Analysis
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max time kernel
135s -
max time network
151s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:00
Static task
static1
Behavioral task
behavioral1
Sample
18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe
Resource
win10v2004-en-20220113
General
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Target
18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe
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Size
36KB
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MD5
8bdf3990a2c013622785448a0eb9be20
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SHA1
145a351613d21fdc80fdd9f1c44a80fba2257604
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SHA256
18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27
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SHA512
004d2f777388c97fd1e094fa1ae45bdbb26c1147c8090ae8a67e7061fbb3fee5f882070624a9bb45d3bf646c2d7b5cc1eed7e946ac229b8b1a910109d0e57908
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 516 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 812 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exepid process 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.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:
18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exedescription pid process Token: SeIncBasePriorityPrivilege 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.execmd.exedescription pid process target process PID 956 wrote to memory of 516 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe MediaCenter.exe PID 956 wrote to memory of 516 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe MediaCenter.exe PID 956 wrote to memory of 516 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe MediaCenter.exe PID 956 wrote to memory of 516 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe MediaCenter.exe PID 956 wrote to memory of 812 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe cmd.exe PID 956 wrote to memory of 812 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe cmd.exe PID 956 wrote to memory of 812 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe cmd.exe PID 956 wrote to memory of 812 956 18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe cmd.exe PID 812 wrote to memory of 1792 812 cmd.exe PING.EXE PID 812 wrote to memory of 1792 812 cmd.exe PING.EXE PID 812 wrote to memory of 1792 812 cmd.exe PING.EXE PID 812 wrote to memory of 1792 812 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe"C:\Users\Admin\AppData\Local\Temp\18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:956 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:516 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18d891a4809157b333ebf15f548fb0444a5e9d3327311a55115c4e68e15d8f27.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:812 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1792
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
04c68844dd86ccf246b41fdae1f239d0
SHA129fb4c8cf8aa252dddf51211d34bc3f231ad70e1
SHA256644577ae46d0ffd21924c30a3c1ea984945e84cec3dbf3dd67951f1221044027
SHA512e39fd69cbc6aae10f38f578536924036f818cde73e0f37d678f2fb0f4ca3ecd22091dcab51f4be030e17373f742e1d8c772a6bc6e018f4e1abeda32d89672500
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MD5
04c68844dd86ccf246b41fdae1f239d0
SHA129fb4c8cf8aa252dddf51211d34bc3f231ad70e1
SHA256644577ae46d0ffd21924c30a3c1ea984945e84cec3dbf3dd67951f1221044027
SHA512e39fd69cbc6aae10f38f578536924036f818cde73e0f37d678f2fb0f4ca3ecd22091dcab51f4be030e17373f742e1d8c772a6bc6e018f4e1abeda32d89672500
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MD5
04c68844dd86ccf246b41fdae1f239d0
SHA129fb4c8cf8aa252dddf51211d34bc3f231ad70e1
SHA256644577ae46d0ffd21924c30a3c1ea984945e84cec3dbf3dd67951f1221044027
SHA512e39fd69cbc6aae10f38f578536924036f818cde73e0f37d678f2fb0f4ca3ecd22091dcab51f4be030e17373f742e1d8c772a6bc6e018f4e1abeda32d89672500