Analysis
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max time kernel
146s -
max time network
148s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
21-06-2024 12:43
Static task
static1
Behavioral task
behavioral1
Sample
a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe
Resource
win10v2004-20240611-en
General
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Target
a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe
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Size
424KB
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MD5
61f57206e3d3d3d1621fe10c0a7f2d71
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SHA1
13657383a9fac80797fed9027b19dc14996dd3ac
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SHA256
a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25
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SHA512
5940c324406527ceaf1b37d0e00759e2c7831a4db01adf2339036ab113280ae01aee00254f2d87961b8f896fe29c331ec803f25cf0e8b88e33e6b4ca6132ef98
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SSDEEP
6144:snnUun/fcHlLgQ7CBa1PmU7iGvHvVTCZPy+isHfAt4mP/:+nUu/fclcQ76a1PmGX8Pms8
Malware Config
Extracted
amadey
4.19
8fc809
http://nudump.com
http://otyt.ru
http://selltix.org
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install_dir
b739b37d80
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install_file
Dctooux.exe
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strings_key
65bac8d4c26069c29f1fd276f7af33f3
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url_paths
/forum/index.php
/forum2/index.php
/forum3/index.php
Signatures
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Executes dropped EXE 3 IoCs
Processes:
Dctooux.exeDctooux.exeDctooux.exepid process 2852 Dctooux.exe 1508 Dctooux.exe 3140 Dctooux.exe -
Drops file in Windows directory 1 IoCs
Processes:
a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exedescription ioc process File created C:\Windows\Tasks\Dctooux.job a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 31 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 1144 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 5100 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 2660 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 2304 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 4320 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 3408 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 2056 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 4984 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 4656 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 992 2404 WerFault.exe a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe 1384 2852 WerFault.exe Dctooux.exe 2360 2852 WerFault.exe Dctooux.exe 936 2852 WerFault.exe Dctooux.exe 1308 2852 WerFault.exe Dctooux.exe 2928 2852 WerFault.exe Dctooux.exe 4536 2852 WerFault.exe Dctooux.exe 5028 2852 WerFault.exe Dctooux.exe 3760 2852 WerFault.exe Dctooux.exe 1252 2852 WerFault.exe Dctooux.exe 4476 2852 WerFault.exe Dctooux.exe 3300 2852 WerFault.exe Dctooux.exe 4460 2852 WerFault.exe Dctooux.exe 3700 2852 WerFault.exe Dctooux.exe 4624 2852 WerFault.exe Dctooux.exe 2444 2852 WerFault.exe Dctooux.exe 2320 2852 WerFault.exe Dctooux.exe 3692 2852 WerFault.exe Dctooux.exe 2236 2852 WerFault.exe Dctooux.exe 3812 1508 WerFault.exe Dctooux.exe 2028 3140 WerFault.exe Dctooux.exe 1736 2852 WerFault.exe Dctooux.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exepid process 2404 a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exedescription pid process target process PID 2404 wrote to memory of 2852 2404 a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe Dctooux.exe PID 2404 wrote to memory of 2852 2404 a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe Dctooux.exe PID 2404 wrote to memory of 2852 2404 a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe Dctooux.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe"C:\Users\Admin\AppData\Local\Temp\a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25.exe"1⤵
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 7842⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 8042⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 8362⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 9442⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 9722⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 8402⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 10282⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 10522⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 11362⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe"C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe"2⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 5883⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 6283⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 6523⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 6963⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 7043⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 7603⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 9003⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 9323⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 9403⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 7483⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 9923⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 10683⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 10723⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 14363⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 14563⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 14883⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 15083⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 15003⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 16363⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 11882⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2404 -ip 24041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2852 -ip 28521⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2852 -ip 28521⤵
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeC:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1508 -s 4802⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1508 -ip 15081⤵
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeC:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3140 -s 4722⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3140 -ip 31401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2852 -ip 28521⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\235821424191Filesize
72KB
MD5e2376d49c97ecc0727caf2f4167a2028
SHA1e1439dc437a09cca36b76f1d440ac7725d03e4f7
SHA256be39b46b569b8eb48a3fa6e6ced2edd5700ae21d3013c5b7ea1f975e9147bd29
SHA5129cc5db232e5f003f75e59ee59e2809ef8992989e4808866fc07d4406a8f6b289499d9adb44abe3ae0d3bffc1429f1c15bce73517363fae75525c5b09dc10beb8
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeFilesize
424KB
MD561f57206e3d3d3d1621fe10c0a7f2d71
SHA113657383a9fac80797fed9027b19dc14996dd3ac
SHA256a7a92d89003582772abd453355a3bf6eacb2c71ebd3ee286ad51b8b4eb2ebf25
SHA5125940c324406527ceaf1b37d0e00759e2c7831a4db01adf2339036ab113280ae01aee00254f2d87961b8f896fe29c331ec803f25cf0e8b88e33e6b4ca6132ef98
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memory/1508-41-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/1508-40-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/2404-15-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/2404-16-0x00000000021C0000-0x000000000222F000-memory.dmpFilesize
444KB
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memory/2404-1-0x0000000000720000-0x0000000000820000-memory.dmpFilesize
1024KB
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memory/2404-17-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/2404-3-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/2404-2-0x00000000021C0000-0x000000000222F000-memory.dmpFilesize
444KB
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memory/2852-19-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/2852-35-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/2852-36-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/3140-50-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB