Analysis
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max time kernel
118s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-11-2024 09:11
Static task
static1
Behavioral task
behavioral1
Sample
114117914 - Rebound Electronics.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
114117914 - Rebound Electronics.exe
Resource
win10v2004-20241007-en
General
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Target
114117914 - Rebound Electronics.exe
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Size
1.0MB
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MD5
f336089abf758f7bb565ebd1366e2ad2
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SHA1
3e5ee53a5014900cef867428b99d92567669bf7f
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SHA256
69e4226931e9735180c32894ac2e0604fc2c9e820781d3fc79b96451ca738072
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SHA512
96c866c68314876afe0a7fd54e6124b0899916cc456099354e217a67ffdbef6235003d34262545fc58bd29658ebb2818d07876127f30a4e120ecb197c9d97b4a
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SSDEEP
24576:Ztb20pkaCqT5TBWgNQ7ajzpeVKp/teALURW6A:qVg5tQ7ajiKp17N5
Malware Config
Extracted
Protocol: smtp- Host:
panta.home.pl - Port:
587 - Username:
[email protected] - Password:
PANTA#Gda$2023
Extracted
vipkeylogger
Protocol: smtp- Host:
panta.home.pl - Port:
587 - Username:
[email protected] - Password:
PANTA#Gda$2023 - 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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Vipkeylogger family
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
114117914 - Rebound Electronics.exedescription pid process target process PID 1968 set thread context of 572 1968 114117914 - Rebound Electronics.exe RegSvcs.exe -
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:
114117914 - Rebound Electronics.exeRegSvcs.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 114117914 - Rebound Electronics.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 572 RegSvcs.exe 572 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
114117914 - Rebound Electronics.exepid process 1968 114117914 - Rebound Electronics.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 572 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
114117914 - Rebound Electronics.exepid process 1968 114117914 - Rebound Electronics.exe 1968 114117914 - Rebound Electronics.exe -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
114117914 - Rebound Electronics.exepid process 1968 114117914 - Rebound Electronics.exe 1968 114117914 - Rebound Electronics.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
114117914 - Rebound Electronics.exedescription pid process target process PID 1968 wrote to memory of 572 1968 114117914 - Rebound Electronics.exe RegSvcs.exe PID 1968 wrote to memory of 572 1968 114117914 - Rebound Electronics.exe RegSvcs.exe PID 1968 wrote to memory of 572 1968 114117914 - Rebound Electronics.exe RegSvcs.exe PID 1968 wrote to memory of 572 1968 114117914 - Rebound Electronics.exe RegSvcs.exe PID 1968 wrote to memory of 572 1968 114117914 - Rebound Electronics.exe RegSvcs.exe PID 1968 wrote to memory of 572 1968 114117914 - Rebound Electronics.exe RegSvcs.exe PID 1968 wrote to memory of 572 1968 114117914 - Rebound Electronics.exe RegSvcs.exe PID 1968 wrote to memory of 572 1968 114117914 - Rebound Electronics.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\114117914 - Rebound Electronics.exe"C:\Users\Admin\AppData\Local\Temp\114117914 - Rebound Electronics.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:1968 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\114117914 - Rebound Electronics.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:572
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