Analysis
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max time kernel
93s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-11-2024 10:22
Static task
static1
Behavioral task
behavioral1
Sample
Factura Honorarios 2024-11-17.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Factura Honorarios 2024-11-17.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
$PLUGINSDIR/System.dll
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Size
11KB
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MD5
75ed96254fbf894e42058062b4b4f0d1
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SHA1
996503f1383b49021eb3427bc28d13b5bbd11977
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SHA256
a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
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SHA512
58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4
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SSDEEP
192:X24sihno0bW+l97H4GB7QDs91kMtwtobTr4u+QHbazMNHT7dmNIEr:m8vJl97JeoxtN/r3z7YV
Malware Config
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 3376 4052 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
rundll32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 1424 wrote to memory of 4052 1424 rundll32.exe 83 PID 1424 wrote to memory of 4052 1424 rundll32.exe 83 PID 1424 wrote to memory of 4052 1424 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4052 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 6123⤵
- Program crash
PID:3376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4052 -ip 40521⤵PID:3568