Analysis
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max time kernel
91s -
max time network
204s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06-08-2024 00:44
Static task
static1
Behavioral task
behavioral1
Sample
AcXtrnal.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
AdaptiveCards.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
SetupV4.5.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
SetupV4.5/AddressParser.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
SetupV4.5/Apphlpdm.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral6
Sample
SetupV4.5/appidapi.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
acwow64.dll
Resource
win10v2004-20240802-en
General
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Target
SetupV4.5/appidapi.dll
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Size
54KB
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MD5
9803723f2be4fb990b88b3cc883731c0
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SHA1
fb7b51ba3aff0df9bde338a28efaafa5e9520454
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SHA256
2827e2a738ad0337979739558e6da19a012dc91ecad863e594ff268f78e93575
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SHA512
34bdc8e091c6348d42699e7f21fe9c620d786b542dcc2542ef097a2d93d2fcc5e6a2720b3d13c58a488719fffa35a59b58ab4c35f6caca97a3d7aa4d57490fca
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SSDEEP
1536:SZWOik+pqC5ZflGtJmU32to/UdWxPwBs+zue0:SoqUtvf4PmU32twUm6q5
Malware Config
Signatures
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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 3 IoCs
description pid Process procid_target PID 3900 wrote to memory of 4128 3900 rundll32.exe 84 PID 3900 wrote to memory of 4128 3900 rundll32.exe 84 PID 3900 wrote to memory of 4128 3900 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\SetupV4.5\appidapi.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3900 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\SetupV4.5\appidapi.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4128
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