Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
13/03/2024, 21:29
Static task
static1
Behavioral task
behavioral1
Sample
c6e6996a04bf0f709cf84f13a3beb90c.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c6e6996a04bf0f709cf84f13a3beb90c.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/kkss.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/kkss.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20240226-en
General
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Target
$PLUGINSDIR/kkss.dll
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Size
108KB
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MD5
e061a371413b7c7f73b469271ea6254a
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SHA1
f3f027961dc7a923a431d7432c7096775aa1ab24
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SHA256
7f721c31c87e0aa58ef48e14e582edcefeedfb8675742b67c9f2fd6a39b0f708
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SHA512
6d9e42cd6569dc6d11391a8356582b5e87d84558c9be07fb01a9060ef6317de50fae2e74604dc82499f2878864ae8e02b3cc328f115bf3af2c2f4e8dc7e6fe48
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SSDEEP
1536:bNqluyaVxp9ox0R/cBm8b/+ICaxa1MBzvpraf/A0jqmOQy8vCsucqd:dyaVxpOx0vmASamrgLqmOQy8vCsuc
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2844 2836 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2196 wrote to memory of 2836 2196 rundll32.exe 28 PID 2196 wrote to memory of 2836 2196 rundll32.exe 28 PID 2196 wrote to memory of 2836 2196 rundll32.exe 28 PID 2196 wrote to memory of 2836 2196 rundll32.exe 28 PID 2196 wrote to memory of 2836 2196 rundll32.exe 28 PID 2196 wrote to memory of 2836 2196 rundll32.exe 28 PID 2196 wrote to memory of 2836 2196 rundll32.exe 28 PID 2836 wrote to memory of 2844 2836 rundll32.exe 29 PID 2836 wrote to memory of 2844 2836 rundll32.exe 29 PID 2836 wrote to memory of 2844 2836 rundll32.exe 29 PID 2836 wrote to memory of 2844 2836 rundll32.exe 29
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:2196 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\kkss.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2836 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 2203⤵
- Program crash
PID:2844
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