sakula | 07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37

General

Target

07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe
Size

36KB
MD5

720305eac22d666be073a16059886716
SHA1

9d39c115a41d3a0c938cea9512a148a3e8cb61f5
SHA256

07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37
SHA512

767dcc1ccff4364c757a1bf814b9af59adb77c8a48c8cba9eafea311b8ac96ce5bfbe02fb50a7f8a509394e7bc6651110071e26af36003082a28430303381885

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3620 MediaCenter.exe

pid	process
3620	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:

07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.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"	07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.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 46 IoCs

Processes:

svchost.exe

description	ioc	process
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\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\UploadMonthlyInternetBytes = "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\DownloadMonthlyGroupBytes = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.143758"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\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\LANConnectionCount = "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\FrDownloadRatePct = "90"	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 = "0.139406"	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\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "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\Usage\SwarmCount = "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\DownloadMonthlyCacheHostBytes = "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\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3680"	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\DownloadMonthlyRateFrBps = "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\DownloadMonthlyRateBkCnt = "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\UplinkUsageBps = "0"	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\DownloadMonthlyInternetBytes = "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\SwarmCount = "1"	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\UploadRatePct = "100"	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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3660"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3584 PING.EXE

pid	process
3584	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3864	07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.execmd.exe

description	pid	process	target process
PID 3864 wrote to memory of 3620	3864	07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe	MediaCenter.exe
PID 3864 wrote to memory of 3620	3864	07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe	MediaCenter.exe
PID 3864 wrote to memory of 3620	3864	07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe	MediaCenter.exe
PID 3864 wrote to memory of 876	3864	07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe	cmd.exe
PID 3864 wrote to memory of 876	3864	07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe	cmd.exe
PID 3864 wrote to memory of 876	3864	07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe	cmd.exe
PID 876 wrote to memory of 3584	876	cmd.exe	PING.EXE
PID 876 wrote to memory of 3584	876	cmd.exe	PING.EXE
PID 876 wrote to memory of 3584	876	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe
"C:\Users\Admin\AppData\Local\Temp\07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3864

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3620

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\07164a3615db858db16a3565edf71ff5b0cd0c4ae8b04b1de3e97a325f44ea37.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:876

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3584

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2996

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:3944

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:3528

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
e5fca31c38a5550d91de30b26b31d382

SHA1
1040ab53369eb14bb3ff118f652c75f6521d1667

SHA256
30442e142c8b8c566694fd6817778bca9a061df45b489529e6c5224667d78794

SHA512
e4df15b4d0008a79a6d01ca4256555ff6991fbd942b140770fb232c672b66a146501b6d0c7b24cd64a6d47ceda71d8da1eefc662443fb8fe0098ed43a0264b3b

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
e5fca31c38a5550d91de30b26b31d382

SHA1
1040ab53369eb14bb3ff118f652c75f6521d1667

SHA256
30442e142c8b8c566694fd6817778bca9a061df45b489529e6c5224667d78794

SHA512
e4df15b4d0008a79a6d01ca4256555ff6991fbd942b140770fb232c672b66a146501b6d0c7b24cd64a6d47ceda71d8da1eefc662443fb8fe0098ed43a0264b3b

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads