Analysis
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max time kernel
7s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
27-11-2024 07:39
Behavioral task
behavioral1
Sample
Nieves logger.exe
Resource
win11-20241007-en
Behavioral task
behavioral2
Sample
r�t��b.pyc
Resource
win11-20241007-en
Behavioral task
behavioral3
Sample
README.md
Resource
win11-20241007-en
Behavioral task
behavioral4
Sample
install requeriments easy.bat
Resource
win11-20241007-en
Behavioral task
behavioral5
Sample
requirements.txt
Resource
win11-20241007-en
General
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Target
requirements.txt
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Size
49B
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MD5
c41525329f0b582a0b9547dceae68ded
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SHA1
310900c3889464d7588fd0e7adb6dbd13cf122a4
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SHA256
27e7b3df7445f0bcc86ac8c37668f80d3a4f18ccf41be9c592993e8f7eadfec4
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SHA512
65bfd6c7b994915b897a1109128f0d8c50d962c3082dbaccd0dcb10e82259923dc07c65f6c6063794fe5b3961f58cd98a70196b690a45fc6d7b00a9b10c0d1c8
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3870231897-2573482396-1083937135-1000_Classes\Local Settings cmd.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 4092 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4672 wrote to memory of 4092 4672 cmd.exe 79 PID 4672 wrote to memory of 4092 4672 cmd.exe 79
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\requirements.txt1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4672 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\requirements.txt2⤵
- Opens file in notepad (likely ransom note)
PID:4092
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