Analysis
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max time kernel
148s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
26-11-2022 18:29
Static task
static1
Behavioral task
behavioral1
Sample
5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe
Resource
win10v2004-20220812-en
General
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Target
5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe
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Size
423KB
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MD5
f25d6959b6898a8fb13f85ceaf7a032b
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SHA1
9562cf9c2bf74940cf095d7e8bc91da47ba8114d
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SHA256
5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08
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SHA512
d4916d45d9c1a1e82674b02dff2a3d765889a40d9d87f0c8d99117866a1b75faea97dcc37e0fe23a36445b5a9d495e0c19d1f0b3a2f48d6fb5f5e02fd8da612e
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SSDEEP
6144:Ie5g3IgsxCggw7f5a+xtgQnlh71T9JMmoZqR7Xh8po8k43/kLNO:If3IZxCgg20+x5nL71TToZqRhoz38x
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "\"C:\\Users\\Admin\\AppData\\Roaming\\Hamex\\Hamex\\1.0.0.0\\WindowsUpdate.exe\"" 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe File opened for modification C:\Windows\assembly\Desktop.ini 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4376 set thread context of 4016 4376 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe 82 -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe File created C:\Windows\assembly\Desktop.ini 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe File opened for modification C:\Windows\assembly\Desktop.ini 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4016 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4016 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4016 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4376 wrote to memory of 4016 4376 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe 82 PID 4376 wrote to memory of 4016 4376 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe 82 PID 4376 wrote to memory of 4016 4376 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe 82 PID 4376 wrote to memory of 4016 4376 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe 82 PID 4376 wrote to memory of 4016 4376 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe 82 PID 4376 wrote to memory of 4016 4376 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe 82 PID 4376 wrote to memory of 4016 4376 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe 82 PID 4376 wrote to memory of 4016 4376 5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe"C:\Users\Admin\AppData\Local\Temp\5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4376 -
C:\Users\Admin\AppData\Local\Temp\5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exeC:\Users\Admin\AppData\Local\Temp\5f17ccf190bef7b9dfb860610ebb6db9810682b100d7b431a88e895e2a3e3e08.exe2⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4016
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