Analysis
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max time kernel
147s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
17-01-2025 19:32
Static task
static1
Behavioral task
behavioral1
Sample
ReleseX64.zip
Resource
win11-20241007-en
Behavioral task
behavioral2
Sample
ReadME.txt
Resource
win11-20241007-en
Behavioral task
behavioral3
Sample
ReleseeBoostrapper.zip
Resource
win11-20241007-en
Behavioral task
behavioral4
Sample
ReleseeBoostrapper/BoostrappersN.exe
Resource
win11-20241007-en
General
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Target
ReadME.txt
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Size
50B
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MD5
09a20a82891e104daaddec37fce147c6
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SHA1
110ba2519b3a8d7513c1f06731124a59e83b475e
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SHA256
0fd51e1b797801219b288f1d340b01ba9d1b1bff73485a0e9626b03fe7bd72a7
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SHA512
f90ed71e1639102eb33229880cbb98b380900cc09aa759007535f806b9dab968a2a2e777c22d0e43c7b20a55ff00245f3f1d990389c1f408cea6ab99f7fdb866
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-1-5-21-2253712635-4068079004-3870069674-1000_Classes\Local Settings cmd.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 552 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 572 wrote to memory of 552 572 cmd.exe 78 PID 572 wrote to memory of 552 572 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:572 -
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:552
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