Analysis
- max time kernel
188s - max time network
193s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
11/02/2023, 08:45
General
- Target 99a051064336628ff918ecf63f421510.exe
- Size 721KB
- Sample230211-knqvasca23
- SHA256 20e933700e0a43d79aafad13d07f388775fbc82d732dd00b8eefadaf07b1397f
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
-
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 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\99a051064336628ff918ecf63f421510.exe"C:\Users\Admin\AppData\Local\Temp\99a051064336628ff918ecf63f421510.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\99a051064336628ff918ecf63f421510.exe"C:\Users\Admin\AppData\Local\Temp\99a051064336628ff918ecf63f421510.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/2976-132-0x0000000000EF0000-0x0000000000FAA000-memory.dmp
memory/2976-133-0x0000000005E40000-0x00000000063E4000-memory.dmp
memory/2976-134-0x0000000005970000-0x0000000005A02000-memory.dmp
memory/2976-135-0x0000000005960000-0x000000000596A000-memory.dmp
memory/2976-136-0x00000000096C0000-0x000000000975C000-memory.dmp
memory/4380-138-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4380-139-0x0000000006D30000-0x0000000006EF2000-memory.dmp