sakula | 1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2

General

Target

1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe
Size

58KB
MD5

6107a1dc52b73a0ae709445fa4d7db63
SHA1

02b0f17a8b96a00269ef631a3a971ef58ae41d4a
SHA256

1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2
SHA512

98f60a97cfdf6b905165a31b379da144b3bcbd4838284214b4d6757bba1e9e499349ba2f3d11cace8c4d251d77e3829d883b2b99709d9fe7ffb352908353a0f7

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

312 MediaCenter.exe

pid	process
312	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:

1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.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"	1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe

Drops file in Windows directory 2 IoCs

Processes:

TiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	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\Usage\PeerInfoCount = "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\NormalDownloadPendingCount = "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\DownloadMonthlyLanBytes = "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\FrDownloadRatePct = "90"	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\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\PriorityDownloadCount = "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\UploadCount = "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\DownloadMonthlyCacheHostBytes = "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\SwarmCount = "1"	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 = "3700"	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\UplinkUsageBps = "0"	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\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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.136488"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.332231"	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\DownloadMonthlyGroupBytes = "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\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "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\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3680"	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\DownlinkUsageBps = "0"	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\Settings	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\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2728 PING.EXE

pid	process
2728	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe
Token: SeRestorePrivilege	3432	TiWorker.exe
Token: SeSecurityPrivilege	3432	TiWorker.exe
Token: SeBackupPrivilege	3432	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.execmd.exe

description	pid	process	target process
PID 3096 wrote to memory of 312	3096	1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe	MediaCenter.exe
PID 3096 wrote to memory of 312	3096	1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe	MediaCenter.exe
PID 3096 wrote to memory of 312	3096	1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe	MediaCenter.exe
PID 3096 wrote to memory of 1500	3096	1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe	cmd.exe
PID 3096 wrote to memory of 1500	3096	1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe	cmd.exe
PID 3096 wrote to memory of 1500	3096	1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe	cmd.exe
PID 1500 wrote to memory of 2728	1500	cmd.exe	PING.EXE
PID 1500 wrote to memory of 2728	1500	cmd.exe	PING.EXE
PID 1500 wrote to memory of 2728	1500	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe
"C:\Users\Admin\AppData\Local\Temp\1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3096

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:312

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1352ede98c2ce5c91d832c7da831efd2214c003bd05d7f827c78dd83f449e0e2.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1500

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2728

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2240

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:3640

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:3432

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
7ec52c7cfb812db8c81875492a10f1d2

SHA1
4d06ede32480417ae4b4cb0f554b22834006631e

SHA256
92564817994e1d1f13347769ad8382a0a2f3a23fab8df2f9c6dc6c63f5f1a48d

SHA512
9021f20367e6757f5a030722ca7e6d11e55315e1438a980b09ab9e43deeedd29dfc78fadd3d755bb85a894aa2a5995b1eff92de5ad1561f631988af1377c3f0b

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

MD5
7ec52c7cfb812db8c81875492a10f1d2

SHA1
4d06ede32480417ae4b4cb0f554b22834006631e

SHA256
92564817994e1d1f13347769ad8382a0a2f3a23fab8df2f9c6dc6c63f5f1a48d

SHA512
9021f20367e6757f5a030722ca7e6d11e55315e1438a980b09ab9e43deeedd29dfc78fadd3d755bb85a894aa2a5995b1eff92de5ad1561f631988af1377c3f0b

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads