sakula | 1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24

General

Target

1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe
Size

79KB
MD5

6d5062d35300b19038b448d672b8f050
SHA1

be37625539d14ccfe3cdd56130d52d51936cd658
SHA256

1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24
SHA512

f3a54ea1b622f81d6dad5c53db96643068d489e295d97fea2daa96577ed39f9ce6b6100df045f487c9e10b145f52c2b48f47365e924b48785a0daa9ccf5c7e23

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 2 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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2532 MediaCenter.exe

pid	process
2532	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:

1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.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"	1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	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
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

708 PING.EXE

pid	process
708	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4932	svchost.exe
Token: SeCreatePagefilePrivilege	4932	svchost.exe
Token: SeShutdownPrivilege	4932	svchost.exe
Token: SeCreatePagefilePrivilege	4932	svchost.exe
Token: SeShutdownPrivilege	4932	svchost.exe
Token: SeCreatePagefilePrivilege	4932	svchost.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe
Token: SeRestorePrivilege	2080	TiWorker.exe
Token: SeSecurityPrivilege	2080	TiWorker.exe
Token: SeBackupPrivilege	2080	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.execmd.exe

description	pid	process	target process
PID 4512 wrote to memory of 2532	4512	1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe	MediaCenter.exe
PID 4512 wrote to memory of 2532	4512	1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe	MediaCenter.exe
PID 4512 wrote to memory of 2532	4512	1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe	MediaCenter.exe
PID 4512 wrote to memory of 4588	4512	1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe	cmd.exe
PID 4512 wrote to memory of 4588	4512	1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe	cmd.exe
PID 4512 wrote to memory of 4588	4512	1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe	cmd.exe
PID 4588 wrote to memory of 708	4588	cmd.exe	PING.EXE
PID 4588 wrote to memory of 708	4588	cmd.exe	PING.EXE
PID 4588 wrote to memory of 708	4588	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe
"C:\Users\Admin\AppData\Local\Temp\1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4512

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2532

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1937bb789bb6886fe63f2583766d8616dd0421eb0011f920ecc4a7d4a7181f24.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4588

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:708

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4932

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:2080

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
df75cb55cb4e6f44d2fbb4d7a1aa61d2

SHA1
037d90ffcd85564c4be6f9a959b6f934235d744b

SHA256
7610e0a4d641472e02d5b1491e98fa000b628f48b154835f116773635e3f4898

SHA512
e4277c4b5908ca83946849c4365e95ea8c1e587b0a19cbafb5c08392bd00b73ff446c43dde691229a1199569c78a427c6ac23853bbb87ee2fd7defef08b2dfa8

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

MD5
df75cb55cb4e6f44d2fbb4d7a1aa61d2

SHA1
037d90ffcd85564c4be6f9a959b6f934235d744b

SHA256
7610e0a4d641472e02d5b1491e98fa000b628f48b154835f116773635e3f4898

SHA512
e4277c4b5908ca83946849c4365e95ea8c1e587b0a19cbafb5c08392bd00b73ff446c43dde691229a1199569c78a427c6ac23853bbb87ee2fd7defef08b2dfa8

Download Submit
memory/4932-132-0x0000020D03B50000-0x0000020D03B60000-memory.dmp

Filesize
64KB

Download
memory/4932-133-0x0000020D04220000-0x0000020D04230000-memory.dmp

Filesize
64KB

Download
memory/4932-134-0x0000020D068D0000-0x0000020D068D4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads