Analysis
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max time kernel
154s -
max time network
171s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:32
Static task
static1
Behavioral task
behavioral1
Sample
042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe
Resource
win10v2004-en-20220112
General
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Target
042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe
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Size
58KB
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MD5
8cca2dd08e8edd1c38c5d8e8fd5fa60a
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SHA1
eae31063a630a09a3e57cfeb421dcced13ce6f42
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SHA256
042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754
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SHA512
0fa54094ab578a81cd049ac98b2ce245d1a08f1db8993678b9d23853fdb91d5c1901f145d8ae745f6ee09710a22a0f360f8083ca7a3b02c618f482ef586b66fb
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1448 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 816 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exepid process 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.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:
042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exedescription pid process Token: SeIncBasePriorityPrivilege 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.execmd.exedescription pid process target process PID 1592 wrote to memory of 1448 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe MediaCenter.exe PID 1592 wrote to memory of 1448 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe MediaCenter.exe PID 1592 wrote to memory of 1448 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe MediaCenter.exe PID 1592 wrote to memory of 1448 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe MediaCenter.exe PID 1592 wrote to memory of 816 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe cmd.exe PID 1592 wrote to memory of 816 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe cmd.exe PID 1592 wrote to memory of 816 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe cmd.exe PID 1592 wrote to memory of 816 1592 042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe cmd.exe PID 816 wrote to memory of 1092 816 cmd.exe PING.EXE PID 816 wrote to memory of 1092 816 cmd.exe PING.EXE PID 816 wrote to memory of 1092 816 cmd.exe PING.EXE PID 816 wrote to memory of 1092 816 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe"C:\Users\Admin\AppData\Local\Temp\042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1448 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\042b6d8bf51e045ceab0a86d2847c2f172dd80545be003d29f10bf665871f754.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:816 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1092
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
c29177e606d1a101730eedfd97634cbf
SHA12d3b138b80abf4cc937a1699f518acf9029ae30a
SHA256f3985ef284c4d2fdab43190960da3d26eae100dd11fe6652f4a3390e8184b88d
SHA51214348d1536a4b1ee57f263f348e3c6fa79e2eb9a0526941499fb10e5c306509af7496c304cbd9e3819dcbfa18e593baddb449f85f26ee6ee9baa0ce96544828e
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
c29177e606d1a101730eedfd97634cbf
SHA12d3b138b80abf4cc937a1699f518acf9029ae30a
SHA256f3985ef284c4d2fdab43190960da3d26eae100dd11fe6652f4a3390e8184b88d
SHA51214348d1536a4b1ee57f263f348e3c6fa79e2eb9a0526941499fb10e5c306509af7496c304cbd9e3819dcbfa18e593baddb449f85f26ee6ee9baa0ce96544828e
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
c29177e606d1a101730eedfd97634cbf
SHA12d3b138b80abf4cc937a1699f518acf9029ae30a
SHA256f3985ef284c4d2fdab43190960da3d26eae100dd11fe6652f4a3390e8184b88d
SHA51214348d1536a4b1ee57f263f348e3c6fa79e2eb9a0526941499fb10e5c306509af7496c304cbd9e3819dcbfa18e593baddb449f85f26ee6ee9baa0ce96544828e
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memory/1592-54-0x0000000076421000-0x0000000076423000-memory.dmpFilesize
8KB