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Analysis
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max time kernel
1483s -
max time network
1494s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
09/05/2024, 18:56
Static task
static1
Behavioral task
behavioral1
Sample
capcut_capcutpc_invitefission_1.2.4_installer.exe
Resource
win11-20240508-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win11-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11-20240426-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win11-20240419-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win11-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win11-20240508-en
General
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Target
$PLUGINSDIR/System.dll
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Size
12KB
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MD5
0d7ad4f45dc6f5aa87f606d0331c6901
-
SHA1
48df0911f0484cbe2a8cdd5362140b63c41ee457
-
SHA256
3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
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SHA512
c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
-
SSDEEP
192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4496 2684 WerFault.exe 78 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4264 wrote to memory of 2684 4264 rundll32.exe 78 PID 4264 wrote to memory of 2684 4264 rundll32.exe 78 PID 4264 wrote to memory of 2684 4264 rundll32.exe 78
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:4264 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵PID:2684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 4603⤵
- Program crash
PID:4496
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2684 -ip 26841⤵PID:4056