Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
04-09-2024 16:36
General
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Target
BetterDiscordWindows1.exe
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Size
42KB
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MD5
e74a2ebb785541ee93714f8270d270b4
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SHA1
10a0235619c6601cefb034d47a34e7eaf13b068a
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SHA256
e517616fc0d26fb9b9a292e4c50da61ffc7da50b0880a20826f02a7e34d94f3a
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SHA512
b4b544278b21e48b1359ad9711518cc1b995070921447abfc016cacf1bbc1d1a8131a799d6aead3cfe43f13db951e3a1daff0c4d4761e7a5f3697293e608fedc
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SSDEEP
768:yYuUNdmt6fehX0Wl3uZhLEZTj3KZKfgm3Eh4o:9dmsfQzlkLEZT7F7Eqo
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1280894721673134221/1fn2YnsawL9hcfObKi6cMvpYyZFdHFo8LxTGvpJTfxlRgyHvrKPs4CafuekXyYN2bHYX
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 2 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
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\BetterDiscordWindows1.exe"C:\Users\Admin\AppData\Local\Temp\BetterDiscordWindows1.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
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 3064 -s 13042⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4KB
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Filesize
64KB
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Filesize
9.9MB
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Filesize
4KB
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Filesize
9.9MB