Analysis
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max time kernel
91s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
29-11-2022 05:46
Behavioral task
behavioral1
Sample
8bf236fce3668130ae61a8bf57a6af12a0af0e34140d1c50e937150e6d7d3ea0.dll
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
8bf236fce3668130ae61a8bf57a6af12a0af0e34140d1c50e937150e6d7d3ea0.dll
Resource
win10v2004-20220901-en
General
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Target
8bf236fce3668130ae61a8bf57a6af12a0af0e34140d1c50e937150e6d7d3ea0.dll
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Size
65KB
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MD5
a8a61b22f2944abd34a770295e5c393c
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SHA1
3c0866bb781df041ef912edfbaa6f236724f8831
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SHA256
8bf236fce3668130ae61a8bf57a6af12a0af0e34140d1c50e937150e6d7d3ea0
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SHA512
28ad37a42fdd8e77cd861cdaffc19d0ee82dffe240e24db2b462cccf90f03aacc26b2aae0c712110dce6438e8db201d49a82236a59ca7ac54f471bd538c6c160
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SSDEEP
1536:hVmsewAmJiC9XONYrCnEz+wjnmXNClFh4fxLBMlrtXbW5A2n:jwmJiC9+NuCnEdgQExLBMlVqRn
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/4904-134-0x0000000010000000-0x0000000010021000-memory.dmp vmprotect behavioral2/memory/4904-135-0x0000000010000000-0x0000000010021000-memory.dmp vmprotect behavioral2/memory/4904-133-0x0000000010000000-0x0000000010021000-memory.dmp vmprotect behavioral2/memory/4904-136-0x0000000010000000-0x0000000010021000-memory.dmp vmprotect behavioral2/memory/4904-138-0x0000000010000000-0x0000000010021000-memory.dmp vmprotect behavioral2/memory/4904-140-0x0000000010000000-0x0000000010021000-memory.dmp vmprotect behavioral2/memory/4904-141-0x0000000010000000-0x0000000010021000-memory.dmp vmprotect -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3264 4904 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4964 wrote to memory of 4904 4964 rundll32.exe rundll32.exe PID 4964 wrote to memory of 4904 4964 rundll32.exe rundll32.exe PID 4964 wrote to memory of 4904 4964 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8bf236fce3668130ae61a8bf57a6af12a0af0e34140d1c50e937150e6d7d3ea0.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8bf236fce3668130ae61a8bf57a6af12a0af0e34140d1c50e937150e6d7d3ea0.dll,#12⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4904 -s 5803⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4904 -ip 49041⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/4904-132-0x0000000000000000-mapping.dmp
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memory/4904-134-0x0000000010000000-0x0000000010021000-memory.dmpFilesize
132KB
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memory/4904-135-0x0000000010000000-0x0000000010021000-memory.dmpFilesize
132KB
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memory/4904-133-0x0000000010000000-0x0000000010021000-memory.dmpFilesize
132KB
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memory/4904-136-0x0000000010000000-0x0000000010021000-memory.dmpFilesize
132KB
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memory/4904-138-0x0000000010000000-0x0000000010021000-memory.dmpFilesize
132KB
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memory/4904-140-0x0000000010000000-0x0000000010021000-memory.dmpFilesize
132KB
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memory/4904-141-0x0000000010000000-0x0000000010021000-memory.dmpFilesize
132KB