sakula | 0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d

General

Target

0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe
Size

58KB
MD5

6ada4bf88c0e48cf5c07f619ed746cfa
SHA1

841162b771d01d6519038f1f9b178c4fa559bb1e
SHA256

0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d
SHA512

8f67a8b89586f2590a39714995512140803a9b71b73da800c76c2df6fde68d115394371bbe488c6526e52917d99881cecbd3caabf68e136cd418f64d2e5e10c3

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

3884 MediaCenter.exe

pid	process
3884	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:

0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.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"	0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.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\DownloadMonthlyInternetBytes = "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\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\PeerInfoCount = "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\DownloadMonthlyGroupBytes = "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\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3672"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3688"	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\DownloadMonthlyCacheHostBytes = "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\DownlinkUsageBps = "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\Config\DownloadMode_BackCompat = "1"	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\UploadCount = "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\LinkLocalConnectionCount = "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\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "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\DownloadMonthlyLanBytes = "0"	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\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\DownloadMonthlyRateBkCnt = "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\PriorityDownloadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\NormalDownloadCount = "0"	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\DownloadMonthlyRateBkBps = "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\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.313371"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	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\Config\DODownloadMode = "1"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3232 PING.EXE

pid	process
3232	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe
Token: SeRestorePrivilege	3416	TiWorker.exe
Token: SeSecurityPrivilege	3416	TiWorker.exe
Token: SeBackupPrivilege	3416	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.execmd.exe

description	pid	process	target process
PID 1872 wrote to memory of 3884	1872	0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe	MediaCenter.exe
PID 1872 wrote to memory of 3884	1872	0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe	MediaCenter.exe
PID 1872 wrote to memory of 3884	1872	0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe	MediaCenter.exe
PID 1872 wrote to memory of 2600	1872	0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe	cmd.exe
PID 1872 wrote to memory of 2600	1872	0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe	cmd.exe
PID 1872 wrote to memory of 2600	1872	0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe	cmd.exe
PID 2600 wrote to memory of 3232	2600	cmd.exe	PING.EXE
PID 2600 wrote to memory of 3232	2600	cmd.exe	PING.EXE
PID 2600 wrote to memory of 3232	2600	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe
"C:\Users\Admin\AppData\Local\Temp\0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1872

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3884

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b9a67d9414ee48c5922ed89f601bf4b1eb8fef6588455559a3250193dd39b9d.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2600

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3232

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1916

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:1264

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:3416

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
c626f2026e3617ad83686a92cd4a4866

SHA1
46c7f2042d6af2d7c0b8624632b9d2367e340d6c

SHA256
2b2c2125d0b6bbb02a6e8bd2a6006caaf7df1d9cb31aea6e07bcdb8882fb4690

SHA512
8531257ebbd5bb1a173ba2fdf1e3ae1ece050ecd59f72f24e6ee6825d701be3923ad36b4f9dafea1ba3e17bf1e535e1fcfc8b92ac0f8dd9c565362e331ea658f

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

MD5
c626f2026e3617ad83686a92cd4a4866

SHA1
46c7f2042d6af2d7c0b8624632b9d2367e340d6c

SHA256
2b2c2125d0b6bbb02a6e8bd2a6006caaf7df1d9cb31aea6e07bcdb8882fb4690

SHA512
8531257ebbd5bb1a173ba2fdf1e3ae1ece050ecd59f72f24e6ee6825d701be3923ad36b4f9dafea1ba3e17bf1e535e1fcfc8b92ac0f8dd9c565362e331ea658f

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads