Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
01/08/2026, 10:49
General
- Target 640d4390b574d98cd36bd206a65fceec9c322b4008a915519f55a8d39265c78c.exe
- Size 478KB
- Sample260801-mwpnbashra
- SHA256 640d4390b574d98cd36bd206a65fceec9c322b4008a915519f55a8d39265c78c
Malware Config
Extracted
-
vipkeylogger
-
https://api.telegram.org/bot7852563330:AAFXFP-iYUbBznbIZbszekH4YOYGTd6rj2c/sendMessage?chat_id=7618581100
Signatures
- Family: Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Family: VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Loads dropped DLL 1 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Looks up external IP address via web service 1 TTPs 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\640d4390b574d98cd36bd206a65fceec9c322b4008a915519f55a8d39265c78c.exe"C:\Users\Admin\AppData\Local\Temp\640d4390b574d98cd36bd206a65fceec9c322b4008a915519f55a8d39265c78c.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\640d4390b574d98cd36bd206a65fceec9c322b4008a915519f55a8d39265c78c.exe"C:\Users\Admin\AppData\Local\Temp\640d4390b574d98cd36bd206a65fceec9c322b4008a915519f55a8d39265c78c.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
System.dll
memory/936-39-0x0000000035EE0000-0x000000003649A000-memory.dmp
memory/936-37-0x0000000000460000-0x0000000001746000-memory.dmp
memory/936-20-0x0000000001750000-0x0000000002AE5000-memory.dmp
memory/936-47-0x00000000337D0000-0x00000000337DA000-memory.dmp
memory/936-22-0x00000000776AF000-0x00000000776B0000-memory.dmp
memory/936-23-0x0000000077735000-0x0000000077736000-memory.dmp
memory/936-30-0x0000000000460000-0x0000000001746000-memory.dmp
memory/936-31-0x0000000001750000-0x0000000002AE5000-memory.dmp
memory/936-46-0x00000000336E0000-0x0000000033772000-memory.dmp
memory/936-38-0x0000000000460000-0x00000000004A0000-memory.dmp
memory/936-32-0x0000000077735000-0x0000000077736000-memory.dmp
memory/936-43-0x0000000036AA0000-0x0000000036FCC000-memory.dmp
memory/936-40-0x0000000033AC0000-0x0000000033B5C000-memory.dmp
memory/936-42-0x0000000036A00000-0x0000000036A50000-memory.dmp
memory/3008-18-0x00000000050D0000-0x0000000006465000-memory.dmp
memory/3008-19-0x00000000742B5000-0x00000000742B6000-memory.dmp
memory/3008-21-0x00000000050D0000-0x0000000006465000-memory.dmp