Analysis
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max time kernel
126s -
max time network
128s -
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 06:13
Static task
static1
Behavioral task
behavioral1
Sample
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe
Resource
win10v2004-20240802-en
General
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Target
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe
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Size
186KB
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MD5
ccfea348135f4b48f198168851a7a8d4
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SHA1
69bbc8774953617a32c2689f95e5b146cfd5a681
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SHA256
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed
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SHA512
585c3e6c25230dcafa43886375747b7ec04542ca90724b7804889ebcf062cf286684ae20bc4c3c335cd70c218d8ae6c0673df0cbef762abec46f33bff9093089
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SSDEEP
3072:X/DuqxP+uGrIqHoRWxeLSE8Rt6dAv6/fP2LeMvtcjVDRy4W4hr9PcwD0A:72HoRW0fCv6/AqVNy4W+g
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7378679297:AAFLxpr7KhPtXFLOd_i-NsOLmaub02ppvzM/sendMessage?chat_id=7348879779
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
Processes:
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exedescription pid process target process PID 2956 created 3420 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.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-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\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 32 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exedescription pid process target process PID 2956 set thread context of 3672 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.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:
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exeMSBuild.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exeMSBuild.exepid process 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe 3672 MSBuild.exe 3672 MSBuild.exe 3672 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exeMSBuild.exedescription pid process Token: SeDebugPrivilege 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe Token: SeDebugPrivilege 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe Token: SeDebugPrivilege 3672 MSBuild.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exedescription pid process target process PID 2956 wrote to memory of 3672 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe MSBuild.exe PID 2956 wrote to memory of 3672 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe MSBuild.exe PID 2956 wrote to memory of 3672 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe MSBuild.exe PID 2956 wrote to memory of 3672 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe MSBuild.exe PID 2956 wrote to memory of 3672 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe MSBuild.exe PID 2956 wrote to memory of 3672 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe MSBuild.exe PID 2956 wrote to memory of 3672 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe MSBuild.exe PID 2956 wrote to memory of 3672 2956 67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe MSBuild.exe -
outlook_office_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\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-1-5-21-2170637797-568393320-3232933035-1000\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:3420
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C:\Users\Admin\AppData\Local\Temp\67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.exe"C:\Users\Admin\AppData\Local\Temp\67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed.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:2956
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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:3672
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4152,i,3387628439405076340,17957358341235678872,262144 --variations-seed-version --mojo-platform-channel-handle=4208 /prefetch:81⤵PID:5024