Analysis
- max time kernel
119s - max time network
122s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system - submitted
27/06/2024, 01:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
SMKT_COPY20240604.exe
Resource
win7-20240419-en
19 signatures
150 seconds
Behavioral task
behavioral2
Sample
SMKT_COPY20240604.exe
Resource
win10v2004-20240226-en
3 signatures
150 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
2 signatures
150 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
2 signatures
150 seconds
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240220-en
2 signatures
150 seconds
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-en
2 signatures
150 seconds
General
- Target $PLUGINSDIR/System.dll
- Size 12KB
- Sample240627-b43dlayflr
- SHA256 9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706
- MD5 4add245d4ba34b04f213409bfe504c07
- SHA1 ef756d6581d70e87d58cc4982e3f4d18e0ea5b09
- SHA512 1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d
- SSDEEP 192:VjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZv0QPi:B/Qlt7wiij/lMRv/9V4bvr
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 2104 2076 WerFault.exe 28 - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2756 wrote to memory of 2076 2756 rundll32.exe 28 PID 2756 wrote to memory of 2076 2756 rundll32.exe 28 PID 2756 wrote to memory of 2076 2756 rundll32.exe 28 PID 2756 wrote to memory of 2076 2756 rundll32.exe 28 PID 2756 wrote to memory of 2076 2756 rundll32.exe 28 PID 2756 wrote to memory of 2076 2756 rundll32.exe 28 PID 2756 wrote to memory of 2076 2756 rundll32.exe 28 PID 2076 wrote to memory of 2104 2076 rundll32.exe 29 PID 2076 wrote to memory of 2104 2076 rundll32.exe 29 PID 2076 wrote to memory of 2104 2076 rundll32.exe 29 PID 2076 wrote to memory of 2104 2076 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2076 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 2203⤵
- Program crash
PID:2104
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