sakula | 156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c

General

Target

156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe
Size

216KB
MD5

ac61247c0a3edf299feb2971cad4239b
SHA1

1fe3d9375bc2f0f046ef0339c3d44e04023cb1bd
SHA256

156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c
SHA512

cb627eb0f68f139f920e5836ad238cfa0a187c6b2c36063a692a35d82608b25fe2b9b849707374e56e5c28084f4bbf3518a842eecba5760a9c94d16e64597311

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula Payload 4 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula
behavioral2/memory/2012-132-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3140-133-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3140 MediaCenter.exe

pid	process
3140	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:

156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.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"	156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.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

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\DownloadMonthlyCdnBytes = "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\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\InternetConnectionCount = "0"	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\Usage\DownloadMonthlyInternetBytes = "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\LinkLocalConnectionCount = "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\PriorityDownloadCount = "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\PeerInfoCount = "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\MemoryUsageKB = "4128"	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\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\MonthlyUploadRestriction = "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\NormalDownloadCount = "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\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\Config\DODownloadMode = "1"	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\UplinkUsageBps = "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\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\SwarmCount = "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
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
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\UploadMonthlyLanBytes = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.747482"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892899413246198"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

420 PING.EXE

pid	process
420	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2012	156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe
Token: SeBackupPrivilege	3820	TiWorker.exe
Token: SeRestorePrivilege	3820	TiWorker.exe
Token: SeSecurityPrivilege	3820	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.execmd.exe

description	pid	process	target process
PID 2012 wrote to memory of 3140	2012	156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe	MediaCenter.exe
PID 2012 wrote to memory of 3140	2012	156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe	MediaCenter.exe
PID 2012 wrote to memory of 3140	2012	156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe	MediaCenter.exe
PID 2012 wrote to memory of 2980	2012	156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe	cmd.exe
PID 2012 wrote to memory of 2980	2012	156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe	cmd.exe
PID 2012 wrote to memory of 2980	2012	156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe	cmd.exe
PID 2980 wrote to memory of 420	2980	cmd.exe	PING.EXE
PID 2980 wrote to memory of 420	2980	cmd.exe	PING.EXE
PID 2980 wrote to memory of 420	2980	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe
"C:\Users\Admin\AppData\Local\Temp\156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2012

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3140

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\156a29393d79c9d61a5195512fb87502193c5759a54644233e37ed1eb25cfa9c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2980

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:420

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:1384

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:3820

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

MD5
7d3994df01573e39e6871e9ffb99ac38

SHA1
a7e59e7eb8186cc86f4012d80fda0de796afdbb0

SHA256
ffa7d63c802d23928b353c71eef929ecbce5282e7bf8e21ad316becbdb444b84

SHA512
69e8b0024325bebdc159e204dc361a26e6a36f827f1c74d40c2d626b413514e55ee0e158fd6888687e845153361109eb9a8d0fbed9fe850593b678466ebebecb

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

MD5
7d3994df01573e39e6871e9ffb99ac38

SHA1
a7e59e7eb8186cc86f4012d80fda0de796afdbb0

SHA256
ffa7d63c802d23928b353c71eef929ecbce5282e7bf8e21ad316becbdb444b84

SHA512
69e8b0024325bebdc159e204dc361a26e6a36f827f1c74d40c2d626b413514e55ee0e158fd6888687e845153361109eb9a8d0fbed9fe850593b678466ebebecb

Download Submit
memory/2012-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3140-133-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads