Analysis
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max time kernel
300s -
max time network
202s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
22-11-2024 04:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Mercurial.Grabber.v1.03.rar
Resource
win11-20241007-en
windows11-21h2-x64
2 signatures
300 seconds
Behavioral task
behavioral2
Sample
Mercurial.exe
Resource
win11-20241007-en
windows11-21h2-x64
24 signatures
300 seconds
Behavioral task
behavioral3
Sample
readme.txt
Resource
win11-20241007-en
windows11-21h2-x64
4 signatures
300 seconds
General
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Target
readme.txt
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Size
64B
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MD5
77976ab4f7b14569dd64f212ce6ee64e
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SHA1
f442ef7a74ac6922628bc8ba03ea08e62f83253e
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SHA256
044b863e9895e669d45d97d44a4f80f2b9ac5f941635ef3c1e9f39ad12747ecf
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SHA512
52d4b884b2462449576fe9dac654de500985b53d0262472d88a1bc659b3a5ffe0ed5f0581c50ef006c3b3d7dbf816a80d21e6b6f4c03b595bb108a4360a60723
Score
3/10
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-1-5-21-2499603254-3415597248-1508446358-1000_Classes\Local Settings cmd.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 4136 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4976 wrote to memory of 4136 4976 cmd.exe 78 PID 4976 wrote to memory of 4136 4976 cmd.exe 78
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\readme.txt1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4976 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\readme.txt2⤵
- Opens file in notepad (likely ransom note)
PID:4136
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