Analysis
- max time kernel
70s - max time network
136s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
09/09/2022, 04:41
General
- Target SecuriteInfo.com.Win32.CrypterX-gen.20023.exe
- Size 1.1MB
- Sample220909-fa4f1sdedm
- SHA256 e3555cc65ec783fa2aa5a0c5c565e2ac373487fbcffd83db2a014f40ac983d30
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 6 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
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.20023.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.20023.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.20023.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.20023.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
memory/1048-54-0x0000000000170000-0x0000000000294000-memory.dmp
memory/1048-55-0x0000000076171000-0x0000000076173000-memory.dmp
memory/1048-56-0x0000000001F50000-0x0000000001F6A000-memory.dmp
memory/1048-57-0x0000000001F80000-0x0000000001F8C000-memory.dmp
memory/1048-58-0x0000000006010000-0x0000000006090000-memory.dmp
memory/1048-59-0x0000000002110000-0x0000000002136000-memory.dmp
memory/1356-60-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1356-61-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1356-63-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1356-65-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1356-66-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1356-69-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1356-71-0x0000000000400000-0x0000000000426000-memory.dmp