sakula | 1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e

General

Target

1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe
Size

150KB
MD5

157c4e5724f2aecf635ea993b10704af
SHA1

5f11cf9f976aae19c58d278b43e9599ae02b5461
SHA256

1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e
SHA512

74adf8ce43f891af3a3a452db5af2906e7f16b785297ab40fae07b37eba968069442608fcb2dc2950685714d5896e93350b6992e1a527349fbab73bc4846210b

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

464 MediaCenter.exe

pid	process
464	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:

1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.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"	1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe

Drops file in Windows directory 2 IoCs

Processes:

TiWorker.exe

description	ioc	process
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

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MusNotifyIcon.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe

Modifies data under HKEY_USERS 45 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.088339"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4324"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4260"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4016 PING.EXE

pid	process
4016	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	376	1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe
Token: SeBackupPrivilege	3328	TiWorker.exe
Token: SeRestorePrivilege	3328	TiWorker.exe
Token: SeSecurityPrivilege	3328	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.execmd.exe

description	pid	process	target process
PID 376 wrote to memory of 464	376	1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe	MediaCenter.exe
PID 376 wrote to memory of 464	376	1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe	MediaCenter.exe
PID 376 wrote to memory of 464	376	1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe	MediaCenter.exe
PID 376 wrote to memory of 3080	376	1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe	cmd.exe
PID 376 wrote to memory of 3080	376	1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe	cmd.exe
PID 376 wrote to memory of 3080	376	1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe	cmd.exe
PID 3080 wrote to memory of 4016	3080	cmd.exe	PING.EXE
PID 3080 wrote to memory of 4016	3080	cmd.exe	PING.EXE
PID 3080 wrote to memory of 4016	3080	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe
"C:\Users\Admin\AppData\Local\Temp\1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:376

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:464

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1372e2dd23b6d6c645c30021cd04683e03bf63ae6deb1049150a4adf4ba3918e.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3080

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4016

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3924

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:1588

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:3328

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

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

MD5
b7f8ae2e4f2e3ecfbe115956e0dfe025

SHA1
54786a435b8ba5d255febb67c2aebbe541903363

SHA256
cec16daaaa51a846bc311fa5402aac6646104937011463fad6e25cb992d7a940

SHA512
e0dd5a8e197bc1502fcc5ef614f5548a4aec719e205e51b30be93b13f8141f5326a382cbf54cbb31a67e222ed7cc1ea58e8334365d3c3b0aa586fea96571bb2c

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

MD5
b7f8ae2e4f2e3ecfbe115956e0dfe025

SHA1
54786a435b8ba5d255febb67c2aebbe541903363

SHA256
cec16daaaa51a846bc311fa5402aac6646104937011463fad6e25cb992d7a940

SHA512
e0dd5a8e197bc1502fcc5ef614f5548a4aec719e205e51b30be93b13f8141f5326a382cbf54cbb31a67e222ed7cc1ea58e8334365d3c3b0aa586fea96571bb2c

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads