Analysis
-
max time kernel
152s -
max time network
152s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
22-01-2022 01:28
Static task
static1
Behavioral task
behavioral1
Sample
3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe
Resource
win10-en-20211208
General
-
Target
3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe
-
Size
89KB
-
MD5
97a6e9e93bc591baf588bada61559d6a
-
SHA1
4f7236e2160cd9a8e9d3b326874b32a3cdf4273a
-
SHA256
3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746
-
SHA512
ef4ee2624ac586ffd9aecfd9e9b9e889106854405914e4de687431487a41c8d09a913660035c33cd8595973fa6e1376adda0658ba7122a9e142823aa4c2d4942
Malware Config
Signatures
-
Sakula Payload 2 IoCs
Processes:
resource yara_rule \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 1360 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 432 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exepid process 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.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:
3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exedescription pid process Token: SeIncBasePriorityPrivilege 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.execmd.exedescription pid process target process PID 1728 wrote to memory of 1360 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe MediaCenter.exe PID 1728 wrote to memory of 1360 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe MediaCenter.exe PID 1728 wrote to memory of 1360 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe MediaCenter.exe PID 1728 wrote to memory of 1360 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe MediaCenter.exe PID 1728 wrote to memory of 432 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe cmd.exe PID 1728 wrote to memory of 432 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe cmd.exe PID 1728 wrote to memory of 432 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe cmd.exe PID 1728 wrote to memory of 432 1728 3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe cmd.exe PID 432 wrote to memory of 1100 432 cmd.exe PING.EXE PID 432 wrote to memory of 1100 432 cmd.exe PING.EXE PID 432 wrote to memory of 1100 432 cmd.exe PING.EXE PID 432 wrote to memory of 1100 432 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe"C:\Users\Admin\AppData\Local\Temp\3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1360 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:432 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1100
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
490ecf1a8e50d2324ddfc39a67483cb2
SHA19e68a48c7cb4e39b3a2737f29bf0c20339e6f01e
SHA2568ba6db4e93bca4de5e1b5d3dacfc22dd0970683f8c4c4044751b8dd0295f17f2
SHA512a94de61a003bbc3f925373520ac04da06b60432c30c74493e2667cd326fa77f6d673f17c81ac75c1d52259ab8882d7be5c2c8c13a6e9d486a2869df168382fe1
-
MD5
490ecf1a8e50d2324ddfc39a67483cb2
SHA19e68a48c7cb4e39b3a2737f29bf0c20339e6f01e
SHA2568ba6db4e93bca4de5e1b5d3dacfc22dd0970683f8c4c4044751b8dd0295f17f2
SHA512a94de61a003bbc3f925373520ac04da06b60432c30c74493e2667cd326fa77f6d673f17c81ac75c1d52259ab8882d7be5c2c8c13a6e9d486a2869df168382fe1