Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260126-en - resource tags
arch:x64arch:x86image:win11-20260126-enlocale:en-usos:windows11-21h2-x64system - submitted
27/01/2026, 15:59
Static task
static1
Behavioral task
behavioral1
Sample
Teklif İsteği 27-10-2026_PDF.exe
Resource
win10v2004-20260126-en
Behavioral task
behavioral2
Sample
Teklif İsteği 27-10-2026_PDF.exe
Resource
win11-20260126-en
General
- Target Teklif İsteği 27-10-2026_PDF.exe
- Size 1.1MB
- Sample260127-tfamsafs2f
- SHA256 256b9eb0b0ef69eeee00712c0e9fab59601934633f2bb6d0a0b10ac04bd5b2ab
- MD5 a9c5c2a2ab6289eae0a3320287444bda
- SHA1 864473e21fa63bcae0baffbbaeace361661d860b
- SHA512 8f9a5c28c2241508d27506287e92fa38f92a8b5d319ec5357bdc9aa1b03b21cdbee609f115974a98bf8b7ec69428e246a87016b9d0544a724303a349d24494fb
- SSDEEP 12288:xyc4CnolCsoYdAA9mJadBeFZYBpqEC1xv0oi7Qd2YI1Qsc6F3lrK/CDEZlfhk+4/:xyhfMs1hsAdBen2pqpZsjF3leHTx5E
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
hosting2.ro.hostsailor.com
-
Port
587
-
Username
-
Password
7213575aceACE@@
-
Email to
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Vipkeylogger family
- .NET Reactor proctector 64 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/memory/5200-6-0x0000000007370000-0x00000000073C0000-memory.dmp net_reactor behavioral2/memory/5200-74-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-110-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-132-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-130-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-128-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-126-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-124-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-122-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-120-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-118-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-116-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-114-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-108-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-104-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-102-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-98-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-96-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-92-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-90-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-89-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-86-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-84-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-82-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-80-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-78-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-76-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-72-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-68-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-66-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-64-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-62-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-58-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-54-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-50-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-46-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-42-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-38-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-36-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-34-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-32-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-30-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-26-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-22-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-18-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-112-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-106-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-100-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-94-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-70-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-9-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-60-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-56-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-52-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-48-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-44-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-40-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-28-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-24-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-20-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-16-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-14-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-12-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor behavioral2/memory/5200-10-0x0000000007370000-0x00000000073E6000-memory.dmp net_reactor - 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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4059922188-1132279549-1649467871-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Teklif İsteği 27-10-2026_PDF.exe Key opened \REGISTRY\USER\S-1-5-21-4059922188-1132279549-1649467871-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Teklif İsteği 27-10-2026_PDF.exe Key opened \REGISTRY\USER\S-1-5-21-4059922188-1132279549-1649467871-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Teklif İsteği 27-10-2026_PDF.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 checkip.dyndns.org 1 reallyfreegeoip.org 3 reallyfreegeoip.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5200 set thread context of 2492 5200 Teklif İsteği 27-10-2026_PDF.exe 77 - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Teklif İsteği 27-10-2026_PDF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Teklif İsteği 27-10-2026_PDF.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5200 Teklif İsteği 27-10-2026_PDF.exe 5200 Teklif İsteği 27-10-2026_PDF.exe 2492 Teklif İsteği 27-10-2026_PDF.exe 2492 Teklif İsteği 27-10-2026_PDF.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5200 Teklif İsteği 27-10-2026_PDF.exe Token: SeDebugPrivilege 2492 Teklif İsteği 27-10-2026_PDF.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5200 wrote to memory of 2492 5200 Teklif İsteği 27-10-2026_PDF.exe 77 PID 5200 wrote to memory of 2492 5200 Teklif İsteği 27-10-2026_PDF.exe 77 PID 5200 wrote to memory of 2492 5200 Teklif İsteği 27-10-2026_PDF.exe 77 PID 5200 wrote to memory of 2492 5200 Teklif İsteği 27-10-2026_PDF.exe 77 PID 5200 wrote to memory of 2492 5200 Teklif İsteği 27-10-2026_PDF.exe 77 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4059922188-1132279549-1649467871-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Teklif İsteği 27-10-2026_PDF.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4059922188-1132279549-1649467871-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Teklif İsteği 27-10-2026_PDF.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Teklif İsteği 27-10-2026_PDF.exe"C:\Users\Admin\AppData\Local\Temp\Teklif İsteği 27-10-2026_PDF.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5200 -
C:\Users\Admin\AppData\Local\Temp\Teklif İsteği 27-10-2026_PDF.exe"C:\Users\Admin\AppData\Local\Temp\Teklif İsteği 27-10-2026_PDF.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
PID:2492
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Teklif İsteği 27-10-2026_PDF.exe.log
- Size 1KB
- SHA256 954f692df2fb645ad94c0d8a397f8a6776f13bd16d7a4974138fd0f0cb2895f3
- MD5 2f13af6aee5f8bb7506e5bb1c5db5503
- SHA1 f90001d0ddbcf42bdf726d15194c02968e4c6e27
- SHA512 4dcd079e6707e6f087f2ecda602bf54e6e96c275385130d5512eb8da4061fe7d36c57eb32b833a6fb3bfc7860830af161f874f75f78dde34660a9de87b78669b
- TLSH T19D216B303231B5D84D422F5308586AC566FF0745BAB8DF6CB659235EDD2A047AF222F3
- MD5 SHA1 SHA512 TLSH