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Analysis
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max time kernel
138s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
23/03/2025, 01:55
Behavioral task
behavioral1
Sample
Mercurial.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Mercurial.exe
Resource
win10v2004-20250314-en
General
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Target
Mercurial.exe
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Size
146KB
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MD5
0bf1054dd4f0ad45f4d5426996dc65bf
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SHA1
64b5fa861128640392dd69a8d224bb467ef68545
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SHA256
56550fecb5b916eac9280f2e20b0a6ea06041e18f88fb39531df029080bdbc7b
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SHA512
d6145e94762ff963ec83f716166c63f8d0e692f3f02ae94732b142c5b177826608906933b1490b0558a381702c7c4eb9877b27583f9cd3e5d294a2df0e66e62e
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SSDEEP
768:vscWcQ20/ave0QSwJuZheVWTj9KZKfgm3Eh2x2egFH4MkaL5PEs:Ec9eVWTBF7E8xUH4QL5cs
Malware Config
Extracted
mercurialgrabber
https://ptb.discord.com/api/webhooks/895223301373300776/4LFPS81olSXc9Stl05N1nV_de5bp6BZLZwfYl5WydodJ9w8AtEOpBRJrAJDKDvxbtGHz
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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Mercurialgrabber family
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions Mercurial.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools Mercurial.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Mercurial.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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.
flow ioc 3 ip4.seeip.org 33 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum Mercurial.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 Mercurial.exe -
Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S Mercurial.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 Mercurial.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Mercurial.exe -
Enumerates system info in registry 2 TTPs 4 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation Mercurial.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer Mercurial.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName Mercurial.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 Mercurial.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4900 Mercurial.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Mercurial.exe"C:\Users\Admin\AppData\Local\Temp\Mercurial.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:4900
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1