Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
12-07-2024 06:51
Static task
static1
Behavioral task
behavioral1
Sample
3c5f37ed89a8f6e0b69b176ffba4f737_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
3c5f37ed89a8f6e0b69b176ffba4f737_JaffaCakes118.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/downloadmr.exe
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/downloadmr.exe
Resource
win10v2004-20240709-en
General
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Target
$PLUGINSDIR/System.dll
-
Size
21KB
-
MD5
5ebc73650256e9c8ddbcda231db829a1
-
SHA1
988d4535e18754ab2a6248abae96c5697d7dbcd5
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SHA256
1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493
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SHA512
b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270
-
SSDEEP
384:BdnVZA7eabl9fgEdsPhh20WwrHIbeocXX2LJQxMhqyWCqhcZPFv:7ucksPzDWAorcAQxMAyW4
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2636 3112 WerFault.exe 83 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4640 wrote to memory of 3112 4640 rundll32.exe 83 PID 4640 wrote to memory of 3112 4640 rundll32.exe 83 PID 4640 wrote to memory of 3112 4640 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵PID:3112
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3112 -s 6123⤵
- Program crash
PID:2636
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3112 -ip 31121⤵PID:1328