Analysis
- max time kernel
106s - max time network
107s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
04/10/2024, 08:42
General
- Target encrypted.exe
- Size 2.8MB
- Sample241004-kl7p2avblm
- SHA256 a6d95538d1d2f4031e10ff3a1258400a3f471fe64e14ff2dc9808c28334d0cea
Malware Config
Extracted
-
vipkeylogger
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- 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 3 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.
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\encrypted.exe"C:\Users\Admin\AppData\Local\Temp\encrypted.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/464-0-0x000002868ACF0000-0x000002868AD3C000-memory.dmp
memory/464-1-0x00007FFD7DF13000-0x00007FFD7DF15000-memory.dmp
memory/464-2-0x000002C721220000-0x000002C72126A000-memory.dmp
memory/464-3-0x00007FFD7DF10000-0x00007FFD7E9D1000-memory.dmp
memory/464-4-0x00007FFD7DF10000-0x00007FFD7E9D1000-memory.dmp
memory/464-5-0x00007FFD7DF10000-0x00007FFD7E9D1000-memory.dmp
memory/464-6-0x00007FFD7DF13000-0x00007FFD7DF15000-memory.dmp
memory/464-7-0x00007FFD7DF10000-0x00007FFD7E9D1000-memory.dmp
memory/464-8-0x000002C73AB00000-0x000002C73ACC2000-memory.dmp
memory/464-9-0x000002C721330000-0x000002C721380000-memory.dmp