Analysis
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max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25-09-2024 10:18
Static task
static1
Behavioral task
behavioral1
Sample
638264-250924,PDF.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
638264-250924,PDF.exe
Resource
win10v2004-20240802-en
General
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Target
638264-250924,PDF.exe
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Size
1.2MB
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MD5
7a2586f54288a95dc01fca7aa8a3bf54
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SHA1
ac4cd20889afaccac8794fa54f8beb945c0e3526
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SHA256
c576d03129a4176c8efb8a20f88b9183a4b9503670592295a9aae8b64e9c98d8
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SHA512
f742cfccdd0816f637e54084e38c6a373d9a87bcbb3007059ea10b067c41848ece12de791719ca2ed8759250bb0dedda2b5639b086083d8d21ee3671cf5b748f
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SSDEEP
24576:2RmJkcoQricOIQxiZY1iaG+1yg+hfOTeRs1KizY9Y3TMNag1wI:TJZoQrbTFZY1iaG+1zS4KizYC3z9I
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
m1.wcloud.ro - Port:
587 - Username:
[email protected] - Password:
dobden2020@ - Email To:
[email protected]
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 2 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
638264-250924,PDF.exedescription pid Process procid_target PID 1580 set thread context of 2740 1580 638264-250924,PDF.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
Processes:
638264-250924,PDF.exeRegSvcs.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 638264-250924,PDF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid Process 2740 RegSvcs.exe 2740 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
638264-250924,PDF.exepid Process 1580 638264-250924,PDF.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid Process Token: SeDebugPrivilege 2740 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
638264-250924,PDF.exepid Process 1580 638264-250924,PDF.exe 1580 638264-250924,PDF.exe -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
638264-250924,PDF.exepid Process 1580 638264-250924,PDF.exe 1580 638264-250924,PDF.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
638264-250924,PDF.exedescription pid Process procid_target PID 1580 wrote to memory of 2740 1580 638264-250924,PDF.exe 30 PID 1580 wrote to memory of 2740 1580 638264-250924,PDF.exe 30 PID 1580 wrote to memory of 2740 1580 638264-250924,PDF.exe 30 PID 1580 wrote to memory of 2740 1580 638264-250924,PDF.exe 30 PID 1580 wrote to memory of 2740 1580 638264-250924,PDF.exe 30 PID 1580 wrote to memory of 2740 1580 638264-250924,PDF.exe 30 PID 1580 wrote to memory of 2740 1580 638264-250924,PDF.exe 30 PID 1580 wrote to memory of 2740 1580 638264-250924,PDF.exe 30 -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\638264-250924,PDF.exe"C:\Users\Admin\AppData\Local\Temp\638264-250924,PDF.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:1580 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\638264-250924,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:2740
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