Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
21-05-2024 07:43
Static task
static1
Behavioral task
behavioral1
Sample
628a60f769c158ac498d8823d86e26b8_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
628a60f769c158ac498d8823d86e26b8_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/bvc.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/bvc.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20240508-en
General
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Target
$PLUGINSDIR/bvc.dll
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Size
117KB
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MD5
eb6c8f26fd18387ce3ae7e2e87ff367d
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SHA1
cd2d70b318d3b26991272c34f7b40bf888db3f98
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SHA256
b3238feac8627b3c3d167885a4e2d048d9922e1758595f1e3e5dd12f40fc6720
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SHA512
1b03d5febd435c73b23d9d04e937025d19d4dcbc7e5af649fe55538879737fb89b31e12e95787178d66ae8d3cee128a9735cc91b23d6bf114dcaae4ea9e46bab
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SSDEEP
1536:Mqxcp/abBdX1rW542MDQp1vO/pCRA/vHTSZsihiIonUBpdFm5fRfzh:/xclabBFo5h1v4OO01hiIZpjm5fR
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2856 2368 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2316 wrote to memory of 2368 2316 rundll32.exe 28 PID 2316 wrote to memory of 2368 2316 rundll32.exe 28 PID 2316 wrote to memory of 2368 2316 rundll32.exe 28 PID 2316 wrote to memory of 2368 2316 rundll32.exe 28 PID 2316 wrote to memory of 2368 2316 rundll32.exe 28 PID 2316 wrote to memory of 2368 2316 rundll32.exe 28 PID 2316 wrote to memory of 2368 2316 rundll32.exe 28 PID 2368 wrote to memory of 2856 2368 rundll32.exe 29 PID 2368 wrote to memory of 2856 2368 rundll32.exe 29 PID 2368 wrote to memory of 2856 2368 rundll32.exe 29 PID 2368 wrote to memory of 2856 2368 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\bvc.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2316 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\bvc.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 2203⤵
- Program crash
PID:2856
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