Analysis
- max time kernel
91s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
02/02/2023, 08:51
General
- Target Paymentinvoice Confirmation.exe
- Size 701KB
- Sample230202-kr54dshe6y
- SHA256 f6acf4d217145bc4c53e7e9b17046134b2afc502ba7ef0b7cd96d165b1602c3e
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5611396317:AAGsgxx4hwlHZa8kVodTZpCQipWRFwFvBO0/sendMessage?chat_id=5237953097
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 2 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\Paymentinvoice Confirmation.exe"C:\Users\Admin\AppData\Local\Temp\Paymentinvoice Confirmation.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Paymentinvoice Confirmation.exe"C:\Users\Admin\AppData\Local\Temp\Paymentinvoice Confirmation.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
Paymentinvoice Confirmation.exe.log
memory/2416-132-0x0000000000990000-0x0000000000A46000-memory.dmp
memory/2416-133-0x0000000005A30000-0x0000000005FD4000-memory.dmp
memory/2416-134-0x0000000005480000-0x0000000005512000-memory.dmp
memory/2416-135-0x0000000005400000-0x000000000540A000-memory.dmp
memory/2416-136-0x0000000008E40000-0x0000000008EDC000-memory.dmp
memory/4664-138-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4664-140-0x0000000006AC0000-0x0000000006C82000-memory.dmp