Analysis
-
max time kernel
147s -
max time network
158s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:54
Static task
static1
Behavioral task
behavioral1
Sample
141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe
Resource
win10v2004-en-20220112
General
-
Target
141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe
-
Size
58KB
-
MD5
b5214030686cfa8936d72e856a591e21
-
SHA1
1f6c0aa3df29c620e75ce696df78580b666fa962
-
SHA256
141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99
-
SHA512
3811df59b88c176294a3aeb155685af039f517a2bd8d3d1db3a19d05f579e7d9aa901c925fee71b3ca76b5e4acf349e20301153084bf1264241cef2249854f6d
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 316 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 836 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exepid process 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.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:
141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exedescription pid process Token: SeIncBasePriorityPrivilege 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.execmd.exedescription pid process target process PID 1648 wrote to memory of 316 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe MediaCenter.exe PID 1648 wrote to memory of 316 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe MediaCenter.exe PID 1648 wrote to memory of 316 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe MediaCenter.exe PID 1648 wrote to memory of 316 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe MediaCenter.exe PID 1648 wrote to memory of 836 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe cmd.exe PID 1648 wrote to memory of 836 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe cmd.exe PID 1648 wrote to memory of 836 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe cmd.exe PID 1648 wrote to memory of 836 1648 141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe cmd.exe PID 836 wrote to memory of 1840 836 cmd.exe PING.EXE PID 836 wrote to memory of 1840 836 cmd.exe PING.EXE PID 836 wrote to memory of 1840 836 cmd.exe PING.EXE PID 836 wrote to memory of 1840 836 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe"C:\Users\Admin\AppData\Local\Temp\141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:316 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\141943564b250fb9d3dc2bd0e97e6127f104b4316da74b3ce81b9a361a47be99.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:836 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1840
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
e7822590d5d30da4cc5948db575b002a
SHA12f450a1fbafa6da7c854b812fe4a7d7163b1e8b9
SHA25655fb45c4eba29c1ee3da0aa1391e7f1602d6db5aa970e068631517a4e9568438
SHA512d4373fdad911ddd399e26c233569e7c116cbb7b3c9d09ce5fa7fa2cc21b8682b675dc42e6d0c41e7f4de68002c561ec504a339d7a34946dd2285f3f8f4c24459
-
MD5
e7822590d5d30da4cc5948db575b002a
SHA12f450a1fbafa6da7c854b812fe4a7d7163b1e8b9
SHA25655fb45c4eba29c1ee3da0aa1391e7f1602d6db5aa970e068631517a4e9568438
SHA512d4373fdad911ddd399e26c233569e7c116cbb7b3c9d09ce5fa7fa2cc21b8682b675dc42e6d0c41e7f4de68002c561ec504a339d7a34946dd2285f3f8f4c24459
-
MD5
e7822590d5d30da4cc5948db575b002a
SHA12f450a1fbafa6da7c854b812fe4a7d7163b1e8b9
SHA25655fb45c4eba29c1ee3da0aa1391e7f1602d6db5aa970e068631517a4e9568438
SHA512d4373fdad911ddd399e26c233569e7c116cbb7b3c9d09ce5fa7fa2cc21b8682b675dc42e6d0c41e7f4de68002c561ec504a339d7a34946dd2285f3f8f4c24459