sakula | 0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4

General

Target

0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe
Size

35KB
MD5

244d342e008222dbd8f23ae275ee9cd9
SHA1

5ffd3a6ec1e05b0dc69cbd1b73a1fe09fce115c6
SHA256

0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4
SHA512

0e18f5cb71888f68868705f5e333056e110022c309b7ea5712cbb0226e3c3504f0123c2cf7ae0895485da8c3bf76d425aafad13310ad5a2401dc764453e73bec

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

960 MediaCenter.exe

pid	process
960	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:

0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.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"	0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	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

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 51 IoCs

Processes:

svchost.exe

description	ioc	process
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\NormalDownloadCount = "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\Config\KVFileExpirationTime = "132893029587228432"	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\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.846217"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4136"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.851815"	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\DownloadMonthlyRateBkBps = "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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	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\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3932"	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\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	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\LinkLocalConnectionCount = "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\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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "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\UplinkBps = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4292"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	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\LANConnectionCount = "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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.499460"	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\SwarmCount = "1"	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\PriorityDownloadPendingCount = "0"	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\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1488 PING.EXE

pid	process
1488	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe

description	pid	process
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1876	0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe
Token: SeBackupPrivilege	3936	TiWorker.exe
Token: SeRestorePrivilege	3936	TiWorker.exe
Token: SeSecurityPrivilege	3936	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.execmd.exe

description	pid	process	target process
PID 1876 wrote to memory of 960	1876	0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe	MediaCenter.exe
PID 1876 wrote to memory of 960	1876	0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe	MediaCenter.exe
PID 1876 wrote to memory of 960	1876	0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe	MediaCenter.exe
PID 1876 wrote to memory of 2504	1876	0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe	cmd.exe
PID 1876 wrote to memory of 2504	1876	0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe	cmd.exe
PID 1876 wrote to memory of 2504	1876	0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe	cmd.exe
PID 2504 wrote to memory of 1488	2504	cmd.exe	PING.EXE
PID 2504 wrote to memory of 1488	2504	cmd.exe	PING.EXE
PID 2504 wrote to memory of 1488	2504	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe
"C:\Users\Admin\AppData\Local\Temp\0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1876

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:960

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0c07aafe3da9e4437ca8d51292d57d0b62ad8c83ead5a5b92d762f6ac84af8d4.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2504

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1488

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2056

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:3220

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:3936

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
4e9b36abe043551a7b4040b929e56e27

SHA1
ac2d8941a281c0759094ad4aca9f71489fa90e49

SHA256
a4b4a5d410a6379c2caa18bbe2a3d09327c8578f7a8f3a4b2d2cb5b23f5b7dc5

SHA512
7e29c0ce9bad8a0b7611ca1b2a6616c4d22465fef9456237af001f282106793e7d2b18fcb796742f25c1034ddecaf7f2c45f47ea88d09be610e684a79187f70d

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

MD5
4e9b36abe043551a7b4040b929e56e27

SHA1
ac2d8941a281c0759094ad4aca9f71489fa90e49

SHA256
a4b4a5d410a6379c2caa18bbe2a3d09327c8578f7a8f3a4b2d2cb5b23f5b7dc5

SHA512
7e29c0ce9bad8a0b7611ca1b2a6616c4d22465fef9456237af001f282106793e7d2b18fcb796742f25c1034ddecaf7f2c45f47ea88d09be610e684a79187f70d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads