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Analysis
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max time kernel
0s -
max time network
114s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
08/01/2024, 19:32
Static task
static1
Behavioral task
behavioral1
Sample
4c456da64cc8c42447c902256776c9d3.dll
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4c456da64cc8c42447c902256776c9d3.dll
Resource
win10v2004-20231215-en
General
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Target
4c456da64cc8c42447c902256776c9d3.dll
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Size
36KB
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MD5
4c456da64cc8c42447c902256776c9d3
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SHA1
fa5e4896acf232372a782ef8fa931acf2a24eba7
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SHA256
bbf4abb0293f2f9920c1ee573abab2fe1453fd8340c516a8f1c09dd9bf752379
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SHA512
a889b84eec4e014156fc1076c56ec018ab90c1732ac6ebc8cffedff97d3f2edfe716e640943bfcfbb6ee941678072f2424f4bd65ab18050545450509a1938494
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SSDEEP
768:SfZ2YidJN5kXcyXrCD1tDMByGqnxGm3+IdW:SedEcyXrC/GsnsGdW
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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "regedit.exe /s \"%1\"" rundll32.exe -
Runs .reg file with regedit 1 IoCs
pid Process 4312 regedit.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe 3564 rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4908 wrote to memory of 3564 4908 rundll32.exe 12 PID 4908 wrote to memory of 3564 4908 rundll32.exe 12 PID 4908 wrote to memory of 3564 4908 rundll32.exe 12 PID 3564 wrote to memory of 4424 3564 rundll32.exe 17 PID 3564 wrote to memory of 4424 3564 rundll32.exe 17 PID 3564 wrote to memory of 4424 3564 rundll32.exe 17
Processes
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4c456da64cc8c42447c902256776c9d3.dll,#11⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3564 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\a.reg2⤵PID:4424
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C:\Windows\SysWOW64\regedit.exe"regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"3⤵
- Runs .reg file with regedit
PID:4312
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4c456da64cc8c42447c902256776c9d3.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4908
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
152B
MD5b100f5324ef74ded0b998e64d07a2e19
SHA140b0d7f51bf2dd8451f1b723d21355c471a5fa46
SHA2563db613d24a75ae220891698c055e1c580a42e58564f568a0510db87581cc2042
SHA512c12391bb37c334074f7d7e1257b6364fd5cbce848e0a8fe15b8326f54fd9568fe3baec58618c4334027a774a06a08ec249cb71db925c1f85feee6a3d3a816c04