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Analysis
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max time kernel
93s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24/11/2024, 01:20
Static task
static1
Behavioral task
behavioral1
Sample
f0815e3a862e22963efd7e5f0f8bdda72cbb13a874dfeca3011d819342a83f35.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
f0815e3a862e22963efd7e5f0f8bdda72cbb13a874dfeca3011d819342a83f35.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/upspw.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/upspw.dll
Resource
win10v2004-20241007-en
General
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Target
$PLUGINSDIR/upspw.dll
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Size
20KB
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MD5
0f91acfbdd02bae9c793e8e8a4b70c95
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SHA1
78e61c3a75786e9667f299d99509b0d10e1860fc
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SHA256
cae5f924fa04faa67dd7033706ee6af0e045c91b2e2d10c03cd45182a9b3da31
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SHA512
f9ae967537378efb79b9d43e9b987903137d5f0643bb39379284e68d51028ac8c4cf6652bf8019f6de77834095c127b6281a84a4f98e574d889197fec582b479
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SSDEEP
384:PkNXKtjQfcNzoFqacGdJ+flViKEtKGmk33:PkNXKtu3D0flkK+H
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2604 4168 WerFault.exe 82 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2844 wrote to memory of 4168 2844 rundll32.exe 82 PID 2844 wrote to memory of 4168 2844 rundll32.exe 82 PID 2844 wrote to memory of 4168 2844 rundll32.exe 82 PID 4168 wrote to memory of 2432 4168 rundll32.exe 83 PID 4168 wrote to memory of 2432 4168 rundll32.exe 83 PID 4168 wrote to memory of 2432 4168 rundll32.exe 83 PID 4168 wrote to memory of 2432 4168 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\upspw.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2844 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\upspw.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4168 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\upspw.dll,#13⤵PID:2432
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4168 -s 7603⤵
- Program crash
PID:2604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4168 -ip 41681⤵PID:1744