Analysis
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max time kernel
141s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/08/2024, 20:09
Static task
static1
Behavioral task
behavioral1
Sample
28c6d77aca825525f45bf4dc6d590065d584634fa5aa916e74295a49c483d669.dll
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
28c6d77aca825525f45bf4dc6d590065d584634fa5aa916e74295a49c483d669.dll
Resource
win10v2004-20240802-en
General
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Target
28c6d77aca825525f45bf4dc6d590065d584634fa5aa916e74295a49c483d669.dll
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Size
4.9MB
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MD5
fc4ad0dec8b2d50212442b2a20a25f8c
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SHA1
d338a477de57c4a28b5068117c2ab548e159f6c1
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SHA256
28c6d77aca825525f45bf4dc6d590065d584634fa5aa916e74295a49c483d669
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SHA512
95a8c35fe7898388076b9b740ab807499f198eb648916a4a6fb4b7dbf7ea1d2362234e2432d1643ce3c68615d08bd8edcfed38ac75d6e0b238e53d650e1cf490
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SSDEEP
98304:vWRRtfZD3olBrwJP02Azb79onzdA7iNArlSna2wlWBo:vIbtd02k0zdA2ilSI
Malware Config
Signatures
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Program crash 2 IoCs
pid pid_target Process procid_target 3740 1460 WerFault.exe 91 944 1460 WerFault.exe 91 -
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 3960 wrote to memory of 1460 3960 rundll32.exe 91 PID 3960 wrote to memory of 1460 3960 rundll32.exe 91 PID 3960 wrote to memory of 1460 3960 rundll32.exe 91
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\28c6d77aca825525f45bf4dc6d590065d584634fa5aa916e74295a49c483d669.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3960 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\28c6d77aca825525f45bf4dc6d590065d584634fa5aa916e74295a49c483d669.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1460 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 6323⤵
- Program crash
PID:3740
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 6043⤵
- Program crash
PID:944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1460 -ip 14601⤵PID:3924
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1460 -ip 14601⤵PID:752
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4056,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4116 /prefetch:81⤵PID:4072