Analysis
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max time kernel
144s -
max time network
137s -
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 10:30
Static task
static1
Behavioral task
behavioral1
Sample
4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe
Resource
win10v2004-20240611-en
General
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Target
4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe
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Size
392KB
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MD5
583c42042090b9bd50c7ea340d2d0614
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SHA1
52fc8c85e4e34c9f070ac5664ebf6b615003ab85
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SHA256
4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880
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SHA512
e8bd1f2c2042f9d4f69e37ebba00ea82e3cccb51acd3dbb5efa1da970451edae2616412382d8066a18ad73154394cc4b197285ad7a60f77554b5ef2f820034b1
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SSDEEP
6144:0ST9EeMepodzbmsh4PN3a3hhvEqnXRZSbTXqcT2vBTet91Ra1YnC/:DT6eMM2zbXoNyLLnXRS6cTMTet9LQ
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 4 IoCs
Processes:
Dctooux.exeDctooux.exeDctooux.exeDctooux.exepid process 4816 Dctooux.exe 3172 Dctooux.exe 3512 Dctooux.exe 3180 Dctooux.exe -
Drops file in Windows directory 1 IoCs
Processes:
4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exedescription ioc process File created C:\Windows\Tasks\Dctooux.job 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.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 4776 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 3352 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 3592 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 3056 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 3244 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 2760 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 4104 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 984 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 4072 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 988 3180 WerFault.exe 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe 3176 4816 WerFault.exe Dctooux.exe 4756 4816 WerFault.exe Dctooux.exe 1508 4816 WerFault.exe Dctooux.exe 1268 4816 WerFault.exe Dctooux.exe 3364 4816 WerFault.exe Dctooux.exe 1548 4816 WerFault.exe Dctooux.exe 1912 3172 WerFault.exe Dctooux.exe 1796 4816 WerFault.exe Dctooux.exe 1636 4816 WerFault.exe Dctooux.exe 4224 4816 WerFault.exe Dctooux.exe 2528 4816 WerFault.exe Dctooux.exe 4616 4816 WerFault.exe Dctooux.exe 572 4816 WerFault.exe Dctooux.exe 232 4816 WerFault.exe Dctooux.exe 3948 4816 WerFault.exe Dctooux.exe 3604 4816 WerFault.exe Dctooux.exe 3664 4816 WerFault.exe Dctooux.exe 1616 4816 WerFault.exe Dctooux.exe 4556 3512 WerFault.exe Dctooux.exe 2320 3180 WerFault.exe Dctooux.exe 4756 4816 WerFault.exe Dctooux.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exepid process 3180 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exedescription pid process target process PID 3180 wrote to memory of 4816 3180 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe Dctooux.exe PID 3180 wrote to memory of 4816 3180 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe Dctooux.exe PID 3180 wrote to memory of 4816 3180 4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe Dctooux.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.exe"C:\Users\Admin\AppData\Local\Temp\4435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880.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 3180 -s 7762⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 8162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 8402⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 9322⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 9522⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 9762⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 8402⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 8402⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 11322⤵
- 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 4816 -s 5883⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 6283⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 6563⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 6403⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 7643⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 6643⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 9003⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 9003⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 8043⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 9683⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 8443⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 10683⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 10723⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 13203⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 14683⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 14843⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 14763⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 9043⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 11482⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3180 -ip 31801⤵
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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 3172 -s 4722⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3172 -ip 31721⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 4816 -ip 48161⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4816 -ip 48161⤵
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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 3512 -s 4802⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3512 -ip 35121⤵
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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 3180 -s 4722⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3180 -ip 31801⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4816 -ip 48161⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\198854727384Filesize
79KB
MD5e043995252676a062dcc5ad5449efd9d
SHA13527a478699902fee49e89de74eceee2ae09e8a1
SHA2569471dcccde7d1d6d83a5f1e0b9b6ab135e1e696f3440b9d0fdad86524581bb46
SHA512af1f5382274d176d4209dcae273cc94ed4371676148447bd415a693e8ac0c9a8a282b22f8a3adcdde668b3d63e5f53d8010e89509868ada6e339496a79d3f36c
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeFilesize
392KB
MD5583c42042090b9bd50c7ea340d2d0614
SHA152fc8c85e4e34c9f070ac5664ebf6b615003ab85
SHA2564435f30ee62bdf665a126cfffa47f8271f74d579bd48c8418495aac79d6e0880
SHA512e8bd1f2c2042f9d4f69e37ebba00ea82e3cccb51acd3dbb5efa1da970451edae2616412382d8066a18ad73154394cc4b197285ad7a60f77554b5ef2f820034b1
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memory/3172-22-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/3172-24-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/3180-3-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/3180-2-0x00000000021A0000-0x000000000220F000-memory.dmpFilesize
444KB
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memory/3180-17-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/3180-16-0x00000000021A0000-0x000000000220F000-memory.dmpFilesize
444KB
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memory/3180-1-0x0000000000700000-0x0000000000800000-memory.dmpFilesize
1024KB
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memory/3180-57-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/3512-48-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/4816-19-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/4816-40-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/4816-41-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB