Overview
overview
10Static
static
3setupV4.5.zip
windows11-21h2-x64
10setupV4.5/...al.dll
windows11-21h2-x64
3setupV4.5/...ds.dll
windows11-21h2-x64
3setupV4.5/....5.exe
windows11-21h2-x64
8setupV4.5/...er.dll
windows11-21h2-x64
3setupV4.5/...dm.dll
windows11-21h2-x64
3setupV4.5/...ix.sys
windows11-21h2-x64
1setupV4.5/...pi.dll
windows11-21h2-x64
3setupV4.5/acwow64.dll
windows11-21h2-x64
3Analysis
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max time kernel
118s -
max time network
124s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
05-08-2024 17:05
Static task
static1
Behavioral task
behavioral1
Sample
setupV4.5.zip
Resource
win11-20240802-en
Behavioral task
behavioral2
Sample
setupV4.5/AcXtrnal.dll
Resource
win11-20240802-en
Behavioral task
behavioral3
Sample
setupV4.5/AdaptiveCards.dll
Resource
win11-20240802-en
Behavioral task
behavioral4
Sample
setupV4.5/SetupV4.5.exe
Resource
win11-20240802-en
Behavioral task
behavioral5
Sample
setupV4.5/SetupV4.5/AddressParser.dll
Resource
win11-20240802-en
Behavioral task
behavioral6
Sample
setupV4.5/SetupV4.5/Apphlpdm.dll
Resource
win11-20240802-en
Behavioral task
behavioral7
Sample
setupV4.5/SetupV4.5/afunix.sys
Resource
win11-20240802-en
Behavioral task
behavioral8
Sample
setupV4.5/SetupV4.5/appidapi.dll
Resource
win11-20240802-en
Behavioral task
behavioral9
Sample
setupV4.5/acwow64.dll
Resource
win11-20240802-en
General
-
Target
setupV4.5/SetupV4.5/appidapi.dll
-
Size
54KB
-
MD5
9803723f2be4fb990b88b3cc883731c0
-
SHA1
fb7b51ba3aff0df9bde338a28efaafa5e9520454
-
SHA256
2827e2a738ad0337979739558e6da19a012dc91ecad863e594ff268f78e93575
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SHA512
34bdc8e091c6348d42699e7f21fe9c620d786b542dcc2542ef097a2d93d2fcc5e6a2720b3d13c58a488719fffa35a59b58ab4c35f6caca97a3d7aa4d57490fca
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SSDEEP
1536:SZWOik+pqC5ZflGtJmU32to/UdWxPwBs+zue0:SoqUtvf4PmU32twUm6q5
Malware Config
Signatures
-
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 4020 wrote to memory of 4676 4020 rundll32.exe 82 PID 4020 wrote to memory of 4676 4020 rundll32.exe 82 PID 4020 wrote to memory of 4676 4020 rundll32.exe 82
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\setupV4.5\SetupV4.5\appidapi.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4020 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\setupV4.5\SetupV4.5\appidapi.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4676
-