Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
30-11-2022 13:39
Behavioral task
behavioral1
Sample
23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
Resource
win7-20221111-en
General
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Target
23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe
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Size
190KB
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MD5
a50780f021c2fabd59d908dd4b35243e
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SHA1
a1c2d1d707d3d57b88a3fe96a9b48f450a48a6b1
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SHA256
23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732
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SHA512
865502b18b191b9712b4f959774fa465da57794c02a2884cf007cbd86c89a448e46f08dee3ba78a1213f126c6d8c9b4f2d6325579be0b6fc047029692f75cd8d
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SSDEEP
3072:ei4HjOpU0dQll3TWlcxJ2UTqULCisu+J5Np3GjZocrGXVWR3IooRnzig:PwjOpU0ull3TWlu2UTq0CiuJ5NxI5rX0
Malware Config
Signatures
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Drops file in System32 directory 4 IoCs
Processes:
ipropdiag.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ipropdiag.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ipropdiag.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ipropdiag.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ipropdiag.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies data under HKEY_USERS 3 IoCs
Processes:
ipropdiag.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ipropdiag.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ipropdiag.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ipropdiag.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
ipropdiag.exepid process 4220 ipropdiag.exe 4220 ipropdiag.exe 4220 ipropdiag.exe 4220 ipropdiag.exe 4220 ipropdiag.exe 4220 ipropdiag.exe 4220 ipropdiag.exe 4220 ipropdiag.exe 4220 ipropdiag.exe 4220 ipropdiag.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exepid process 3092 23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exeipropdiag.exedescription pid process target process PID 1748 wrote to memory of 3092 1748 23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe 23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe PID 1748 wrote to memory of 3092 1748 23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe 23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe PID 1748 wrote to memory of 3092 1748 23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe 23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe PID 852 wrote to memory of 4220 852 ipropdiag.exe ipropdiag.exe PID 852 wrote to memory of 4220 852 ipropdiag.exe ipropdiag.exe PID 852 wrote to memory of 4220 852 ipropdiag.exe ipropdiag.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe"C:\Users\Admin\AppData\Local\Temp\23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\23a46a2588a264cb14d319e827e70195e6a760c29e4f06f2d6db5e21dbb65732.exe--8da03cc72⤵
- Suspicious behavior: RenamesItself
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C:\Windows\SysWOW64\ipropdiag.exe"C:\Windows\SysWOW64\ipropdiag.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\ipropdiag.exe--815cefad2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1748-132-0x0000000002170000-0x000000000218B000-memory.dmpFilesize
108KB
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memory/1748-133-0x0000000000400000-0x0000000000431000-memory.dmpFilesize
196KB
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memory/1748-134-0x0000000002170000-0x000000000218B000-memory.dmpFilesize
108KB
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memory/1748-136-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/3092-135-0x0000000000000000-mapping.dmp
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memory/3092-137-0x0000000000400000-0x0000000000431000-memory.dmpFilesize
196KB
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memory/3092-139-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/4220-138-0x0000000000000000-mapping.dmp
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memory/4220-140-0x0000000000400000-0x0000000000431000-memory.dmpFilesize
196KB
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memory/4220-141-0x0000000000400000-0x0000000000431000-memory.dmpFilesize
196KB