Resubmissions
10-09-2024 20:12
240910-yy98ksvamg 1010-09-2024 19:45
240910-yghf8s1gqn 1010-09-2024 19:36
240910-ybfqfs1ekj 10Analysis
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max time kernel
95s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10-09-2024 19:45
Behavioral task
behavioral1
Sample
Boosttrapper.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Boosttrapper.exe
Resource
win10v2004-20240802-en
General
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Target
Boosttrapper.exe
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Size
41KB
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MD5
6dbeca583b9076080c5906a8390b682f
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SHA1
2e065578d2014163123a9385127b8089130d5d9b
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SHA256
c85e0123fb0b3d29aae8881413fde27cb7054640e96f8d8340c41df731bcd7e0
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SHA512
77e1422802a153a155451796adaf307a5d04496e497ab697d66e030ab2a2b73d956c8fad0a48295230c55922d28eec3375e990bd44f30e8c8a2cc4d3a7416a38
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SSDEEP
768:uscaIiIq3KHWOJTw3duZSeiWTjHKZKfgm3EhuS:dc1KKHHoXeiWTLF7EcS
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1283148683948458076/nwSWn_1EUZ_xJZvUQAdPKe2Ale9RGmJpW5fCqCBqQQxxiGuweCIzhQUdNMd16Z7sffgt
Signatures
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Mercurial Grabber Stealer
Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
Boosttrapper.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions Boosttrapper.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
Boosttrapper.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools Boosttrapper.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
Boosttrapper.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Boosttrapper.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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Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 ip4.seeip.org 20 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
Boosttrapper.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum Boosttrapper.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 Boosttrapper.exe -
Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
Boosttrapper.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S Boosttrapper.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
Boosttrapper.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 Boosttrapper.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Boosttrapper.exe -
Enumerates system info in registry 2 TTPs 4 IoCs
Processes:
Boosttrapper.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation Boosttrapper.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer Boosttrapper.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName Boosttrapper.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 Boosttrapper.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Boosttrapper.exedescription pid process Token: SeDebugPrivilege 4056 Boosttrapper.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Boosttrapper.exe"C:\Users\Admin\AppData\Local\Temp\Boosttrapper.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Checks SCSI registry key(s)
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:4056
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1