Analysis
- max time kernel
140s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
11/11/2024, 02:59
General
- Target c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe
- Size 864KB
- Sample241111-dgys1a1grb
- SHA256 c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0
Malware Config
Extracted
-
vipkeylogger
-
https://api.telegram.org/bot7771785357:AAGIjPnBZrH4W2USOpZoA66yRS239AIaI8U/sendMessage?chat_id=6370711846
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Vipkeylogger family
- 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.
- Suspicious use of SetThreadContext 1 IoCs
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 11 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\c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe"C:\Users\Admin\AppData\Local\Temp\c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe"C:\Users\Admin\AppData\Local\Temp\c43f4d0f453155a1a2b83f793bcaf83429cc7c6452f430a1763eec9a31fd70a0.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- 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/2776-10-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/2776-11-0x0000000004F00000-0x0000000004F8C000-memory.dmp
memory/2776-2-0x0000000005B40000-0x00000000060E4000-memory.dmp
memory/2776-3-0x00000000054E0000-0x0000000005572000-memory.dmp
memory/2776-4-0x00000000055B0000-0x00000000055BA000-memory.dmp
memory/2776-5-0x0000000005830000-0x00000000058CC000-memory.dmp
memory/2776-6-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/2776-7-0x0000000006E60000-0x0000000006F34000-memory.dmp
memory/2776-8-0x0000000006F30000-0x0000000006F4C000-memory.dmp
memory/2776-9-0x0000000074D0E000-0x0000000074D0F000-memory.dmp
memory/2776-1-0x0000000000A40000-0x0000000000B1C000-memory.dmp
memory/2776-15-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/2776-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp
memory/4572-14-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/4572-12-0x0000000000400000-0x000000000044A000-memory.dmp
memory/4572-16-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/4572-17-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/4572-18-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/4572-19-0x0000000006A90000-0x0000000006C52000-memory.dmp
memory/4572-20-0x0000000006910000-0x0000000006960000-memory.dmp
memory/4572-21-0x0000000007190000-0x00000000076BC000-memory.dmp