PID 2068 wrote to memory of 2600	2068	cmd.exe	PING.EXE
PID 2068 wrote to memory of 2600	2068	cmd.exe	PING.EXE
PID 2068 wrote to memory of 2600	2068	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe
"C:\Users\Admin\AppData\Local\Temp\087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5000

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4464

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\087d856c3686283e3a1f9b4bfac231971a047254cfc6342e9a4b84f73fe626d5.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2068

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2600

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:3368

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:2888

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
033a069c02e14d59f4bbce379d0789ee

SHA1
fbab7741d7c43408ddee2ac02e15b42762a1b20c

SHA256
09b84d9247942dcb396ae90a30e6fb2d11ff1341a4e1b4b1a355a5e7ac4711bd

SHA512
778db9ee11b7b8e31f7bbe3abe4a370f0f1047279becdd38dafc69a6751fed5258d92f60cda70e01a608ad6315392196aebb58b2442ea1385d704aeb545ea667

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
033a069c02e14d59f4bbce379d0789ee

SHA1
fbab7741d7c43408ddee2ac02e15b42762a1b20c

SHA256
09b84d9247942dcb396ae90a30e6fb2d11ff1341a4e1b4b1a355a5e7ac4711bd

SHA512
778db9ee11b7b8e31f7bbe3abe4a370f0f1047279becdd38dafc69a6751fed5258d92f60cda70e01a608ad6315392196aebb58b2442ea1385d704aeb545ea667

Download Submit
memory/3368-132-0x000002478FB70000-0x000002478FB80000-memory.dmp

Filesize
64KB

Download
memory/3368-133-0x0000024790120000-0x0000024790130000-memory.dmp

Filesize
64KB

Download
memory/3368-134-0x00000247927F0000-0x00000247927F4000-memory.dmp

Filesize
16KB

Download
memory/4464-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/5000-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads