Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
29/06/2024, 07:02
Static task
static1
Behavioral task
behavioral1
Sample
Facturas Pagadas al Vencimiento.PDF______________.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Facturas Pagadas al Vencimiento.PDF______________.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240611-en
General
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Target
$PLUGINSDIR/nsExec.dll
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Size
6KB
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MD5
b5a1f9dc73e2944a388a61411bdd8c70
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SHA1
dc9b20df3f3810c2e81a0c54dea385704ba8bef7
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SHA256
288100583f65a2b7acfc0c7e231c0e268c58d3067675543f627c01e82f6fd884
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SHA512
b9c8d71b5da00f2aff7847b9ec3bd8a588afeb525f47a0df235b52f7b2233edb3928a2c8e0b493f287c923cc52a340ad6fee99822595d6591df0e97870de92a8
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SSDEEP
96:p7GUxNkO6GR0t9GKKr1Zd8NHYVVHp4dEeY3kRnHdMqqyVgNQ3e:lXhHR0aTQN4gRHdMqJVgNH
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2096 2992 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2972 wrote to memory of 2992 2972 rundll32.exe 28 PID 2972 wrote to memory of 2992 2972 rundll32.exe 28 PID 2972 wrote to memory of 2992 2972 rundll32.exe 28 PID 2972 wrote to memory of 2992 2972 rundll32.exe 28 PID 2972 wrote to memory of 2992 2972 rundll32.exe 28 PID 2972 wrote to memory of 2992 2972 rundll32.exe 28 PID 2972 wrote to memory of 2992 2972 rundll32.exe 28 PID 2992 wrote to memory of 2096 2992 rundll32.exe 29 PID 2992 wrote to memory of 2096 2992 rundll32.exe 29 PID 2992 wrote to memory of 2096 2992 rundll32.exe 29 PID 2992 wrote to memory of 2096 2992 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2992 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 2243⤵
- Program crash
PID:2096
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