Analysis
- max time kernel
104s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20250217-en - resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system - submitted
13/03/2025, 15:24
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20250217-en
12 signatures
150 seconds
General
- Target file.exe
- Size 942KB
- Sample250313-ss3zeswtas
- SHA256 ada32ec7d1868b4e082ae007138811e58e8b44dc748a847d8e055adf4cae25a9
- MD5 855bb87420f8dbe945a1ffa4abbb23f9
- SHA1 8115793b368fc257780e8ae00bc3ad568adfbd60
- SHA512 d447411eb3b4b6f7de1e723d9fb7b7da6859f3f1f53316cc9c5eb714d62764058a3e40688f1fc773636e37e53905093c2f60bb68bd2d0d9f85999116c3b4f24a
- SSDEEP 24576:lu6J33O0c+JY5UZ+XC0kGso6Fa5S4L2BKEPMqWY:nu0c++OCvkGs9Fa5TyBZsY
- MD5 SHA1 SHA512 SSDEEP
Score
6/10
Malware Config
Signatures
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.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 8 checkip.dyndns.org 23 reallyfreegeoip.org 30 reallyfreegeoip.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2412 set thread context of 1960 2412 file.exe 89 - 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 file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1960 RegSvcs.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2412 file.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1960 RegSvcs.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2412 file.exe 2412 file.exe - Suspicious use of SendNotifyMessage 2 IoCs
pid Process 2412 file.exe 2412 file.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2412 wrote to memory of 1960 2412 file.exe 89 PID 2412 wrote to memory of 1960 2412 file.exe 89 PID 2412 wrote to memory of 1960 2412 file.exe 89 PID 2412 wrote to memory of 1960 2412 file.exe 89 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2412 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\file.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:1960
-