Analysis
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max time kernel
152s -
max time network
260s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-09-2024 08:26
Static task
static1
Behavioral task
behavioral1
Sample
WOR-FSF-143_240917_153204 (2).exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
WOR-FSF-143_240917_153204 (2).exe
Resource
win10v2004-20240802-en
General
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Target
WOR-FSF-143_240917_153204 (2).exe
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Size
1.2MB
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MD5
2683bb4f5ae50df4c512f244fa228a0f
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SHA1
a6ebf6f22b98c6f2cc9af3a49a98e10e47a172ab
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SHA256
82b489119b79e2d9cc297af667147d90c930ac88d6ee8a20b5d7c68eeb6a582a
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SHA512
6cce63c5c64010df99671003b57bb09fa220f241d379bc5027708b61efbef59cabc035f0836343d7e06f22030d8dbb9afa9770701d984009f2280eb2f9642c00
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SSDEEP
24576:uRmJkcoQricOIQxiZY1iaCPNXEOQGIxR7BeG3gCtgabdVBNT:7JZoQrbTFZY1iaCP+iIxneG3gybdlT
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7204444211:AAHhCv47hRiqEWkkF-hzrMRRq69HpYbFD5Y/sendMessage?chat_id=2065242915
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-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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 16 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
WOR-FSF-143_240917_153204 (2).exedescription pid Process procid_target PID 1156 set thread context of 676 1156 WOR-FSF-143_240917_153204 (2).exe 82 -
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:
WOR-FSF-143_240917_153204 (2).exeRegSvcs.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WOR-FSF-143_240917_153204 (2).exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid Process 676 RegSvcs.exe 676 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
WOR-FSF-143_240917_153204 (2).exepid Process 1156 WOR-FSF-143_240917_153204 (2).exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid Process Token: SeDebugPrivilege 676 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 6 IoCs
Processes:
WOR-FSF-143_240917_153204 (2).exepid Process 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe -
Suspicious use of SendNotifyMessage 6 IoCs
Processes:
WOR-FSF-143_240917_153204 (2).exepid Process 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe 1156 WOR-FSF-143_240917_153204 (2).exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
WOR-FSF-143_240917_153204 (2).exedescription pid Process procid_target PID 1156 wrote to memory of 676 1156 WOR-FSF-143_240917_153204 (2).exe 82 PID 1156 wrote to memory of 676 1156 WOR-FSF-143_240917_153204 (2).exe 82 PID 1156 wrote to memory of 676 1156 WOR-FSF-143_240917_153204 (2).exe 82 PID 1156 wrote to memory of 676 1156 WOR-FSF-143_240917_153204 (2).exe 82 -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\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-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\WOR-FSF-143_240917_153204 (2).exe"C:\Users\Admin\AppData\Local\Temp\WOR-FSF-143_240917_153204 (2).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:1156 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\WOR-FSF-143_240917_153204 (2).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:676
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