Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
26-05-2024 18:24
General
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Target
Working.exe
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Size
41KB
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MD5
3610bdbb6add1be985fb1a6cf7199704
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SHA1
1a626ee0f58895c520eda721de3b731ce82fa90b
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SHA256
64f1ab05d95128881717022f07285faaed82fa80b42294a69f8b53c6bc346b26
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SHA512
7ec81fca47944e817ac9185daf04f0fd5971152bc729145f1945498cbbeb3841fdf7cfd0064e1232e10c48741747c99a6dcfceaeb72ff15ef8acf6ab8007ee4b
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SSDEEP
768:iscaIiID3mbMABWawWuZYeOWTjiKZKfgm3Eh4D:xc1N3mM8WCeOWTWF7ECD
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1236415054371356683/OrDTmRfTas_XmLRrsqnKyll68rab1NgMyysZ-Wk0_5lhUZv-RzcJAZFh2Z8FO8rzMZiK
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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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
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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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Legitimate hosting services abused for malware hosting/C2 1 TTPs 7 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 4 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Working.exe"C:\Users\Admin\AppData\Local\Temp\Working.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
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
8KB
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Filesize
64KB
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Filesize
10.8MB
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Filesize
8KB
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Filesize
10.8MB