sakula | 072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc

General

Target

072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe
Size

216KB
MD5

c02a2f74ac3cf6d83c491519f2940181
SHA1

866c89aacfa8afa8bff64fb12774ece4fe869c42
SHA256

072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc
SHA512

f6b86997e9b4849e1f6aa850bf3ad4b0ab787cc2e3b3081a0528ac135311af17e3e4d3ee28baf0acab53ad3f69c53d4bcb4e12b2df66517ad7b05f7dc3944b44

Score

10^/10

sakula persistence rat suricata trojan

Malware Config

Signatures

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

Sakula Payload 3 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/756-132-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2492 MediaCenter.exe

pid	process
2492	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:

072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.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"	072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.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 19 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "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\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\UploadMonthlyLanBytes = "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\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\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "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\DownloadMonthlyLinkLocalBytes = "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\DownloadMonthlyRateFrCnt = "0"	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\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3412 PING.EXE

pid	process
3412	PING.EXE

Suspicious use of AdjustPrivilegeToken 22 IoCs

Processes:

072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	756	072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.execmd.exe

description	pid	process	target process
PID 756 wrote to memory of 2492	756	072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe	MediaCenter.exe
PID 756 wrote to memory of 2492	756	072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe	MediaCenter.exe
PID 756 wrote to memory of 2492	756	072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe	MediaCenter.exe
PID 756 wrote to memory of 1324	756	072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe	cmd.exe
PID 756 wrote to memory of 1324	756	072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe	cmd.exe
PID 756 wrote to memory of 1324	756	072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe	cmd.exe
PID 1324 wrote to memory of 3412	1324	cmd.exe	PING.EXE
PID 1324 wrote to memory of 3412	1324	cmd.exe	PING.EXE
PID 1324 wrote to memory of 3412	1324	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe
"C:\Users\Admin\AppData\Local\Temp\072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:756

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2492

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\072af0028a439fb2090e39aa3319ec8be72a294c4e3dfd69c75df0c290d218cc.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1324

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3412

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1712

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:3648

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:3440

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
c485caf9ae5ccb1ec0b0c83e8c498096

SHA1
6aac7d5d4faeb8d3319738805245c808194cced0

SHA256
c23ff95ee297c70136f3097bacc9a410d72bf0ba659ba245349fca3c4a1337bb

SHA512
75d22d34e7f125f044b78c12d266bc3931c02979e79d586ae38f7c232d3fcb3899726e5a74bce54ed2afd431ca2fd3a20c4bff042b9f6953cf73693bad9195a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
c485caf9ae5ccb1ec0b0c83e8c498096

SHA1
6aac7d5d4faeb8d3319738805245c808194cced0

SHA256
c23ff95ee297c70136f3097bacc9a410d72bf0ba659ba245349fca3c4a1337bb

SHA512
75d22d34e7f125f044b78c12d266bc3931c02979e79d586ae38f7c232d3fcb3899726e5a74bce54ed2afd431ca2fd3a20c4bff042b9f6953cf73693bad9195a6

Download Submit
memory/756-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads