Analysis
- max time kernel
63s - max time network
123s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
- submitted
27/02/2023, 16:15
General
- Target NEW SHIPMENTS HO CHI MINH-IZMIT-2X40'NOR SPDSI2300303.exe
- Size 1.0MB
- Sample230227-tp8aeaed92
- SHA256 b6ccf763bb38649f95ffb2bc6311ecf8d6cca7b6488d76a545b3c584192918ea
Malware Config
Extracted
-
snakekeylogger
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Protocol
smtp
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Host
smtp.bell-euorpe.com
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Port
587
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Username
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Password
fMBIvHY4
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Email to
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https://api.telegram.org/bot6166695280:AAFYAmHtNxka4VVDE564YnB1MkmT68AnzXY/sendMessage?chat_id=5981442240
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 5 IoCs
- 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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 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\NEW SHIPMENTS HO CHI MINH-IZMIT-2X40'NOR SPDSI2300303.exe"C:\Users\Admin\AppData\Local\Temp\NEW SHIPMENTS HO CHI MINH-IZMIT-2X40'NOR SPDSI2300303.exe"1⤵
- Suspicious use of SetThreadContext
- 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\StaspOFXjFwO.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\StaspOFXjFwO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC4C6.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\NEW SHIPMENTS HO CHI MINH-IZMIT-2X40'NOR SPDSI2300303.exe"C:\Users\Admin\AppData\Local\Temp\NEW SHIPMENTS HO CHI MINH-IZMIT-2X40'NOR SPDSI2300303.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
tmpC4C6.tmp
memory/676-80-0x0000000002420000-0x0000000002460000-memory.dmp
memory/676-78-0x0000000002420000-0x0000000002460000-memory.dmp
memory/976-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/976-71-0x0000000000400000-0x0000000000426000-memory.dmp
memory/976-79-0x0000000004E40000-0x0000000004E80000-memory.dmp
memory/976-75-0x0000000000400000-0x0000000000426000-memory.dmp
memory/976-73-0x0000000000400000-0x0000000000426000-memory.dmp
memory/976-66-0x0000000000400000-0x0000000000426000-memory.dmp
memory/976-67-0x0000000000400000-0x0000000000426000-memory.dmp
memory/976-68-0x0000000000400000-0x0000000000426000-memory.dmp
memory/976-69-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1680-54-0x0000000000140000-0x000000000024A000-memory.dmp
memory/1680-58-0x0000000000780000-0x000000000078C000-memory.dmp
memory/1680-65-0x0000000004FD0000-0x0000000004FF8000-memory.dmp
memory/1680-57-0x0000000004DF0000-0x0000000004E30000-memory.dmp
memory/1680-56-0x0000000000440000-0x0000000000456000-memory.dmp
memory/1680-59-0x0000000005C70000-0x0000000005D12000-memory.dmp
memory/1680-55-0x0000000004DF0000-0x0000000004E30000-memory.dmp