Analysis
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max time kernel
147s -
max time network
193s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
30/11/2022, 23:05
Static task
static1
Behavioral task
behavioral1
Sample
b2b580d31335db4543045d80adfb785cf83689795a23ace2dbfbb0828dd70ef0.dll
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
b2b580d31335db4543045d80adfb785cf83689795a23ace2dbfbb0828dd70ef0.dll
Resource
win10v2004-20221111-en
General
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Target
b2b580d31335db4543045d80adfb785cf83689795a23ace2dbfbb0828dd70ef0.dll
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Size
143KB
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MD5
0249ebdf07fece7afba8568f90067b80
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SHA1
61942488d1fb9669bcc62bedb3e77755f57e969a
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SHA256
b2b580d31335db4543045d80adfb785cf83689795a23ace2dbfbb0828dd70ef0
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SHA512
3c64989fa7529fb601186b4082c0925843b1931c48acbbf063b5316685240250873650a1603bc2511576e36f9d3771801e8c4225a8040464972ed5e8138740e4
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SSDEEP
3072:OJQz9KLMrnPZ0gD8ccccccccccccHNT4BZ/PjZqMNuxWGWkd2Co7fJW00n:0QRKcB4cccccccccccctTytvBkd2CyJQ
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 1748 svchost.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\rundll32.dll svchost.exe File opened for modification C:\Windows\SysWOW64\rundll32.dll svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2752 rundll32.exe 2752 rundll32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2752 rundll32.exe 2752 rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4748 wrote to memory of 2752 4748 rundll32.exe 82 PID 4748 wrote to memory of 2752 4748 rundll32.exe 82 PID 4748 wrote to memory of 2752 4748 rundll32.exe 82 PID 2752 wrote to memory of 1748 2752 rundll32.exe 83 PID 2752 wrote to memory of 1748 2752 rundll32.exe 83 PID 2752 wrote to memory of 1748 2752 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b2b580d31335db4543045d80adfb785cf83689795a23ace2dbfbb0828dd70ef0.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4748 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b2b580d31335db4543045d80adfb785cf83689795a23ace2dbfbb0828dd70ef0.dll,#12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2752 -
C:\Windows\SysWOW64\svchost.exe"C:\Windows\SysWOW64\svchost.exe"3⤵
- Loads dropped DLL
- Drops file in System32 directory
PID:1748
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
60KB
MD5174d921f1387b534ee96dc294b79fb3f
SHA17dad0fd02fa624373fc411c541d9391275c6dba3
SHA256dc7f1117328a8d68d3904daad34bcbb9675177ba1a507f0da13436874f881324
SHA51235724d8a4c458854d1cd7ca773abaea2b548aea2cb8b345e1b2eae86fc178b2c17c52e0f4f173fa2419b31337a2e6f090195f23d9587c5dfd1851c7c556d0b4d