Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
29-06-2024 07:02
Static task
static1
Behavioral task
behavioral1
Sample
ALGOI-la tabla de cálculos.xlsl.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ALGOI-la tabla de cálculos.xlsl.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240611-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240508-en
General
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Target
$PLUGINSDIR/nsExec.dll
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Size
6KB
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MD5
14f5984b926208de2aafb55dd9971d4a
-
SHA1
e5afe0b80568135d3e259c73f93947d758a7b980
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SHA256
030bcfa82e3bb424835a5fa53a3ff17ab08557d3bbeea4815313036fc4bdafe1
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SHA512
e9ec97dd57ead871789d49ed38d9fde5f31d3cb2547810cae49a736e06b9f9b28cf8efea825eb83c3e07d880ee798abfb9069c6957416d5973c83e4531814e27
-
SSDEEP
96:k7GUaYNwCLuGFctpiKFlYJ8hH4RVHpwdEeY3kRlDr6dMqqyVgNJ38:Wygp3FcHi0xhYMR8dMqJVgN
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4744 4412 WerFault.exe 80 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2812 wrote to memory of 4412 2812 rundll32.exe 80 PID 2812 wrote to memory of 4412 2812 rundll32.exe 80 PID 2812 wrote to memory of 4412 2812 rundll32.exe 80
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:2812 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵PID:4412
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4412 -s 6123⤵
- Program crash
PID:4744
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4412 -ip 44121⤵PID:424