Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
19-08-2024 16:23
General
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Target
Gfx Helper for Pozing.exe
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Size
42KB
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MD5
6a37d401c3a49faa8bd4da9c5999ba6c
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SHA1
4054ee88d85ea8079ffbb426cbe1cb7444563d98
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SHA256
93d46b85e02f0925271d54523467a26690e84528a8a0d9d0c308076ef002268f
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SHA512
de7e013835f14a567c9e5f52908c0800ad7dbcb19a7ad1d3c1161b39aaf0ddcfb1f5172802507917ceadfc9a9591e9cfff609514ff2141d33cbb3a2d56694d7d
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SSDEEP
768:FBRU9NNh2NnehX0W1euZsL3NTjS+KZKfgm3Eht5:Dgh2VQz1ML3NTlF7E35
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1275125611156869122/f0BoD3zoxk5i-AD7hw3rQInaeKMtN3t0ACDklfxlAc7ukHPkQLo4LMaeHY6PD1L6_8hh
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 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
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Gfx Helper for Pozing.exe"C:\Users\Admin\AppData\Local\Temp\Gfx Helper for Pozing.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 2208 -s 14122⤵
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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