Analysis
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max time kernel
131s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18-08-2024 01:46
Static task
static1
Behavioral task
behavioral1
Sample
1619172a202b25aff96beb80b21fbda70ed92237a88a7a4d990f5de77b19677d.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
1619172a202b25aff96beb80b21fbda70ed92237a88a7a4d990f5de77b19677d.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
General
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Target
$PLUGINSDIR/System.dll
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Size
12KB
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MD5
6c38da8922cc37b4bbb77de4a63ad843
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SHA1
4e0533fd11df8bddbd543ed58df7b6060d9f4631
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SHA256
1624d9ad8b2e2658af224691263f64388ba3a997efe80011889e3c35237ce4c1
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SHA512
ad0be3d7e57da9c304e9b9cac5341b6c76b157456ab44f5579d6c38c830a31c9c3e1e9a875b8f465243c607ea2ede6b0bb77237f17a70a4d4c78606e036c3430
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SSDEEP
192:wA1YOTDExj7EFrYCT4E8y3hoSdtTgwF43E7QbGPXI9uIc6gn9Mw:QR7SrtTv53tdtTgwF4SQbGPX36g9Mw
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 5352 5204 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 4892 wrote to memory of 5204 4892 rundll32.exe 91 PID 4892 wrote to memory of 5204 4892 rundll32.exe 91 PID 4892 wrote to memory of 5204 4892 rundll32.exe 91
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:4892 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:5204 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5204 -s 6123⤵
- Program crash
PID:5352
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5204 -ip 52041⤵PID:2872
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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=4300,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=1420 /prefetch:81⤵PID:876