Analysis
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max time kernel
124s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
23-09-2024 00:54
General
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Target
CSGO_Rebound.exe
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Size
41KB
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MD5
38f74fe64c455198c43d478400b202af
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SHA1
a82b7a81ce5aa1d6d12ccef6a927de9473e94898
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SHA256
d163fe9b92b1f6f44ec58bc05bcbc919f78f9e343d9691f0bb1b8162d3d0087c
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SHA512
2376716f957d2dfa56b63bd484ed90f82815064969a2c8cb0074bde931e467e99fd6f96f71732c194c24350e670d83aaafd317b6afe64e59af057bd89f20ec4d
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SSDEEP
768:PscaIyIq3PJOJTwf4uZSceKWTj5KZKfgm3Eh0T:kc16PQAoceKWT9F7E+T
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1287576977489920101/qn6q-HR5nSw72La9tctjugcKDnTYkEdiUMCxvbCQZK9FPD7CNhkDCwvlhZUWz9oa6ach
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 6 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\CSGO_Rebound.exe"C:\Users\Admin\AppData\Local\Temp\CSGO_Rebound.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
64KB
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Filesize
8KB
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Filesize
10.8MB
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Filesize
10.8MB