Analysis
- max time kernel
111s - max time network
125s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
04/07/2022, 07:28
General
- Target Proforma - Invoice.exe
- Size 579KB
- Sample220704-janbkshdf4
- SHA256 7d302f9d3565d5968f1500d01a8e6ea2b8440a318858a24a6abbe24fbf5c2214
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
smtp.mail.ru
-
Port
587
-
Username
-
Password
waQRCNyqaCK7UxnSpzkH
-
Email to
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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Proforma - Invoice.exe"C:\Users\Admin\AppData\Local\Temp\Proforma - Invoice.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Proforma - Invoice.exe"C:\Users\Admin\AppData\Local\Temp\Proforma - Invoice.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/1940-137-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1940-138-0x0000000006620000-0x00000000067E2000-memory.dmp
memory/5076-130-0x0000000000940000-0x00000000009D6000-memory.dmp
memory/5076-131-0x00000000059C0000-0x0000000005F64000-memory.dmp
memory/5076-132-0x0000000005410000-0x00000000054A2000-memory.dmp
memory/5076-133-0x0000000005370000-0x000000000537A000-memory.dmp
memory/5076-134-0x0000000009060000-0x00000000090FC000-memory.dmp
memory/5076-135-0x0000000009270000-0x00000000092D6000-memory.dmp