Analysis
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max time kernel
121s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13-11-2024 18:59
Static task
static1
Behavioral task
behavioral1
Sample
Fizetési nyugta-639181,jpg.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Fizetési nyugta-639181,jpg.exe
Resource
win10v2004-20241007-en
General
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Target
Fizetési nyugta-639181,jpg.exe
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Size
1.0MB
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MD5
11cb76a19262b6b580ac914cc91a162a
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SHA1
3b7c7012c38632f4e5c8e44665ed8fce5c71d42d
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SHA256
6c6df909a12aa572bc7f7ba7a1274503a8f3860fec5223f08017e51f2d2fb9a5
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SHA512
c71388dc7ca7f4e9a0a1cecf6ea6f28fadd4a7682fe455408365824eb8a2c702813eb72917372c8b655b8be0b9d565dbde81fb1ae565fc2f8cc8550e26af96ad
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SSDEEP
24576:2tb20pkaCqT5TBWgNQ7aCleJBY0Agl6A:jVg5tQ7aCkZ5
Malware Config
Extracted
vipkeylogger
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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Vipkeylogger family
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
svchost.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.exe Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.exe Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Fizetési nyugta-639181,jpg.exedescription pid Process procid_target PID 876 set thread context of 3024 876 Fizetési nyugta-639181,jpg.exe 30 -
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:
Fizetési nyugta-639181,jpg.exesvchost.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Fizetési nyugta-639181,jpg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
svchost.exepid Process 3024 svchost.exe 3024 svchost.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
Fizetési nyugta-639181,jpg.exepid Process 876 Fizetési nyugta-639181,jpg.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
svchost.exedescription pid Process Token: SeDebugPrivilege 3024 svchost.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
Fizetési nyugta-639181,jpg.exedescription pid Process procid_target PID 876 wrote to memory of 3024 876 Fizetési nyugta-639181,jpg.exe 30 PID 876 wrote to memory of 3024 876 Fizetési nyugta-639181,jpg.exe 30 PID 876 wrote to memory of 3024 876 Fizetési nyugta-639181,jpg.exe 30 PID 876 wrote to memory of 3024 876 Fizetési nyugta-639181,jpg.exe 30 PID 876 wrote to memory of 3024 876 Fizetési nyugta-639181,jpg.exe 30 -
outlook_office_path 1 IoCs
Processes:
svchost.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.exe -
outlook_win_path 1 IoCs
Processes:
svchost.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Fizetési nyugta-639181,jpg.exe"C:\Users\Admin\AppData\Local\Temp\Fizetési nyugta-639181,jpg.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:876 -
C:\Windows\SysWOW64\svchost.exe"C:\Users\Admin\AppData\Local\Temp\Fizetési nyugta-639181,jpg.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:3024
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