Analysis
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max time kernel
5s -
max time network
2s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
28-03-2024 15:08
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
arcloader.exe
Resource
win7-20240220-en
windows7-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
arcloader.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
arcloader.exe
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Size
619KB
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MD5
8a7d53912412eb717504a2ac4a45acec
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SHA1
aa290efb150a0dabc246cb0fa7712a575db581bf
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SHA256
bf50f3c601ca2f7fb5218124daeaf4b8c3a9ec8fbc72cf50992b18f08a139f44
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SHA512
de2839f5bdc91391abb8ffd4e6609eb8aa900dbaa1bb8dd874c8998110836383b7a921ba8daa1adcce3f6602029c3dd74c10d1e5bf1029b2bf868e46d782451b
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SSDEEP
6144:g9mH7n97hKU1N+Z5JWYiEuJyIWsREyHEyKwPnqbnUKE9CLPI9KVtq4okclY2fU:MmH7Kd1pNRsuyHETwSbUKFLvtq4R
Score
5/10
Malware Config
Signatures
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2364 set thread context of 2176 2364 arcloader.exe 29 -
Program crash 1 IoCs
pid pid_target Process procid_target 2596 2176 WerFault.exe 29 -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2364 wrote to memory of 2176 2364 arcloader.exe 29 PID 2176 wrote to memory of 2596 2176 RegAsm.exe 30 PID 2176 wrote to memory of 2596 2176 RegAsm.exe 30 PID 2176 wrote to memory of 2596 2176 RegAsm.exe 30 PID 2176 wrote to memory of 2596 2176 RegAsm.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\arcloader.exe"C:\Users\Admin\AppData\Local\Temp\arcloader.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 2563⤵
- Program crash
PID:2596
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