Analysis
- max time kernel
141s - max time network
133s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
11/09/2022, 06:39
General
- Target HSBC-XXXXX287365.exe
- Size 961KB
- Sample220911-hemeeabbb4
- SHA256 6c56003ac5a82c9f424658ea9e4fe43dd887f3e8122c95f80a2b983e55e9194e
Malware Config
Extracted
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snakekeylogger
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Protocol
smtp
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Host
mail.westyhopkins.com
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Port
587
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Username
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Password
nb34m5bf
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Email to
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\HSBC-XXXXX287365.exe"C:\Users\Admin\AppData\Local\Temp\HSBC-XXXXX287365.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sgPpAtTvjKWzG.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sgPpAtTvjKWzG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCD33.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\HSBC-XXXXX287365.exe"C:\Users\Admin\AppData\Local\Temp\HSBC-XXXXX287365.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\HSBC-XXXXX287365.exe"C:\Users\Admin\AppData\Local\Temp\HSBC-XXXXX287365.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
HSBC-XXXXX287365.exe.log
tmpCD33.tmp
memory/2168-153-0x0000000006000000-0x000000000601E000-memory.dmp
memory/2168-148-0x0000000005360000-0x00000000053C6000-memory.dmp
memory/2168-160-0x0000000007080000-0x0000000007088000-memory.dmp
memory/2168-159-0x00000000070A0000-0x00000000070BA000-memory.dmp
memory/2168-140-0x0000000002140000-0x0000000002176000-memory.dmp
memory/2168-158-0x0000000006F90000-0x0000000006F9E000-memory.dmp
memory/2168-142-0x0000000004B40000-0x0000000005168000-memory.dmp
memory/2168-157-0x0000000006FE0000-0x0000000007076000-memory.dmp
memory/2168-156-0x0000000006DD0000-0x0000000006DDA000-memory.dmp
memory/2168-155-0x0000000006D60000-0x0000000006D7A000-memory.dmp
memory/2168-154-0x00000000073C0000-0x0000000007A3A000-memory.dmp
memory/2168-147-0x0000000004970000-0x0000000004992000-memory.dmp
memory/2168-152-0x0000000070780000-0x00000000707CC000-memory.dmp
memory/2168-149-0x00000000047A0000-0x00000000047BE000-memory.dmp
memory/2168-151-0x0000000006020000-0x0000000006052000-memory.dmp
memory/3356-150-0x00000000062A0000-0x0000000006462000-memory.dmp
memory/3356-145-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4776-136-0x0000000008920000-0x00000000089BC000-memory.dmp
memory/4776-132-0x0000000000240000-0x0000000000336000-memory.dmp
memory/4776-133-0x00000000052A0000-0x0000000005844000-memory.dmp
memory/4776-134-0x0000000004D90000-0x0000000004E22000-memory.dmp
memory/4776-135-0x0000000004CC0000-0x0000000004CCA000-memory.dmp
memory/4776-137-0x0000000008C30000-0x0000000008C96000-memory.dmp