Analysis
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max time kernel
132s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02-10-2024 01:00
Static task
static1
Behavioral task
behavioral1
Sample
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe
Resource
win10v2004-20240802-en
General
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Target
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe
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Size
186KB
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MD5
4c7c55280d405f6241f4c9f236fdea24
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SHA1
dfd1a0dce53f0a445ec6ad9f6d1266e96dec8f66
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SHA256
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19
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SHA512
6cabc92097834307fb02f5687a19db6a93fe88f0c53cada037fe2f0eafb247ea7be249b460f53808a875c8febcf3460df235f8f4268370da92a11fb528dd0a10
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SSDEEP
3072:qh1KoemdZEhelYiU8aTTwmDOop3Q+Rt5IxMSke+mNOGW3emb4XBHTtOhu2qkWf3M:Doemd3lYiU5MmDOop3Q+RsxMSke+mNOW
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7371892501:AAE6c_q-yLsVj82ZZEmMuRlQtTm95MBjCz0/sendMessage?chat_id=6750192797
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
Processes:
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exedescription pid process target process PID 2900 created 3460 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe Explorer.EXE -
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:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.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 28 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exedescription pid process target process PID 2900 set thread context of 4436 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe MSBuild.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:
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exeMSBuild.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exeMSBuild.exepid process 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe 4436 MSBuild.exe 4436 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exeMSBuild.exedescription pid process Token: SeDebugPrivilege 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe Token: SeDebugPrivilege 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe Token: SeDebugPrivilege 4436 MSBuild.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exedescription pid process target process PID 2900 wrote to memory of 4436 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe MSBuild.exe PID 2900 wrote to memory of 4436 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe MSBuild.exe PID 2900 wrote to memory of 4436 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe MSBuild.exe PID 2900 wrote to memory of 4436 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe MSBuild.exe PID 2900 wrote to memory of 4436 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe MSBuild.exe PID 2900 wrote to memory of 4436 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe MSBuild.exe PID 2900 wrote to memory of 4436 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe MSBuild.exe PID 2900 wrote to memory of 4436 2900 013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe MSBuild.exe -
outlook_office_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe -
outlook_win_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3460
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C:\Users\Admin\AppData\Local\Temp\013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe"C:\Users\Admin\AppData\Local\Temp\013d183433171067d14d79fb2288fa94689963e60482da638800f23834710e19.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2900
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:4436
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