Analysis
- max time kernel
66s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
21/02/2023, 07:01
General
- Target INVOCE & DELIVERY NOTE.exe
- Size 985KB
- Sample230221-hs8jssfg7x
- SHA256 dafd3ed55d5c4319b8d0efc9f2c7c65ecbb042000438c56deadf40d33e580a05
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5519372058:AAEQzlnVdrLo6pt_R7VJyv-Tbte5lUyTQBY/sendMessage?chat_id=5557063310
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 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 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\INVOCE & DELIVERY NOTE.exe"C:\Users\Admin\AppData\Local\Temp\INVOCE & DELIVERY NOTE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\INVOCE & DELIVERY NOTE.exe"C:\Users\Admin\AppData\Local\Temp\INVOCE & DELIVERY NOTE.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
INVOCE & DELIVERY NOTE.exe.log
memory/4576-133-0x0000000000DC0000-0x0000000000EBC000-memory.dmp
memory/4576-134-0x0000000005EC0000-0x0000000006464000-memory.dmp
memory/4576-135-0x0000000005840000-0x00000000058D2000-memory.dmp
memory/4576-136-0x00000000058E0000-0x00000000058EA000-memory.dmp
memory/4576-137-0x0000000005A10000-0x0000000005A20000-memory.dmp
memory/4576-138-0x0000000005A10000-0x0000000005A20000-memory.dmp
memory/4576-139-0x00000000087C0000-0x000000000885C000-memory.dmp
memory/4832-140-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4832-143-0x0000000005350000-0x0000000005360000-memory.dmp
memory/4832-144-0x00000000063A0000-0x0000000006562000-memory.dmp
memory/4832-145-0x0000000005350000-0x0000000005360000-memory.dmp