Analysis
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max time kernel
143s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
26-05-2024 04:58
Behavioral task
behavioral1
Sample
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe
Resource
win10v2004-20240508-en
General
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Target
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe
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Size
7.3MB
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MD5
94aed2201b53f0fc18edd5e02b6b298e
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SHA1
09b76f606ef51f1e12a3fa8ae3f122a8c54c363d
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SHA256
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471
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SHA512
9e7f9619d0d672b51570b4f48df064e8d42d48465e0a499365f5bd76e5d213601375c08f43dd0d108fa0fa7fb11c3e077657944587373a0e1048c8db16c6d68e
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SSDEEP
196608:RxS+NFf74XdfIWZT+0xgvrzXkLStrZT+J5jaeUg52tcA1V:PSEFf0tgWU0OvrrxDLtcA1
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exepid process 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe -
Loads dropped DLL 4 IoCs
Processes:
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exea393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exepid process 1968 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe 1968 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe -
Processes:
resource yara_rule behavioral1/memory/1968-0-0x0000000000400000-0x0000000000D5F000-memory.dmp upx \kaidisoft\xiaovideo_kuaishou\a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe upx behavioral1/memory/2976-12-0x0000000000400000-0x0000000000D5F000-memory.dmp upx behavioral1/memory/2976-40-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-64-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-65-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-61-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-59-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-57-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-55-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-53-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-51-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-49-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-47-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1968-46-0x0000000000400000-0x0000000000D5F000-memory.dmp upx behavioral1/memory/2976-44-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-42-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-38-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-36-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-34-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-32-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-30-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-28-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-26-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-24-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-22-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-21-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-20-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-19-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-17-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-72-0x0000000000400000-0x0000000000D5F000-memory.dmp upx behavioral1/memory/2976-78-0x0000000000400000-0x0000000000D5F000-memory.dmp upx behavioral1/memory/2976-81-0x0000000000400000-0x0000000000D5F000-memory.dmp upx -
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.
Processes:
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exedescription ioc process File opened for modification \??\PhysicalDrive0 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exepid process 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe -
Suspicious use of SendNotifyMessage 1 IoCs
Processes:
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exepid process 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exea393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exepid process 1968 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe 2976 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exedescription pid process target process PID 1968 wrote to memory of 2976 1968 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe PID 1968 wrote to memory of 2976 1968 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe PID 1968 wrote to memory of 2976 1968 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe PID 1968 wrote to memory of 2976 1968 a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe"C:\Users\Admin\AppData\Local\Temp\a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\kaidisoft\xiaovideo_kuaishou\a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe"C:\kaidisoft\xiaovideo_kuaishou\a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\E2EECore.3.3.9.dllFilesize
10.6MB
MD550c266e46ccf9bc8956279f78d51f205
SHA10ba5b98a91a9a019cd9b87cf01796c65ee6a0839
SHA256c58e066a293ff260037487d37e37bf3d890c16383d817c7573dab51c514cbd00
SHA5127350a82820faeba3172fad3d87b04c6a2967b797a321a78a53e7156c37fed4661a66d2f78e2f3ddbcbc0d10a56f5d761f7eb761f05d2841568b34841c17e0d37
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\kaidisoft\xiaovideo_kuaishou\a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471.exeFilesize
7.3MB
MD594aed2201b53f0fc18edd5e02b6b298e
SHA109b76f606ef51f1e12a3fa8ae3f122a8c54c363d
SHA256a393b151f1454cbe58113cf4cf1bcf14581fa0758b30c1aaf5e5ab109c2a3471
SHA5129e7f9619d0d672b51570b4f48df064e8d42d48465e0a499365f5bd76e5d213601375c08f43dd0d108fa0fa7fb11c3e077657944587373a0e1048c8db16c6d68e
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memory/1968-46-0x0000000000400000-0x0000000000D5F000-memory.dmpFilesize
9.4MB
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memory/1968-11-0x0000000007E00000-0x000000000875F000-memory.dmpFilesize
9.4MB
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memory/1968-0-0x0000000000400000-0x0000000000D5F000-memory.dmpFilesize
9.4MB
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memory/2976-42-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-32-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-65-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-61-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-59-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-57-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-55-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-53-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-51-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-49-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-47-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-40-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-44-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-12-0x0000000000400000-0x0000000000D5F000-memory.dmpFilesize
9.4MB
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memory/2976-38-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-36-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-34-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-64-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-30-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-28-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-26-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-24-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-22-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-21-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-20-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-19-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-17-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
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memory/2976-66-0x000000007564F000-0x0000000075650000-memory.dmpFilesize
4KB
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memory/2976-71-0x00000000074B0000-0x00000000074C0000-memory.dmpFilesize
64KB
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memory/2976-72-0x0000000000400000-0x0000000000D5F000-memory.dmpFilesize
9.4MB
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memory/2976-74-0x000000007564F000-0x0000000075650000-memory.dmpFilesize
4KB
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memory/2976-75-0x00000000074B0000-0x00000000074C0000-memory.dmpFilesize
64KB
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memory/2976-78-0x0000000000400000-0x0000000000D5F000-memory.dmpFilesize
9.4MB
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memory/2976-81-0x0000000000400000-0x0000000000D5F000-memory.dmpFilesize
9.4MB