Analysis
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max time kernel
41s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
30-06-2022 23:40
Static task
static1
Behavioral task
behavioral1
Sample
3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe
Resource
win10v2004-20220414-en
General
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Target
3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe
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Size
44KB
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MD5
5d7570aae6767d2abb357f59768d87ac
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SHA1
2d56b12fcfcbae05f81340179f4b8346c850ec23
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SHA256
3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405
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SHA512
510bfff94147245ec0943bcdf2ae9b3c76134bc5d10bd98e4a998f72e5fabd42d6c6da5cb3098436153933b5f4a125c8c1743e870874fc45f9165ec733a23920
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
winsvc.exepid process 816 winsvc.exe -
Loads dropped DLL 1 IoCs
Processes:
3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exepid process 1552 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Service = "C:\\Windows\\M-50508580580484050860586405\\winsvc.exe" 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Service = "C:\\Windows\\M-50508580580484050860586405\\winsvc.exe" 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe -
Drops file in Windows directory 3 IoCs
Processes:
3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exedescription ioc process File created C:\Windows\M-50508580580484050860586405\winsvc.exe 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe File opened for modification C:\Windows\M-50508580580484050860586405\winsvc.exe 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe File opened for modification C:\Windows\M-50508580580484050860586405 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exedescription pid process target process PID 1552 wrote to memory of 816 1552 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe winsvc.exe PID 1552 wrote to memory of 816 1552 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe winsvc.exe PID 1552 wrote to memory of 816 1552 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe winsvc.exe PID 1552 wrote to memory of 816 1552 3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe winsvc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe"C:\Users\Admin\AppData\Local\Temp\3fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\M-50508580580484050860586405\winsvc.exeC:\Windows\M-50508580580484050860586405\winsvc.exe2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\M-50508580580484050860586405\winsvc.exeFilesize
44KB
MD55d7570aae6767d2abb357f59768d87ac
SHA12d56b12fcfcbae05f81340179f4b8346c850ec23
SHA2563fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405
SHA512510bfff94147245ec0943bcdf2ae9b3c76134bc5d10bd98e4a998f72e5fabd42d6c6da5cb3098436153933b5f4a125c8c1743e870874fc45f9165ec733a23920
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\Windows\M-50508580580484050860586405\winsvc.exeFilesize
44KB
MD55d7570aae6767d2abb357f59768d87ac
SHA12d56b12fcfcbae05f81340179f4b8346c850ec23
SHA2563fa6a8ad5cede430a96feb1a9cd37693d47608eaa5f6adf89ea290871cc97405
SHA512510bfff94147245ec0943bcdf2ae9b3c76134bc5d10bd98e4a998f72e5fabd42d6c6da5cb3098436153933b5f4a125c8c1743e870874fc45f9165ec733a23920
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memory/816-55-0x0000000000000000-mapping.dmp