Analysis
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max time kernel
151s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 13:23
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
37dda36237c6c825ec54fbe89eb17cc7.exe
Resource
win7-20231129-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
37dda36237c6c825ec54fbe89eb17cc7.exe
Resource
win10v2004-20231215-en
5 signatures
150 seconds
General
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Target
37dda36237c6c825ec54fbe89eb17cc7.exe
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Size
96KB
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MD5
37dda36237c6c825ec54fbe89eb17cc7
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SHA1
8c5670974039ac2745f3cf7513be553901cadfbe
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SHA256
16a6978d7634ec6500f24ef785eecbf622fdeeb1e98ac9247d372a7edea88c49
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SHA512
bc0a151f5959622b0dd5c2bfbfc2714277754a2cab54fd7a503cd6600b043bbaabe36bb04d487965ab59314fd7c4f52d22532bff27b42e389b50428ef5d85292
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SSDEEP
1536:3aYJ0K1T6GqqJ1bff0/1rGwVa4l2qtZi5mQh0EjDvzZ0qG58VVirAf8wL:KY65GqqnbfwVVflPmmo0E7p
Score
7/10
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4384-1-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/2428-1403-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4384-11362-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4384-24239-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4384-30506-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4384-36629-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4384-49770-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4384-52950-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4384-52952-0x0000000000400000-0x000000000042D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Cognac = "C:\\Users\\Admin\\AppData\\Local\\Temp\\37dda36237c6c825ec54fbe89eb17cc7.exe" 37dda36237c6c825ec54fbe89eb17cc7.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Software\Microsoft\Internet Explorer\International 37dda36237c6c825ec54fbe89eb17cc7.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4384 37dda36237c6c825ec54fbe89eb17cc7.exe 4384 37dda36237c6c825ec54fbe89eb17cc7.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2428 wrote to memory of 4384 2428 37dda36237c6c825ec54fbe89eb17cc7.exe 90 PID 2428 wrote to memory of 4384 2428 37dda36237c6c825ec54fbe89eb17cc7.exe 90 PID 2428 wrote to memory of 4384 2428 37dda36237c6c825ec54fbe89eb17cc7.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\37dda36237c6c825ec54fbe89eb17cc7.exe"C:\Users\Admin\AppData\Local\Temp\37dda36237c6c825ec54fbe89eb17cc7.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2428 -
C:\Users\Admin\AppData\Local\Temp\37dda36237c6c825ec54fbe89eb17cc7.exeC:\Users\Admin\AppData\Local\Temp\37dda36237c6c825ec54fbe89eb17cc7.exe2⤵
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4384
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