sakula | 15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168

General

Target

15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe
Size

216KB
MD5

651b8a01890b93632c6eb3873bb7404f
SHA1

eacd1590ea30d8ab67c5a7b1bfb3e8cb81c02563
SHA256

15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168
SHA512

92eaed4038c3393aae2edcc129ac07de88bc7f1c611eba4c7e1ff5461a881cd3a67b52591893547b3f0a4f7d855ad2d38141d0c4c31f52109a471b0daf97d5e2

Score

10^/10

sakula persistence rat suricata 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/1788-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1276-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1276 MediaCenter.exe

pid	process
1276	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:

15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.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"	15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.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

2400 PING.EXE

pid	process
2400	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2884	svchost.exe
Token: SeCreatePagefilePrivilege	2884	svchost.exe
Token: SeShutdownPrivilege	2884	svchost.exe
Token: SeCreatePagefilePrivilege	2884	svchost.exe
Token: SeShutdownPrivilege	2884	svchost.exe
Token: SeCreatePagefilePrivilege	2884	svchost.exe
Token: SeIncBasePriorityPrivilege	1788	15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe
Token: SeBackupPrivilege	3952	TiWorker.exe
Token: SeRestorePrivilege	3952	TiWorker.exe
Token: SeSecurityPrivilege	3952	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.execmd.exe

description	pid	process	target process
PID 1788 wrote to memory of 1276	1788	15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe	MediaCenter.exe
PID 1788 wrote to memory of 1276	1788	15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe	MediaCenter.exe
PID 1788 wrote to memory of 1276	1788	15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe	MediaCenter.exe
PID 1788 wrote to memory of 2996	1788	15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe	cmd.exe
PID 1788 wrote to memory of 2996	1788	15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe	cmd.exe
PID 1788 wrote to memory of 2996	1788	15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe	cmd.exe
PID 2996 wrote to memory of 2400	2996	cmd.exe	PING.EXE
PID 2996 wrote to memory of 2400	2996	cmd.exe	PING.EXE
PID 2996 wrote to memory of 2400	2996	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe
"C:\Users\Admin\AppData\Local\Temp\15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1276

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15a19841d3fc140c49c2abb512753394ebe5c24fa3f0ab2bad487cfc0460c168.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2996

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2400

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:2884

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:3952

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
acdbc330f266655cbcb8ec05c5f21a16

SHA1
ff6bd94b9ab43f6caca84004ed4d688398de2214

SHA256
680e7d7fa1b5387540eef4ccbb43964df29cf6e6a017a2af395bd229891e0920

SHA512
9d5d99b73fc0ca0f383414b54e393188dca3fcf63470d9b9bfd6d1189ae0fb655ac306dadeee6a83597a4a9af427accb12e1fa2e5ecfd4a3574110f7d005e927

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

MD5
acdbc330f266655cbcb8ec05c5f21a16

SHA1
ff6bd94b9ab43f6caca84004ed4d688398de2214

SHA256
680e7d7fa1b5387540eef4ccbb43964df29cf6e6a017a2af395bd229891e0920

SHA512
9d5d99b73fc0ca0f383414b54e393188dca3fcf63470d9b9bfd6d1189ae0fb655ac306dadeee6a83597a4a9af427accb12e1fa2e5ecfd4a3574110f7d005e927

Download Submit
memory/1276-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1788-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2884-132-0x000002664E7A0000-0x000002664E7B0000-memory.dmp

Filesize
64KB

Download
memory/2884-133-0x000002664EF60000-0x000002664EF70000-memory.dmp

Filesize
64KB

Download
memory/2884-134-0x0000026651B80000-0x0000026651B84000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads