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Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 10:28
Static task
static1
Behavioral task
behavioral1
Sample
4aa14fd0c9c99cdc9bb281fa59a02482_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
4aa14fd0c9c99cdc9bb281fa59a02482_JaffaCakes118.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/kkss.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/kkss.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/kkss.dll
-
Size
108KB
-
MD5
e061a371413b7c7f73b469271ea6254a
-
SHA1
f3f027961dc7a923a431d7432c7096775aa1ab24
-
SHA256
7f721c31c87e0aa58ef48e14e582edcefeedfb8675742b67c9f2fd6a39b0f708
-
SHA512
6d9e42cd6569dc6d11391a8356582b5e87d84558c9be07fb01a9060ef6317de50fae2e74604dc82499f2878864ae8e02b3cc328f115bf3af2c2f4e8dc7e6fe48
-
SSDEEP
1536:bNqluyaVxp9ox0R/cBm8b/+ICaxa1MBzvpraf/A0jqmOQy8vCsucqd:dyaVxpOx0vmASamrgLqmOQy8vCsuc
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4320 3180 WerFault.exe 82 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1100 wrote to memory of 3180 1100 rundll32.exe 82 PID 1100 wrote to memory of 3180 1100 rundll32.exe 82 PID 1100 wrote to memory of 3180 1100 rundll32.exe 82
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\kkss.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1100 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\kkss.dll,#12⤵PID:3180
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 6003⤵
- Program crash
PID:4320
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3180 -ip 31801⤵PID:2712