Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
10/08/2026, 14:26
General
- Target 4da2ff70dd2722d2de10f8a942d7bc90a2894ae3847a0677b6687027cf7cd8d2.exe
- Size 3.1MB
- Sample260810-rsbdqs1bkh
- SHA256 4da2ff70dd2722d2de10f8a942d7bc90a2894ae3847a0677b6687027cf7cd8d2
Malware Config
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
hosting2.ro.hostsailor.com
-
Port
587
-
Username
-
Password
7213575aceACE@@
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Email to
Signatures
- Family: VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Executes dropped EXE 1 IoCs
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Looks up external IP address via web service 1 TTPs 4 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 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\4da2ff70dd2722d2de10f8a942d7bc90a2894ae3847a0677b6687027cf7cd8d2.exe"C:\Users\Admin\AppData\Local\Temp\4da2ff70dd2722d2de10f8a942d7bc90a2894ae3847a0677b6687027cf7cd8d2.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.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
-
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C:\Windows\Temp\DCRCVDrv.sysC:\Windows\Temp\DCRCVDrv.sys1⤵
- Executes dropped EXE
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C:\Windows\system32\cmd.exe"cmd /c start "" /D "C:\ProgramData\java updater" 4da2ff70dd2722d2de10f8a942d7bc90a2894ae3847a0677b6687027cf7cd8d2.exe"1⤵
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
DCRCVDrv.sys
memory/1080-8-0x0000000074780000-0x0000000074F3C000-memory.dmp
memory/1080-4-0x0000000000190000-0x00000000001D8000-memory.dmp
memory/1080-5-0x0000000074792000-0x0000000074793000-memory.dmp
memory/1080-6-0x0000000005220000-0x00000000057DA000-memory.dmp
memory/1080-7-0x0000000004C60000-0x0000000004CFC000-memory.dmp
memory/1080-9-0x0000000074792000-0x0000000074793000-memory.dmp
memory/1080-10-0x0000000074780000-0x0000000074F3C000-memory.dmp
memory/1080-11-0x0000000006230000-0x00000000063F2000-memory.dmp
memory/1080-12-0x00000000060D0000-0x0000000006120000-memory.dmp
memory/1080-13-0x0000000000BC0000-0x0000000000C52000-memory.dmp
memory/1080-14-0x0000000000B30000-0x0000000000B3A000-memory.dmp
memory/5444-2-0x0000000000010000-0x000000000003D000-memory.dmp