Analysis
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max time kernel
117s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
10-10-2023 17:12
Static task
static1
Behavioral task
behavioral1
Sample
fvpn_x86_2.41.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
fvpn_x86_2.41.exe
Resource
win10v2004-20230915-en
General
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Target
fvpn_x86_2.41.exe
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Size
2.3MB
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MD5
2f70017be760f9024ed738d660c507d1
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SHA1
00b4b1f4220cb4949405db5d6b7f6aac3fc99778
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SHA256
dae9032c305a447c81635cfae72e942b411b531c1892c943ac80fa0797b8dc05
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SHA512
ace613064ad3ac953365c7aca93b97dcc5d3a6a2fd85961ca6732d880e17a21fba0ee44b1baa813fb1fabe87c24c3e0870cea16eff69ed4e52e6f2cfbbb01e46
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SSDEEP
49152:Gq3QscuJsVPCYc80pixEXY2QpvH8ntf9Gion08uT2a:G0nJsVPBcexz2QpvHql9GioU2a
Malware Config
Signatures
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ParallaxRat payload 18 IoCs
Detects payload of Parallax Rat, a small portable Rat usually digitally signed with a Sectigo certificate.
resource yara_rule behavioral1/memory/1712-20-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-19-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-18-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-17-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-16-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-15-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-14-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-13-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-12-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-11-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-10-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-9-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-8-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-7-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-6-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-5-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-4-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat behavioral1/memory/1712-22-0x0000000000730000-0x000000000075C000-memory.dmp parallax_rat -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\webDAV.exe.exe DllHost.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook fvpn_x86_2.41.exe Key opened \REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook fvpn_x86_2.41.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe 1712 fvpn_x86_2.41.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1712 fvpn_x86_2.41.exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook fvpn_x86_2.41.exe
Processes
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}1⤵
- Drops startup file
PID:2696
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C:\Users\Admin\AppData\Local\Temp\fvpn_x86_2.41.exe"C:\Users\Admin\AppData\Local\Temp\fvpn_x86_2.41.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- outlook_office_path
PID:1712