Analysis
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max time kernel
117s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
12/10/2023, 05:49
Behavioral task
behavioral1
Sample
3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe
Resource
win10v2004-20230915-en
General
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Target
3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe
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Size
12.3MB
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MD5
8d56e85a07545ccbefa7367c3ecdd62e
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SHA1
768e5688ff94f09a9ae46fc6b32bb56d664ee606
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SHA256
3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d
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SHA512
868041f1023b93fc2c743f0cc04c457d52ea0940457148280b592b628dcdcfe72ed4b15f6bbbdf3d8f93926def2cc89d4880a7c07f18ef77932b6df1d1f5d76c
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SSDEEP
393216:c910eBi+Pf3WZEW8340plwIBkGPFSa3g2HVIB:oVM6fmZEW8340oI6EcaQ21K
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1268-4-0x0000000000400000-0x000000000189E000-memory.dmp vmprotect behavioral1/memory/1268-74-0x0000000000400000-0x000000000189E000-memory.dmp vmprotect behavioral1/memory/1268-79-0x0000000000400000-0x000000000189E000-memory.dmp vmprotect behavioral1/memory/1268-81-0x0000000000400000-0x000000000189E000-memory.dmp vmprotect -
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 3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1268 3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe 1268 3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1268 3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1268 3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe 1268 3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe"C:\Users\Admin\AppData\Local\Temp\3962bfb94f1fa504a6d2160b1c601874b1324c19ec7d45a65372841c9288c41d.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:1268
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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Filesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf