Analysis
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max time kernel
16s -
max time network
35s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 13:39
Static task
static1
Behavioral task
behavioral1
Sample
92c5ffef9f5ab165aa4441395cd518b5fd8094bc6b231eca782b88ea3c488d78.dll
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
92c5ffef9f5ab165aa4441395cd518b5fd8094bc6b231eca782b88ea3c488d78.dll
Resource
win10v2004-20221111-en
General
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Target
92c5ffef9f5ab165aa4441395cd518b5fd8094bc6b231eca782b88ea3c488d78.dll
-
Size
332KB
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MD5
1132b53168c3687b8583d155dfa2d77a
-
SHA1
08b4fac1af1799efb9121b49170eb032ce46cead
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SHA256
92c5ffef9f5ab165aa4441395cd518b5fd8094bc6b231eca782b88ea3c488d78
-
SHA512
a4c570c03d6a6085f848f1d8d7d8c733a169acaa0261345abc841690e9e880eccde6cb6665612d506f4b327dc2246648c834405264abcb53ebd98043a3f73098
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SSDEEP
6144:keMSB+bSPNqYx1tgyY7fR5hWCvorsatRVF/beTx4OCsmD7y+HhHeNBQ0Vw5:kpSecqKgzZ7atd0NDey+2BQ2w5
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 936 1888 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1160 wrote to memory of 1888 1160 rundll32.exe rundll32.exe PID 1160 wrote to memory of 1888 1160 rundll32.exe rundll32.exe PID 1160 wrote to memory of 1888 1160 rundll32.exe rundll32.exe PID 1160 wrote to memory of 1888 1160 rundll32.exe rundll32.exe PID 1160 wrote to memory of 1888 1160 rundll32.exe rundll32.exe PID 1160 wrote to memory of 1888 1160 rundll32.exe rundll32.exe PID 1160 wrote to memory of 1888 1160 rundll32.exe rundll32.exe PID 1888 wrote to memory of 936 1888 rundll32.exe WerFault.exe PID 1888 wrote to memory of 936 1888 rundll32.exe WerFault.exe PID 1888 wrote to memory of 936 1888 rundll32.exe WerFault.exe PID 1888 wrote to memory of 936 1888 rundll32.exe WerFault.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\92c5ffef9f5ab165aa4441395cd518b5fd8094bc6b231eca782b88ea3c488d78.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\92c5ffef9f5ab165aa4441395cd518b5fd8094bc6b231eca782b88ea3c488d78.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 2363⤵
- Program crash
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/936-60-0x0000000000000000-mapping.dmp
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memory/1888-54-0x0000000000000000-mapping.dmp
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memory/1888-55-0x00000000757E1000-0x00000000757E3000-memory.dmpFilesize
8KB
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memory/1888-56-0x0000000000290000-0x00000000002E5000-memory.dmpFilesize
340KB
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memory/1888-61-0x00000000001B0000-0x000000000020B000-memory.dmpFilesize
364KB