Analysis
- max time kernel
148s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
14/10/2026, 15:39
General
- Target Purchase order no 0085 PDF.js
- Size 1.4MB
- Sample261014-s33fmsxvcx
- SHA256 7937d585aed491145ca99319a4946be7e3a9dc37d299a57e66f391c53d60cc2b
Malware Config
Extracted
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vipkeylogger
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Protocol
smtp
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Host
cphost17.qhoster.net
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Port
587
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Username
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Password
Qwerty!@#
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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.
- Badlisted process makes network request 11 IoCs
Network request originating from process or tool commonly abused by malware.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 TTPs 11 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\Purchase order no 0085 PDF.js"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 15 /tn Purchase order no 0085 PDF.js /tr C:\Users\Admin\Pictures\Purchase order no 0085 PDF.js /f2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 15 /tn Purchase order no 0085 PDF.js /tr C:\Users\Admin\Pictures\Purchase order no 0085 PDF.js /f3⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle Hidden -NoProfile -NonInteractive -ExecutionPolicy Bypass -Command -2⤵
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\sitzffaj\sitzffaj.cmdline"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES529B.tmp" "c:\Users\Admin\AppData\Local\Temp\sitzffaj\CSC14F68A65ED244D9DADCC8ADBAC421CD.TMP"4⤵
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
3JavaScript
1PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
RES529B.tmp
__PSScriptPolicyTest_fwyehwzo.bnm.psm1
detachEvent.ini
sitzffaj.dll
CSC14F68A65ED244D9DADCC8ADBAC421CD.TMP
sitzffaj.0.cs
sitzffaj.cmdline
memory/3316-26-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-30-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-9-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-16-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-17-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-8-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-25-0x000002AC184C0000-0x000002AC184C8000-memory.dmp
memory/3316-7-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-6-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-1-0x00007FFE575AF000-0x00007FFE575B0000-memory.dmp
memory/3316-27-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-28-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-29-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-13-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-34-0x000002AC18500000-0x000002AC1851E000-memory.dmp
memory/3316-5-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-35-0x000002AC18830000-0x000002AC188E2000-memory.dmp
memory/3316-31-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-36-0x000002AC7E200000-0x000002AC7E20A000-memory.dmp
memory/3316-37-0x000002AC7FA60000-0x000002AC7FA7E000-memory.dmp
memory/3316-4-0x000002AC7FA10000-0x000002AC7FA32000-memory.dmp
memory/3316-39-0x000002AC18A40000-0x000002AC18A88000-memory.dmp
memory/3316-40-0x000002AC184F0000-0x000002AC1851D000-memory.dmp
memory/3316-41-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-42-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-43-0x00007FFE57420000-0x00007FFE57DC4000-memory.dmp
memory/3316-45-0x000002AC800A0000-0x000002AC80262000-memory.dmp
memory/3316-46-0x000002AC7FA90000-0x000002AC7FAE0000-memory.dmp