Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
27/04/2026, 05:40
Static task
static1
Behavioral task
behavioral1
Sample
file27.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
file27.js
Resource
win11-20260130-en
General
- Target file27.js
- Size 1.5MB
- Sample260427-gdahsact41
- SHA256 fca4414079dd2c991fced7febaa597556a8950e94c43a787f90e0ad3176f7eea
- MD5 c083093efd79e5c76d04b994f326ab36
- SHA1 7e1d221acfafb66331dfa06796402bb2e2481351
- SHA512 202562c6439d4177e283e5c47f8b3f9eb861d49a21a0a2c30d06911c7a0c7599cdd36a80b133061d98404c8c5ebf983f36a8a3c4851d07cd4d582a4569359fed
- SSDEEP 24576:kLMf6e/vvtUJNOksfmefHhGgbAp/yMSBdFq2T9I3E49bIWHak1:6SttHAgkzSBCC9ITbIo
- TLSH T1E67501118AC43FA48F9E5B1950BE2249E3F14ECF6419568AEB23FD45BFF3A0452171B8
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
hosting2.ro.hostsailor.com
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Port
587
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Username
-
Password
7213575aceACE@@#
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Email to
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https://api.telegram.org/bot8099843793:AAGeYKMLti1IpyT9o6bz7OtgdXF9md25uXA/sendMessage?chat_id=6337180137
Signatures
- Family: VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 2268 powershell.exe - Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3847269522-1618051987-1942096715-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-3847269522-1618051987-1942096715-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-3847269522-1618051987-1942096715-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe - Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 reallyfreegeoip.org 3 reallyfreegeoip.org 1 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2268 set thread context of 2164 2268 powershell.exe 87 - Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe - Kills process with taskkill 1 IoCs
pid Process 3184 taskkill.exe - Suspicious behavior: EnumeratesProcesses 24 IoCs
pid Process 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2164 aspnet_compiler.exe 2268 powershell.exe 2164 aspnet_compiler.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2268 powershell.exe Token: SeDebugPrivilege 2164 aspnet_compiler.exe Token: SeDebugPrivilege 3184 taskkill.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 576 wrote to memory of 2268 576 wscript.exe 80 PID 2268 wrote to memory of 3556 2268 powershell.exe 82 PID 2268 wrote to memory of 2832 2268 powershell.exe 83 PID 2268 wrote to memory of 3100 2268 powershell.exe 84 PID 2268 wrote to memory of 2220 2268 powershell.exe 85 PID 2268 wrote to memory of 4044 2268 powershell.exe 86 PID 2268 wrote to memory of 2164 2268 powershell.exe 87 PID 2268 wrote to memory of 2164 2268 powershell.exe 87 PID 2268 wrote to memory of 2164 2268 powershell.exe 87 PID 2268 wrote to memory of 2164 2268 powershell.exe 87 PID 2268 wrote to memory of 2164 2268 powershell.exe 87 PID 576 wrote to memory of 3184 576 wscript.exe 89 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3847269522-1618051987-1942096715-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3847269522-1618051987-1942096715-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\file27.js1⤵
- Suspicious use of WriteProcessMemory
PID:576 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_1bLsaEmj6ZvE_1777268451677.ps1"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"3⤵PID:3556
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"3⤵PID:2832
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"3⤵PID:3100
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"3⤵PID:2220
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"3⤵PID:4044
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"3⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2164
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C:\Windows\System32\taskkill.exe"C:\Windows\System32\taskkill.exe" /f /im wscript.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3184
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Temp\ps_1bLsaEmj6ZvE_1777268451677.ps1
- Size 1.1MB
- SHA256 6e9ea88a667df914e3164ae10b8c4893c925784326fb115cbc6acb5ce68e32f8
- MD5 6fde7563a87c6f4d37d206fe841a9b98
- SHA1 05a48f95a50f3e9c6d89ca4ba7e1e2293dde49dc
- SHA512 370177044d63fb2a467f543704fac0003e1cb5a8b7b585803e87afb4374f59a7a1499a68875e68a0a76290cd3ce0be55918f408be182c0a3b610235775199905
- SSDEEP 24576:MfkChNQiLvHn9+sAn3/dqQGp/1eDOotZeCiz3K1+irB:UfLQlK11Rza04B
- TLSH T100353379584C6D3C0ADCC3E9E077EE0B82A59E9A5058848EBACB65EF33533C61113C6D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_aiou0iq4.itq.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH