Analysis
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max time kernel
142s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
25/08/2023, 23:51
Static task
static1
Behavioral task
behavioral1
Sample
fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe
Resource
win10v2004-20230703-en
General
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Target
fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe
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Size
944KB
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MD5
63bef0e3298f44203bce4fb0bd015f1f
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SHA1
6aa9170bce8ea7ec6aed8099d40177fc187711f6
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SHA256
fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8
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SHA512
6d594ebd01a85d0c1a2b1ea42c789ffda4b709f43687f62010d02b1897476b4af9baadd879a789737b4a7be0b494f095d08375ba3d5baa25dac3be8839d384e1
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SSDEEP
12288:j0ry/qeS6RuiK/Ihz4U7q0ZH4kln+v4I7C8gZ97HVrUbc61t5ReBIRA:j0ryieF2/IZ4UWin+QHR+B1/QBj
Malware Config
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
pid Process 3660 oPeEXlvEnw.exe -
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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4976 fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe 4976 fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe 3660 oPeEXlvEnw.exe 3660 oPeEXlvEnw.exe 3660 oPeEXlvEnw.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4976 wrote to memory of 3660 4976 fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe 88 PID 4976 wrote to memory of 3660 4976 fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe 88 PID 4976 wrote to memory of 3660 4976 fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe"C:\Users\Admin\AppData\Local\Temp\fb44d218d244ced132cc81e1fe1543b61ca0d7f04144fff4912ef52c0955baa8.exe"1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4976 -
C:\Users\Admin\AppData\Local\Temp\oPeEXlvEnw.exe"C:\Users\Admin\AppData\Local\Temp\oPeEXlvEnw.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3660
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.1MB
MD526d3e31b5ab7309b39af322163b914ec
SHA14a1d53a6e0cd4149c4282b6f82454b1ad3563bb5
SHA256e639f70248ba046b694c0214e1d85994bc0e8f50695a9fc6af8f8af449c13475
SHA5122b93b24fd961ddf5be5b64f02077c4a68063155e031e8bb333d2b6f909aa9c3ca9d01487558beaab14c4613b496614cf0a064f6e12e2c0d4b505549f4e472f10
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Filesize
2.1MB
MD526d3e31b5ab7309b39af322163b914ec
SHA14a1d53a6e0cd4149c4282b6f82454b1ad3563bb5
SHA256e639f70248ba046b694c0214e1d85994bc0e8f50695a9fc6af8f8af449c13475
SHA5122b93b24fd961ddf5be5b64f02077c4a68063155e031e8bb333d2b6f909aa9c3ca9d01487558beaab14c4613b496614cf0a064f6e12e2c0d4b505549f4e472f10
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Filesize
2.1MB
MD526d3e31b5ab7309b39af322163b914ec
SHA14a1d53a6e0cd4149c4282b6f82454b1ad3563bb5
SHA256e639f70248ba046b694c0214e1d85994bc0e8f50695a9fc6af8f8af449c13475
SHA5122b93b24fd961ddf5be5b64f02077c4a68063155e031e8bb333d2b6f909aa9c3ca9d01487558beaab14c4613b496614cf0a064f6e12e2c0d4b505549f4e472f10