Analysis
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max time kernel
144s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
18-06-2022 01:36
Static task
static1
Behavioral task
behavioral1
Sample
ProtonVPN.exe
Resource
win7-20220414-en
General
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Target
ProtonVPN.exe
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Size
7.3MB
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MD5
f96a8e7ea02644c467123edc530f0980
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SHA1
7a6c2a5100f3252db27d9c96a0b964acbd836def
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SHA256
51dd593160a054cb0f10a011e7212c30ce12cf75fbb08f6fe537597892c9a6a2
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SHA512
584bd9e7465fcc7df7c1b4f7d81dfbc765aa6e59c0d5009aac83c4eef2b2412658b7019faee0ab422cb845212a299d9807fa1434975650c562c40ca44dc1fec9
Malware Config
Extracted
recordbreaker
http://142.132.229.12/
http://164.92.172.4/
Signatures
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RecordBreaker
RecordBreaker is an information stealer capable of downloading and executing secondary payloads written in C++.
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suricata: ET MALWARE Generic Stealer Config Download Request
suricata: ET MALWARE Generic Stealer Config Download Request
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suricata: ET MALWARE Recordbreaker Stealer CnC Checkin
suricata: ET MALWARE Recordbreaker Stealer CnC Checkin
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
ProtonVPN.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ProtonVPN.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
ProtonVPN.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ProtonVPN.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ProtonVPN.exe -
Loads dropped DLL 3 IoCs
Processes:
ProtonVPN.exepid Process 4628 ProtonVPN.exe 4628 ProtonVPN.exe 4628 ProtonVPN.exe -
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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Processes:
resource yara_rule behavioral2/memory/4628-130-0x0000000000E60000-0x00000000015E6000-memory.dmp themida behavioral2/memory/4628-132-0x0000000000E60000-0x00000000015E6000-memory.dmp themida behavioral2/memory/4628-133-0x0000000000E60000-0x00000000015E6000-memory.dmp themida behavioral2/memory/4628-134-0x0000000000E60000-0x00000000015E6000-memory.dmp themida behavioral2/memory/4628-139-0x0000000000E60000-0x00000000015E6000-memory.dmp themida -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Processes:
ProtonVPN.exedescription ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ProtonVPN.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
ProtonVPN.exepid Process 4628 ProtonVPN.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
ProtonVPN.exepid Process 4628 ProtonVPN.exe 4628 ProtonVPN.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ProtonVPN.exe"C:\Users\Admin\AppData\Local\Temp\ProtonVPN.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4628
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
612KB
MD5f07d9977430e762b563eaadc2b94bbfa
SHA1da0a05b2b8d269fb73558dfcf0ed5c167f6d3877
SHA2564191faf7e5eb105a0f4c5c6ed3e9e9c71014e8aa39bbee313bc92d1411e9e862
SHA5126afd512e4099643bba3fc7700dd72744156b78b7bda10263ba1f8571d1e282133a433215a9222a7799f9824f244a2bc80c2816a62de1497017a4b26d562b7eaf
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Filesize
1.9MB
MD5f67d08e8c02574cbc2f1122c53bfb976
SHA16522992957e7e4d074947cad63189f308a80fcf2
SHA256c65b7afb05ee2b2687e6280594019068c3d3829182dfe8604ce4adf2116cc46e
SHA5122e9d0a211d2b085514f181852fae6e7ca6aed4d29f396348bedb59c556e39621810a9a74671566a49e126ec73a60d0f781fa9085eb407df1eefd942c18853be5
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Filesize
1.0MB
MD5dbf4f8dcefb8056dc6bae4b67ff810ce
SHA1bbac1dd8a07c6069415c04b62747d794736d0689
SHA25647b64311719000fa8c432165a0fdcdfed735d5b54977b052de915b1cbbbf9d68
SHA512b572ca2f2e4a5cc93e4fcc7a18c0ae6df888aa4c55bc7da591e316927a4b5cfcbdda6e60018950be891ff3b26f470cc5cce34d217c2d35074322ab84c32a25d1