Analysis
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max time kernel
135s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 00:58
Static task
static1
Behavioral task
behavioral1
Sample
6937929b0e18a81b0469eecc8eee8175_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
6937929b0e18a81b0469eecc8eee8175_JaffaCakes118.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/bvc.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/bvc.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20240426-en
General
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Target
$PLUGINSDIR/bvc.dll
-
Size
117KB
-
MD5
eb6c8f26fd18387ce3ae7e2e87ff367d
-
SHA1
cd2d70b318d3b26991272c34f7b40bf888db3f98
-
SHA256
b3238feac8627b3c3d167885a4e2d048d9922e1758595f1e3e5dd12f40fc6720
-
SHA512
1b03d5febd435c73b23d9d04e937025d19d4dcbc7e5af649fe55538879737fb89b31e12e95787178d66ae8d3cee128a9735cc91b23d6bf114dcaae4ea9e46bab
-
SSDEEP
1536:Mqxcp/abBdX1rW542MDQp1vO/pCRA/vHTSZsihiIonUBpdFm5fRfzh:/xclabBFo5h1v4OO01hiIZpjm5fR
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3420 312 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4816 wrote to memory of 312 4816 rundll32.exe rundll32.exe PID 4816 wrote to memory of 312 4816 rundll32.exe rundll32.exe PID 4816 wrote to memory of 312 4816 rundll32.exe rundll32.exe
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:4816 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\bvc.dll,#12⤵PID:312
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 312 -s 6003⤵
- Program crash
PID:3420
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 312 -ip 3121⤵PID:1500