Analysis
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max time kernel
147s -
max time network
170s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:44
Static task
static1
Behavioral task
behavioral1
Sample
11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe
Resource
win10v2004-en-20220113
General
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Target
11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe
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Size
58KB
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MD5
159afbd762eac8ffe1070e7a547bf389
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SHA1
361b0a98bf0648a426f4961c250137c1bda075a7
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SHA256
11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e
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SHA512
f74f78fe2986778b44c2d4f9bff377b6225e9a7c4cc93d3d78874fd172af35c29702e8f83dd279064c3332084ba064cd90e1041247826642bdc9c0598f09d4e1
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1656 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 944 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exepid process 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exedescription pid process Token: SeIncBasePriorityPrivilege 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.execmd.exedescription pid process target process PID 1628 wrote to memory of 1656 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe MediaCenter.exe PID 1628 wrote to memory of 1656 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe MediaCenter.exe PID 1628 wrote to memory of 1656 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe MediaCenter.exe PID 1628 wrote to memory of 1656 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe MediaCenter.exe PID 1628 wrote to memory of 944 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe cmd.exe PID 1628 wrote to memory of 944 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe cmd.exe PID 1628 wrote to memory of 944 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe cmd.exe PID 1628 wrote to memory of 944 1628 11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe cmd.exe PID 944 wrote to memory of 948 944 cmd.exe PING.EXE PID 944 wrote to memory of 948 944 cmd.exe PING.EXE PID 944 wrote to memory of 948 944 cmd.exe PING.EXE PID 944 wrote to memory of 948 944 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe"C:\Users\Admin\AppData\Local\Temp\11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1656 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11cf5aa257517d86c644d59b4482378267ac5d03c0ccb1c8500756b881c22d9e.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:944 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:948
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
0b3c50f717acdd609950bea19346d0f9
SHA13460ec859d41e73eff5397e329192f1e08806c45
SHA256e4cda1109a97e1f3bcb98d600299bb5834ba0aeae8ec6509bfe02e22a5c5f8e4
SHA512f56b687d954d0272f2e6e45d0118ae5e65a8b65557e87630f307af2362ba9a5b8cb01d700179ab42436e9787c17c8ad707f03590cc817eb61c839fde7839197e
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MD5
0b3c50f717acdd609950bea19346d0f9
SHA13460ec859d41e73eff5397e329192f1e08806c45
SHA256e4cda1109a97e1f3bcb98d600299bb5834ba0aeae8ec6509bfe02e22a5c5f8e4
SHA512f56b687d954d0272f2e6e45d0118ae5e65a8b65557e87630f307af2362ba9a5b8cb01d700179ab42436e9787c17c8ad707f03590cc817eb61c839fde7839197e
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MD5
0b3c50f717acdd609950bea19346d0f9
SHA13460ec859d41e73eff5397e329192f1e08806c45
SHA256e4cda1109a97e1f3bcb98d600299bb5834ba0aeae8ec6509bfe02e22a5c5f8e4
SHA512f56b687d954d0272f2e6e45d0118ae5e65a8b65557e87630f307af2362ba9a5b8cb01d700179ab42436e9787c17c8ad707f03590cc817eb61c839fde7839197e