Analysis
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max time kernel
133s -
max time network
149s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 10:56
Static task
static1
Behavioral task
behavioral1
Sample
05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe
Resource
win10v2004-en-20220113
General
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Target
05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe
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Size
36KB
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MD5
8b95082948914308597d0abe961fc52b
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SHA1
62c4029fd209ed3743708f78ebdcda0c5eaeab2f
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SHA256
05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6
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SHA512
54543f1c614a83b16d0de6dc08ac10358108d36b239b387c9258fbaaf00b8d9260376338413cf32663c63e49c1b5926c293fbe342a3560b678e81cc876a215ba
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1316 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 632 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exepid process 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.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:
05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exedescription pid process Token: SeIncBasePriorityPrivilege 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.execmd.exedescription pid process target process PID 1964 wrote to memory of 1316 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe MediaCenter.exe PID 1964 wrote to memory of 1316 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe MediaCenter.exe PID 1964 wrote to memory of 1316 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe MediaCenter.exe PID 1964 wrote to memory of 1316 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe MediaCenter.exe PID 1964 wrote to memory of 632 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe cmd.exe PID 1964 wrote to memory of 632 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe cmd.exe PID 1964 wrote to memory of 632 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe cmd.exe PID 1964 wrote to memory of 632 1964 05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe cmd.exe PID 632 wrote to memory of 2032 632 cmd.exe PING.EXE PID 632 wrote to memory of 2032 632 cmd.exe PING.EXE PID 632 wrote to memory of 2032 632 cmd.exe PING.EXE PID 632 wrote to memory of 2032 632 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe"C:\Users\Admin\AppData\Local\Temp\05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1316 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\05b3615a82b17f065c872f8e3f89c3f53d0abdcad382f56e307ce92f43c9d2f6.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:632 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2032
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
7e3e1105ff500cfde84b7158ef6ab3bd
SHA1427104c165a4566549891c285322219ce0b24fb7
SHA25673129735b256c94a32346c3649bf0fbeadf48dde0de043abaa7f202b51b381e0
SHA512ff6f3024619e2959365f1b172bb62fb87c6c16db3b513eb24df26eff12f0a140d579ecfb14dc2704da94b14630a5f9a66cd051fca3a4ea64a04f3150830aea5d
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
7e3e1105ff500cfde84b7158ef6ab3bd
SHA1427104c165a4566549891c285322219ce0b24fb7
SHA25673129735b256c94a32346c3649bf0fbeadf48dde0de043abaa7f202b51b381e0
SHA512ff6f3024619e2959365f1b172bb62fb87c6c16db3b513eb24df26eff12f0a140d579ecfb14dc2704da94b14630a5f9a66cd051fca3a4ea64a04f3150830aea5d
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
7e3e1105ff500cfde84b7158ef6ab3bd
SHA1427104c165a4566549891c285322219ce0b24fb7
SHA25673129735b256c94a32346c3649bf0fbeadf48dde0de043abaa7f202b51b381e0
SHA512ff6f3024619e2959365f1b172bb62fb87c6c16db3b513eb24df26eff12f0a140d579ecfb14dc2704da94b14630a5f9a66cd051fca3a4ea64a04f3150830aea5d
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memory/1964-55-0x0000000074B21000-0x0000000074B23000-memory.dmpFilesize
8KB