Analysis
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max time kernel
91s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 23:52
Behavioral task
behavioral1
Sample
bd7fe96fd7eb8c45e9492db9752d6bb1fb832fcd6959c69957905ff0d0b6b8b8.dll
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
bd7fe96fd7eb8c45e9492db9752d6bb1fb832fcd6959c69957905ff0d0b6b8b8.dll
Resource
win10v2004-20220812-en
General
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Target
bd7fe96fd7eb8c45e9492db9752d6bb1fb832fcd6959c69957905ff0d0b6b8b8.dll
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Size
73KB
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MD5
44ec9fb882950a8b2749a6e30a1ec6c0
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SHA1
8f52df0ab9a58d0dcadede99da400e604eaea90f
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SHA256
bd7fe96fd7eb8c45e9492db9752d6bb1fb832fcd6959c69957905ff0d0b6b8b8
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SHA512
28755e0bbf1595a32ffabcc0e02be4ade5c34401579f9913b5780e1fde5f2ff8554b3626bc48801edb75b58dbe7afd550bcf0510d99574988e679c74b7d9519c
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SSDEEP
1536:qu0s+S3laAGcvKen/VFnToIfITRur5Z5NTeiFp0zA+V/R8:f0s+Sien/VtTBfITRur5Z5NTeiP0Z
Malware Config
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4984 3796 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4512 wrote to memory of 3796 4512 rundll32.exe rundll32.exe PID 4512 wrote to memory of 3796 4512 rundll32.exe rundll32.exe PID 4512 wrote to memory of 3796 4512 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bd7fe96fd7eb8c45e9492db9752d6bb1fb832fcd6959c69957905ff0d0b6b8b8.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bd7fe96fd7eb8c45e9492db9752d6bb1fb832fcd6959c69957905ff0d0b6b8b8.dll,#12⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3796 -s 6843⤵
- Program crash
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k krnlsrvc1⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3796 -ip 37961⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/3796-132-0x0000000000000000-mapping.dmp