sakula | 0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b

General

Target

0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe
Size

60KB
MD5

24c04a8acf2b4f8c6c00fec40df4f450
SHA1

20f6e5f2d83b32d456dad5e474183698c6617f59
SHA256

0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b
SHA512

356db8e0bc7de2946c879ca0d590a68e5360de8e9adb9943db1e6612465f99d700dae1c4161dcd91e2bd9f8a34b6fcd0b4742bf9e2dd4c5f17be737d091fef2e

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

3580 MediaCenter.exe

pid	process
3580	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:

0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.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"	0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.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
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\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\CacheSizeBytes = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3688"	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\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	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\MemoryUsageKB = "3676"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.236409"	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\BkDownloadRatePct = "45"	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
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\DownloadMonthlyLinkLocalBytes = "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\SwarmCount = "1"	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\UplinkBps = "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\NormalDownloadPendingCount = "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\DownloadMonthlyInternetBytes = "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\GroupConnectionCount = "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\DownlinkBps = "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\MonthlyUploadRestriction = "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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.165016"	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\DownloadMonthlyCdnBytes = "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\LinkLocalConnectionCount = "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\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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1480 PING.EXE

pid	process
1480	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	452	0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe
Token: SeBackupPrivilege	3324	TiWorker.exe
Token: SeRestorePrivilege	3324	TiWorker.exe
Token: SeSecurityPrivilege	3324	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.execmd.exe

description	pid	process	target process
PID 452 wrote to memory of 3580	452	0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe	MediaCenter.exe
PID 452 wrote to memory of 3580	452	0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe	MediaCenter.exe
PID 452 wrote to memory of 3580	452	0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe	MediaCenter.exe
PID 452 wrote to memory of 3048	452	0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe	cmd.exe
PID 452 wrote to memory of 3048	452	0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe	cmd.exe
PID 452 wrote to memory of 3048	452	0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe	cmd.exe
PID 3048 wrote to memory of 1480	3048	cmd.exe	PING.EXE
PID 3048 wrote to memory of 1480	3048	cmd.exe	PING.EXE
PID 3048 wrote to memory of 1480	3048	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe
"C:\Users\Admin\AppData\Local\Temp\0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:452

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3580

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0fc2798f6943de649ce7d6f5a13dfa816739682e9d2103139177eafef84c252b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3048

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1480

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1012

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:3888

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:3324

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
d4eb67e9f4eac806c0e2fdb4046b2437

SHA1
65de4a0dbf1640aec8508757409fd2a011c86ace

SHA256
9296686385a61a29a75b7787ad579d832d0b1aaede7b4f05f4aa586f1ba1bd02

SHA512
2c510a464e80eabcf51cea3809c49c9a6cccf8d05386daa595c6aaa4a4603d3b739d4951cff48da20d803fd772439ecc0f0acdb44fa1255695abb0708b403ebe

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

MD5
d4eb67e9f4eac806c0e2fdb4046b2437

SHA1
65de4a0dbf1640aec8508757409fd2a011c86ace

SHA256
9296686385a61a29a75b7787ad579d832d0b1aaede7b4f05f4aa586f1ba1bd02

SHA512
2c510a464e80eabcf51cea3809c49c9a6cccf8d05386daa595c6aaa4a4603d3b739d4951cff48da20d803fd772439ecc0f0acdb44fa1255695abb0708b403ebe

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads