Analysis
-
max time kernel
120s -
max time network
135s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:12
Static task
static1
Behavioral task
behavioral1
Sample
109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe
Resource
win10v2004-en-20220113
General
-
Target
109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe
-
Size
101KB
-
MD5
2d8686cfe567e499c17df6ef78081a2a
-
SHA1
86e2799624a3d35e22da63c2336d4cd2a074cc7e
-
SHA256
109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f
-
SHA512
aefea4e0caf62283dfd828af5ea52dc0ad662836ff737b2e9604a0267b2d78cc55e91d5e1798834c2987e35beb267d0167583a14a825593498ed1bb582d408ad
Malware Config
Signatures
-
Sakula Payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \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.exepid process 1220 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 428 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exepid process 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Runs ping.exe 1 TTPs 1 IoCs
-
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exedescription pid process Token: SeIncBasePriorityPrivilege 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.execmd.exedescription pid process target process PID 1624 wrote to memory of 1220 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe MediaCenter.exe PID 1624 wrote to memory of 1220 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe MediaCenter.exe PID 1624 wrote to memory of 1220 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe MediaCenter.exe PID 1624 wrote to memory of 1220 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe MediaCenter.exe PID 1624 wrote to memory of 428 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe cmd.exe PID 1624 wrote to memory of 428 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe cmd.exe PID 1624 wrote to memory of 428 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe cmd.exe PID 1624 wrote to memory of 428 1624 109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe cmd.exe PID 428 wrote to memory of 1844 428 cmd.exe PING.EXE PID 428 wrote to memory of 1844 428 cmd.exe PING.EXE PID 428 wrote to memory of 1844 428 cmd.exe PING.EXE PID 428 wrote to memory of 1844 428 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe"C:\Users\Admin\AppData\Local\Temp\109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1220 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\109c8fbe674b08ed757a57149a55b4947cd39508a03721ea00de2a283d9c782f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:428 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1844
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
a191f6bdbb73f519bc7bdd168492a7a5
SHA161cb80b85f1a1a0669f17eb5228853b16c25e469
SHA25678a85b9c14cfa0bfeed5d44a351e22259bb7dcec718dd54235891b28146566d9
SHA512639e5c544571ccf9a5304a84fbb26c976ea646ee46f370a34fc6fc59ea6ab1c261b2b8c584c1ed0f9ffe6bc0425d0d55be67e3ef6134ebf899191945476cd095
-
MD5
a191f6bdbb73f519bc7bdd168492a7a5
SHA161cb80b85f1a1a0669f17eb5228853b16c25e469
SHA25678a85b9c14cfa0bfeed5d44a351e22259bb7dcec718dd54235891b28146566d9
SHA512639e5c544571ccf9a5304a84fbb26c976ea646ee46f370a34fc6fc59ea6ab1c261b2b8c584c1ed0f9ffe6bc0425d0d55be67e3ef6134ebf899191945476cd095
-
MD5
a191f6bdbb73f519bc7bdd168492a7a5
SHA161cb80b85f1a1a0669f17eb5228853b16c25e469
SHA25678a85b9c14cfa0bfeed5d44a351e22259bb7dcec718dd54235891b28146566d9
SHA512639e5c544571ccf9a5304a84fbb26c976ea646ee46f370a34fc6fc59ea6ab1c261b2b8c584c1ed0f9ffe6bc0425d0d55be67e3ef6134ebf899191945476cd095