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Analysis
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max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
30/12/2023, 21:17
Static task
static1
Behavioral task
behavioral1
Sample
1cb86d0e62208d4f5718d8200418b4e2.dll
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
1cb86d0e62208d4f5718d8200418b4e2.dll
Resource
win10v2004-20231215-en
General
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Target
1cb86d0e62208d4f5718d8200418b4e2.dll
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Size
72KB
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MD5
1cb86d0e62208d4f5718d8200418b4e2
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SHA1
479f9651a37691e0adf262308cd97fa5e0e835a2
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SHA256
bddc6e8a01b0b8e4b80baa7010b378d75964691877161523c92a6311e69954b0
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SHA512
77e749c7fc7d07a44d83dfeccac7692ac62909072b681c3b289977e006c40ecb9c89248d43b767f345f794b852042c3ceaa3c052b584b0ccc95a81d9aa274ef4
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SSDEEP
768:1iihFTz7bnpvSv0YMwTCco/pa5EFdTxVzzzvfABOb784Nyyfk0NdkQew9jWojLEt:RhF/pvOVCcp5EFdld3o4tk0EMyoLr4x
Malware Config
Signatures
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 rundll32.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2148 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2364 wrote to memory of 2148 2364 rundll32.exe 16 PID 2364 wrote to memory of 2148 2364 rundll32.exe 16 PID 2364 wrote to memory of 2148 2364 rundll32.exe 16 PID 2364 wrote to memory of 2148 2364 rundll32.exe 16 PID 2364 wrote to memory of 2148 2364 rundll32.exe 16 PID 2364 wrote to memory of 2148 2364 rundll32.exe 16 PID 2364 wrote to memory of 2148 2364 rundll32.exe 16
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1cb86d0e62208d4f5718d8200418b4e2.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1cb86d0e62208d4f5718d8200418b4e2.dll,#12⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
PID:2148
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