Analysis
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max time kernel
141s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
22-08-2023 22:52
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
CupFixer.exe
Resource
win7-20230712-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
CupFixer.exe
Resource
win10v2004-20230703-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
CupFixer.exe
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Size
8.7MB
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MD5
1f2ef76d1e445de858ded5a0b2834630
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SHA1
03d0bdfbfc8069fc057e5c70a2a9d0e8a37c5576
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SHA256
84be47f95a3422f33b93fa9549b916885ff113258f21c13aa2ffbab7aea5cfd4
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SHA512
ffc92eadbb7469c86c6087bdb41a5767bd138ad76123b03acecf19e2a95cc4456e4ef39719dd2df45b365e1eac1c252b7a8254fb2db691674a26c68a57b58eda
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SSDEEP
196608:XUJlpPbv3H6bESgmATk/Pesw3ixXnhoy42CHo9g8BmOxxZrYPBNFYIX:XUJPebpgmATkcIXKH2oo9g8IOxxW3e
Score
5/10
Malware Config
Signatures
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2560 CupFixer.exe 2560 CupFixer.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2452 2560 WerFault.exe 27 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2560 CupFixer.exe 2560 CupFixer.exe 2560 CupFixer.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2560 wrote to memory of 2064 2560 CupFixer.exe 29 PID 2560 wrote to memory of 2064 2560 CupFixer.exe 29 PID 2560 wrote to memory of 2064 2560 CupFixer.exe 29 PID 2560 wrote to memory of 2452 2560 CupFixer.exe 30 PID 2560 wrote to memory of 2452 2560 CupFixer.exe 30 PID 2560 wrote to memory of 2452 2560 CupFixer.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\CupFixer.exe"C:\Users\Admin\AppData\Local\Temp\CupFixer.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c cls2⤵PID:2064
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2560 -s 3762⤵
- Program crash
PID:2452
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