Analysis
- max time kernel
149s - max time network
154s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
05/02/2026, 15:00
General
- Target b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe
- Size 687KB
- Sample260205-sdmznagw9d
- SHA256 b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3
Malware Config
Extracted
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Protocol
smtp
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Host
mail.mrtmakina.com.tr
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Port
587
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Username
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Password
Mr37*24?t
Extracted
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vipkeylogger
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Protocol
smtp
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Host
mail.mrtmakina.com.tr
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Port
587
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Username
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Password
Mr37*24?t
-
Email to
Signatures
- Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
- 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 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- SmartAssembly .NET packer 1 IoCs
Detects SmartAssembly .NET packer.
- 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 10 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"C:\Users\Admin\AppData\Local\Temp\b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe"2⤵
- Modifies Windows Defender DisableAntiSpyware settings
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
b5b7485b8d9579167eea5ff7728aa336974563a033e602ce35da0eadcd194bb3.exe.log
memory/1872-8-0x0000000000400000-0x000000000044A000-memory.dmp
memory/1872-15-0x00000000072A0000-0x00000000077CC000-memory.dmp
memory/1872-14-0x0000000005360000-0x0000000005370000-memory.dmp
memory/1872-13-0x00000000069C0000-0x0000000006A10000-memory.dmp
memory/1872-12-0x0000000006B90000-0x0000000006D52000-memory.dmp
memory/1872-11-0x0000000005360000-0x0000000005370000-memory.dmp
memory/4268-3-0x0000000005660000-0x0000000005670000-memory.dmp
memory/4268-7-0x0000000009940000-0x00000000099DC000-memory.dmp
memory/4268-6-0x0000000007510000-0x0000000007596000-memory.dmp
memory/4268-5-0x0000000005D10000-0x0000000005D1E000-memory.dmp
memory/4268-4-0x0000000005700000-0x000000000570A000-memory.dmp
memory/4268-0-0x0000000000B80000-0x0000000000C32000-memory.dmp
memory/4268-2-0x0000000005770000-0x0000000005802000-memory.dmp
memory/4268-1-0x0000000005D20000-0x00000000062C6000-memory.dmp