Analysis
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max time kernel
16s -
max time network
118s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
17-01-2021 13:35
General
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Target
sun.exe
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Size
1.1MB
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MD5
535fa9072ad404e7f39b1adb9f83c780
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SHA1
baa36efbfc5732e2dbc9d5e07a7ad0d255bb4fbe
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SHA256
622b255f7552f990c5d1f97c3ec9fad77b589b88961deec7b691794d81a7b9b4
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SHA512
516f52cd2dda7a1f4fd6693f9080e3ffac63ba3b2882d92f65746cf134283a66c4675375483772add15416c616f98c05d7e250bb9ca1c63229b1def71cd9b8e0
Score
10/10
Malware Config
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 4 IoCs
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Drops startup file 2 IoCs
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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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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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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 3 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\sun.exe"C:\Users\Admin\AppData\Local\Temp\sun.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\sun.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe'2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\sun.exe"C:\Users\Admin\AppData\Local\Temp\sun.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1584-2-0x0000000074670000-0x0000000074D5E000-memory.dmpFilesize
6.9MB
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memory/1584-3-0x00000000013C0000-0x00000000013C1000-memory.dmpFilesize
4KB
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memory/1584-5-0x0000000004E90000-0x0000000004F21000-memory.dmpFilesize
580KB
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memory/1584-11-0x00000000009A0000-0x00000000009AF000-memory.dmpFilesize
60KB
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memory/1788-7-0x0000000074670000-0x0000000074D5E000-memory.dmpFilesize
6.9MB
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memory/1788-18-0x0000000002750000-0x0000000002751000-memory.dmpFilesize
4KB
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memory/1788-9-0x0000000004830000-0x0000000004831000-memory.dmpFilesize
4KB
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memory/1788-10-0x0000000002500000-0x0000000002501000-memory.dmpFilesize
4KB
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memory/1788-6-0x0000000000000000-mapping.dmp
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memory/1788-35-0x0000000006240000-0x0000000006241000-memory.dmpFilesize
4KB
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memory/1788-28-0x00000000060F0000-0x00000000060F1000-memory.dmpFilesize
4KB
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memory/1788-27-0x00000000060C0000-0x00000000060C1000-memory.dmpFilesize
4KB
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memory/1788-22-0x00000000056D0000-0x00000000056D1000-memory.dmpFilesize
4KB
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memory/1788-8-0x0000000002380000-0x0000000002381000-memory.dmpFilesize
4KB
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memory/2024-16-0x0000000074670000-0x0000000074D5E000-memory.dmpFilesize
6.9MB
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memory/2024-15-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/2024-14-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/2024-13-0x00000000004643AE-mapping.dmp
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memory/2024-12-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB