Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 13:12
Behavioral task
behavioral1
Sample
37726dcb30279040139f10d32e16d6a5.exe
Resource
win7-20231215-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
37726dcb30279040139f10d32e16d6a5.exe
Resource
win10v2004-20231222-en
5 signatures
150 seconds
General
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Target
37726dcb30279040139f10d32e16d6a5.exe
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Size
68KB
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MD5
37726dcb30279040139f10d32e16d6a5
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SHA1
3b3203faa8170f8d937e7c33fff7c14c066d77e4
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SHA256
9d781b9fe8a71b06ca841882cb795d425c305a985fde9b443b6698a57c953e4b
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SHA512
e298292ad1cbfd44eb1bcc093953cb18bf37a9de11bfc2a715e60162518b1f666285cbe1d967837de2ba9272641b3c94c0ea5a7ce2c3f21209b22bfc53843b21
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SSDEEP
768:lX7U0rm/hIVym94fLiU+fc8ZcnrxWgnwFTLxuhH9Hg5+4MaMc3:pYs6Ilsixbq1Jn4Lg5dgN
Score
7/10
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3796-0-0x0000000000400000-0x0000000000412000-memory.dmp upx behavioral2/memory/4016-2-0x0000000000400000-0x0000000000412000-memory.dmp upx behavioral2/memory/3796-1-0x0000000000400000-0x0000000000412000-memory.dmp upx -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3796 set thread context of 4016 3796 37726dcb30279040139f10d32e16d6a5.exe 24 -
Program crash 2 IoCs
pid pid_target Process procid_target 4344 4016 WerFault.exe 2992 4016 WerFault.exe 24 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3796 37726dcb30279040139f10d32e16d6a5.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3796 wrote to memory of 4016 3796 37726dcb30279040139f10d32e16d6a5.exe 24 PID 3796 wrote to memory of 4016 3796 37726dcb30279040139f10d32e16d6a5.exe 24 PID 3796 wrote to memory of 4016 3796 37726dcb30279040139f10d32e16d6a5.exe 24 PID 3796 wrote to memory of 4016 3796 37726dcb30279040139f10d32e16d6a5.exe 24
Processes
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C:\Users\Admin\AppData\Local\Temp\37726dcb30279040139f10d32e16d6a5.exe"C:\Users\Admin\AppData\Local\Temp\37726dcb30279040139f10d32e16d6a5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3796 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵PID:4016
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4016 -s 843⤵
- Program crash
PID:2992
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4016 -ip 40161⤵PID:4840
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4016 -s 2001⤵
- Program crash
PID:4344
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4016 -ip 40161⤵PID:2804