Analysis
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max time kernel
91s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
01/06/2023, 01:49
Static task
static1
Behavioral task
behavioral1
Sample
f5831a53a97a98b64a1eb4a1c88b37c9bbf4503b1f15235379ec364dafb27f8f.dll
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
f5831a53a97a98b64a1eb4a1c88b37c9bbf4503b1f15235379ec364dafb27f8f.dll
Resource
win10v2004-20230220-en
General
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Target
f5831a53a97a98b64a1eb4a1c88b37c9bbf4503b1f15235379ec364dafb27f8f.dll
-
Size
930KB
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MD5
dc792a6846ffd01d0be9887a49d2b612
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SHA1
d956dff8e84b5a878f6624a077a1c0dcb9fdb24b
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SHA256
f5831a53a97a98b64a1eb4a1c88b37c9bbf4503b1f15235379ec364dafb27f8f
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SHA512
a6b9d38cbcfc532ee25a54104d249f8742c009fd780a032b8a2c2999fec0a1403a47eae9d1f6f5b451ac8ea5ddb4d1a3df54fa133457e430024dbee3ec9f6ade
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SSDEEP
24576:UkgLxg2eMP8EN8Vo7zgDQ9uo4iZSBi/u3wXqx9jKVM5qx0YJ:x/jDQMo49wpq
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 3812 3248 WerFault.exe 80 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1656 wrote to memory of 3248 1656 rundll32.exe 80 PID 1656 wrote to memory of 3248 1656 rundll32.exe 80 PID 1656 wrote to memory of 3248 1656 rundll32.exe 80
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f5831a53a97a98b64a1eb4a1c88b37c9bbf4503b1f15235379ec364dafb27f8f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1656 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f5831a53a97a98b64a1eb4a1c88b37c9bbf4503b1f15235379ec364dafb27f8f.dll,#12⤵PID:3248
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3248 -s 6003⤵
- Program crash
PID:3812
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3248 -ip 32481⤵PID:1616