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Analysis
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max time kernel
90s -
max time network
101s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
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submitted
01/09/2024, 22:28
General
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Target
mercurial.executor.v1.03.exe
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Size
41KB
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MD5
e8bd6fc19c460f8a5e45432de659a9a3
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SHA1
26d2120bb2cfa892de9e383bb73cb8b3cd245194
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SHA256
cd3434f7234e702d5be5327a7227743281e00caa4b3e4c09f43889ec3177b0e4
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SHA512
fb218732cafa170efa0df1e0a14890e343db7df88898e425f795d13079caf7f95a6917c455f835165c61ff609e2ffe059dd528df748a5c96a77b4f4ab65380af
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SSDEEP
768:VscaIiID3mbWMABWawquZsezWTjgKZKfgm3EhfJ:Cc1N3mWM8WqezWTUF7EJJ
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1279557394677895311/Sw4EvWiW4SbcOzSCej18SukPQF-M_rfa5znh9fESXm95kIknSnlBrm_lJ_g-PFSoTKMc
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
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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 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.
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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\mercurial.executor.v1.03.exe"C:\Users\Admin\AppData\Local\Temp\mercurial.executor.v1.03.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
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay 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
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Filesize
10.8MB